parts catalog

988B WHEEL LOADER 50W00001-06040 (MACHINE) POWERED BY 3408 ENGINE POWER TRAIN Caterpillar SIS

WHEEL LOADER 988B WHEEL LOADER 50W
988B WHEEL LOADER 50W00001-06040 (MACHINE) POWERED BY 3408 ENGINE SEBP1079 988B 50W (1976)

Parts group 988B:

For full view, you need register

POWER TRAIN

AXLE GP

AXLE GP-OSCILLATING

1V-4949 AXLE GP-OSCILLATING

1V4949 REAR AXLE GROUP--Oscillating--Part 1 of 2
Serial No. 50W1 to 1687, 1692, 1694 to 1725, 1728, 1729, 1731, 1733, 1734 and 50W1736 inclusive

AXLE GP-OSCILLATING

1V-4949 AXLE GP-OSCILLATING

1V4949 REAR AXLE GROUP--Oscillating--Part 2 of 2
Serial No. 50W1 to 1687, 1692, 1694 to 1725, 1728, 1729, 1731, 1733, 1734 and 50W1736 inclusive

AXLE GP-OSCILLATING

1V-4949 AXLE GP-OSCILLATING

1V4949 REAR AXLE GROUP--Oscillating--Part 1 of 2
Serial No. 50W1688 to 1691, 1693, 1726, 1727, 1730, 1732, 1735 and 50W1737 to 50W5771 inclusive

AXLE GP-OSCILLATING

1V-4949 AXLE GP-OSCILLATING

1V4949 REAR AXLE GROUP--Oscillating--Part 2 of 2
Serial No. 50W1688 to 1691, 1693, 1726, 1727, 1730, 1732, 1735 and 50W1737 to 50W5771 inclusive

AXLE GP-OSCILLATING

1V-4949 AXLE GP-OSCILLATING

1V4949 REAR AXLE GROUP--Oscillating--Part 1 of 2
Serial No. 50W5772-Up

AXLE GP-OSCILLATING

1V-4949 AXLE GP-OSCILLATING

1V4949 REAR AXLE GROUP--Oscillating--Part 2 of 2
Serial No. 50W5772-Up

AXLE GP-FIXED

1V-4945 AXLE GP-FIXED

1V4945 FRONT AXLE GROUP--Fixed
Serial No. 50W1 to 1685, 1687, 1690 to 1721, 1723, 1724, 1731, 1733, 1734 and 50W1736 inclusive

AXLE GP-FIXED

1V-4945 AXLE GP-FIXED

1V4945 FRONT AXLE GROUP--Fixed
Serial No. 50W1686, 1688, 1689, 1722, 1725 to 1730, 1732, 1735 and 50W1737 to 50W5639 inclusive

AXLE GP-FIXED

1V-4945 AXLE GP-FIXED

1V4945 FRONT AXLE GROUP--Fixed
Serial No. 50W5640-Up

WHEEL GP-FINAL DRIVE & BRAKE

1V-4946 WHEEL GP-FINAL DRIVE & BRAKE

1V4946 FINAL DRIVE AND BRAKE WHEEL GROUP--2 Required
Serial No. 50W1 to 50W3667 inclusive
1V5669 Final Drive and Brake Wheel parts are shown on Pages 143, 143A & 143B

WHEEL GP-FINAL DRIVE & BRAKE

1V-4946 WHEEL GP-FINAL DRIVE & BRAKE

1V4946 FINAL DRIVE AND BRAKE WHEEL GROUP--2 Required
Serial No. 50W3668-Up
1V5669 Final Drive and Brake Wheel parts are shown on Page 143A

WHEEL GP-FINAL DRIVE & BRAKE

1V-5669 WHEEL GP-FINAL DRIVE & BRAKE

1V5669 FINAL DRIVE AND BRAKE WHEEL GROUP
Serial No. 50W1 to 50W571 inclusive. Part of 1V4946 Final Drive and Brake Wheel
Group shown on Page 142. 1V5667 Service Brake parts are shown on Page 144

WHEEL GP-FINAL DRIVE & BRAKE

1V-5669 WHEEL GP-FINAL DRIVE & BRAKE

1V5669 FINAL DRIVE AND BRAKE WHEEL GROUP
Serial No. 50W572 to 50W1557 and 50W1621-Up. Part of 1V4946 Final Drive and
Brake Wheel Group shown on Pages 142 & 142A. 1V5667 Service Brake parts are
shown on Page 144

WHEEL GP-FINAL DRIVE & BRAKE

1V-5669 WHEEL GP-FINAL DRIVE & BRAKE

1V5669 FINAL DRIVE AND BRAKE WHEEL GROUP
Serial No. 50W1558 to 50W1620 inclusive. Part of 1V4946 Final Drive and Brake Wheel
Group shown on Page 142. 1V5667 Service Brake parts are shown on Page 144

CONTROL GP-TORQUE CONVERTER

CONTROL GP-TORQUE CONVERTER

1V-4902 CONTROL GP-TORQUE CONVERTER

1V4902 TORQUE CONVERTER CONTROL GROUP

CONTROL GP-TRANSMISSION HYD

CONTROL GP-TRANSMISSION HYD

6P-5139 CONTROL GP-TRANSMISSION HYD

6P5139 TRANSMISSION HYDRAULIC CONTROL GROUP
IF TRANSMISSION IS SERIALIZED, USE TRANSMISSION SERIAL NO. OTHERWISE, USE VEHICLE SERIAL NO.
Vehicle Serial No. 50W1 to 50W4353 inclusive. Transmission Serial No. 2MA1-Up. Part of 3P9094 Transmission
Arrangement shown on Page 113. 6P5140 Control Valve parts are shown on Pages 115 & 115A

DIFFERENTIAL & BEVEL GEAR GP

DIFFERENTIAL & BEVEL GEAR GP

1V-4948 DIFFERENTIAL & BEVEL GEAR GP

1V4948 REAR DIFFERENTIAL AND BEVEL GEAR GROUP
Serial No. 50W1 to 4421, 4424, 4426 and 50W4429 inclusive
1V4947 Differential parts are shown on Page 139

DIFFERENTIAL & BEVEL GEAR GP

1V-4948 DIFFERENTIAL & BEVEL GEAR GP

1V4948 REAR DIFFERENTIAL AND BEVEL GEAR GROUP
Serial No. 50W4422, 4423, 4425, 4427, 4428 & 50W4430-Up
4V8736 Differential parts are shown on Page 139

DIFFERENTIAL & BEVEL GEAR GP

2V-4898 DIFFERENTIAL & BEVEL GEAR GP

2V4898 FRONT DIFFERENTIAL AND BEVEL GEAR GROUP
Serial No. 50W1 to 4421, 4424, 4426 and 50W4429 inclusive
1V4947 Differential parts are shown on Page 139

DIFFERENTIAL & BEVEL GEAR GP

2V-4898 DIFFERENTIAL & BEVEL GEAR GP

2V4898 FRONT DIFFERENTIAL AND BEVEL GEAR GROUP
Serial No. 50W4422, 4423, 4425, 4427, 4428 & 50W4430-Up
4V8736 Differential parts are shown on Page 139

DIFFERENTIAL GP

5V-0416 DIFFERENTIAL GP

5V416 DIFFERENTIAL GROUP--Detroit No-Spin
Serial No. 50W4422, 4423, 4425, 4427, 4428 & 50W4430-Up
FOR REAR AXLE ONLY. AN ATTACHMENT

DIFFERENTIAL GROUP

1V-4947 DIFFERENTIAL GROUP

1V4947 DIFFERENTIAL GROUP
Serial No. 50W1 to 4421, 4424, 4426 and 50W4429 inclusive. Part of 1V4948 and
2V4898 Differential and Bevel Gear Groups shown on Pages 137 and 138

DIFFERENTIAL GP

4V-8736 DIFFERENTIAL GP

4V8736 DIFFERENTIAL GROUP
Serial No. 50W4422, 4423, 4425, 4427, 4428 and 50W4430-Up. Part of 1V4948
and 2V4898 Differential and Bevel Gear Groups shown on Pages 137B & 138A

FILLER GP-POWER TRAIN OIL

FILLER GP-POWER TRAIN OIL

1V-4951 FILLER GP-POWER TRAIN OIL

1V4951 TRANSMISSION OIL FILLER GROUP
Serial No. 50W1 to 50W1696 inclusive

FILLER GP-POWER TRAIN OIL

1V-4951 FILLER GP-POWER TRAIN OIL

1V4951 TRANSMISSION OIL FILLER GROUP
Serial No. 50W1697 to 50W2367 inclusive

FILLER GP-POWER TRAIN OIL

1V-4951 FILLER GP-POWER TRAIN OIL

1V4951 TRANSMISSION OIL FILLER GROUP
Serial No. 50W2368-Up

GEAR GP

GEAR GP-TRANSFER-INPUT

3P-3473 GEAR GP-TRANSFER-INPUT

3P3473 TRANSFER GEAR GROUP--Input--End View Part 1 of 2
IF TRANSMISSION IS SERIALIZED, USE TRANSMISSION SERIAL NO. OTHERWISE, USE VEHICLE SERIAL NO.
Vehicle Serial No. 50W1 to 50W4353 inclusive. Transmission Serial No. 2MA1-Up
Part of 3P9094 Transmission Arrangement shown on Page 113

GEAR GP-TRANSFER-INPUT

3P-3473 GEAR GP-TRANSFER-INPUT

3P3473 TRANSFER GEAR GROUP--Input--Side View Part 2 of 2
IF TRANSMISSION IS SERIALIZED, USE TRANSMISSION SERIAL NO. OTHERWISE, USE
VEHICLE SERIAL NO. Vehicle Serial No. 50W1 to 50W4353 inclusive. Transmission
Serial No. 2MA1-Up. Part of 3P9094 Transmission Arrangement shown on Page 113

TRANSFER CASE & GEAR GP

3P-2875 TRANSFER CASE & GEAR GP

3P2875 TRANSFER CASE AND GEAR GROUP--Output--End View Part 1 of 2
Serial No. 50W1 to 50W308 and 50W319 inclusive and Test No. 1 to 288 inclusive
Part of 3P9094 Transmission Arrangement shown on Page 113

TRANSFER CASE & GEAR GP

3P-2875 TRANSFER CASE & GEAR GP

3P2875 TRANSFER CASE AND GEAR GROUP--Output--Side View Part 2 of 2
Serial No. 50W1 to 50W308 and 50W319 inclusive and Test No. 1 to 288 inclusive
Part of 3P9094 Transmission Arrangement shown on Page 113

TRANSFER CASE & GEAR GP

3P-2875 TRANSFER CASE & GEAR GP

3P2875 TRANSFER CASE AND GEAR GROUP--Output--End View Part 1 of 2
Serial No. 50W309 to 50W318 and 50W320 to 50W2314 inclusive and Test No. 289 to
2354 inclusive. Part of 3P9094 Transmission Arrangement shown on Page 113

TRANSFER CASE & GEAR GP

3P-2875 TRANSFER CASE & GEAR GP

3P2875 TRANSFER CASE AND GEAR GROUP--Output--Side View part 2 of 2
Serial No. 50W309 to 50W318 and 50W320 to 50W2314 inclusive and Test No. 289 to
2354 inclusive. Part of 3P9094 Transmission Arrangement shown on Page 113

TRANSFER CASE & GEAR GP

3P-2875 TRANSFER CASE & GEAR GP

3P2875 TRANSFER CASE AND GEAR GROUP--Output--End View Part 1 of 2
Serial No. 50W2315 to 3241, 3243 to 3245, 3250 to 3253, 3255 to 3258, 3260,
3267, 3270, 3275, 3280, 3295, 3296 and 50W3300 inclusive and Test No. 2355 to
3396 inclusive. Part of 3P9094 Transmission Arrangement shown on Page 113

TRANSFER CASE & GEAR GP

3P-2875 TRANSFER CASE & GEAR GP

3P2875 TRANSFER CASE AND GEAR GROUP--Output--Side View part 2 of 2
Serial No. 50W2315 to 3241, 3243 to 3245, 3250 to 3253, 3255 to 3258, 3260,
3267, 3270, 3275, 3280, 3295, 3296 and 50W3300 inclusive and Test No. 2355 to
3396 inclusive. Part of 3P9094 Transmission Arrangement shown on Page 113

TRANSFER CASE & GEAR GP

3P-2875 TRANSFER CASE & GEAR GP

3P2875 TRANSFER CASE AND GEAR GROUP--Output--End View Part 1 of 2
IF TRANSMISSION IS SERIALIZED, USE TRANSMISSION SERIAL NO. OTHERWISE, USE
VEHICLE SERIAL NO. Vehicle Serial No. 50W3242, 3246 to 3249, 3254, 3259, 3261
to 3266, 3268, 3269, 3271 to 3274, 3276 to 3279, 3281 to 3294, 3297 to 3299 and
50W3301 to 50W4353 inclusive and Test No. 3397-Up. Transmission Serial No.
2MA1-Up. Part of 3P9094 Transmission Arrangement shown on Page 113

TRANSFER CASE & GEAR GP

3P-2875 TRANSFER CASE & GEAR GP

3P2875 TRANSFER CASE AND GEAR GROUP--Output--Side View Part 2 of 2
IF TRANSMISSION IS SERIALIZED, USE TRANSMISSION SERIAL NO. OTHERWISE, USE
VEHICLE SERIAL NO. Vehicle Serial No. 50W3242, 3246 to 3249, 3254, 3259, 3261
to 3266, 3268, 3269, 3271 to 3274, 3276 to 3279, 3281 to 3294, 3297 to 3299 and
50W3301 to 50W6040 inclusive and Test No. 3397-Up. Transmission Serial No.
2MA1-Up. Part of 3P9094 Transmission Arrangement shown on Page 113

LINES GP-POWER TRAIN OIL

LINES GP-POWER TRAIN OIL

1V-4950 LINES GP-POWER TRAIN OIL

1V4950 TRANSMISSION OIL LINES GROUP--Part 1 of 2

LINES GP-POWER TRAIN OIL

1V-4950 LINES GP-POWER TRAIN OIL

1V4950 TRANSMISSION OIL LINES GROUP--Part 2 of 2
6P6569 Valve parts are shown on Page 134

LOCK GP-TRANSMISSION CONTROL

LOCK GP-TRANSMISSION

3V-0979 LOCK GP-TRANSMISSION

3V979 TRANSMISSION CONTROL LOCK GROUP
Serial No. 50W1 to 50W879 inclusive
Part of 1V4911 Transmission Control Group shown on Page 119

LOCK GP-TRANSMISSION

3V-0979 LOCK GP-TRANSMISSION

3V979 TRANSMISSION CONTROL LOCK GROUP
Serial No. 50W880 to 50W1492 inclusive
Part of 1V4911 Transmission Control Group shown on Page 119

LOCK GP-TRANSMISSION

3V-0979 LOCK GP-TRANSMISSION

3V979 TRANSMISSION CONTROL LOCK GROUP
Serial No. 50W1493-Up
Part of 1V4911 Transmission Control Group shown on Page 119

PUMP GP

PUMP GP-GEAR

3P-0381 PUMP GP-GEAR

3P381 GEAR PUMP GROUP--Transmission
Serial No. 50W1 to 1196, 1631 to 1740, 1742 to 1748, 1750 to 1959
and 50W2031-Up

PUMP GP-GEAR

3P-0380 PUMP GP-GEAR

3P380 BASIC GEAR PUMP GROUP
Serial No. 50W1 to 1196, 1631 to 1740, 1742 to 1748, 1750 to 1959 and 50W2031-Up
Part of 3P381 Gear Pump Group

PUMP GP-GEAR

3P-0381 PUMP GP-GEAR

3P381 GEAR PUMP GROUP--Transmission
Serial No. 50W1197 to 1630, 1741, 1749 & 50W1960 to 50W2030 inclusive

BASIC GEAR PUMP GROUP

9P-6518 BASIC GEAR PUMP GROUP

9P6518 BASIC GEAR PUMP GROUP
Serial No. 50W1197 to 1630, 1741, 1749 & 50W1960 to 50W2030 inclusive
Part of 3P381 Gear Pump Group

SHAFT GP

DRIVE SHAFT GP

1V-4943 DRIVE SHAFT GP

1V4943 MAIN DRIVE SHAFT GROUP
Serial No. 50W1 to 3211, 3227 to 50W3230 inclusive
1V2605 Drive Shaft and 4V2756, 4V2757, 4V2758 and 4V2759 Universal Joint parts
are shown on Pages 128, 130, 130A and 130B

DRIVE SHAFT GP

1V-4943 DRIVE SHAFT GP

1V4943 MAIN DRIVE SHAFT GROUP
Serial No. 50W3212 to 3226 and 50W3231 to 50W3263 inclusive
5V621 Drive Shaft and 4V2756, 4V2757, 4V2758 and 4V2759 Universal
Joint parts are shown on Pages 128A, 130, 130A and 130B

DRIVE SHAFT GP

1V-4943 DRIVE SHAFT GP

1V4943 MAIN DRIVE SHAFT GROUP
Serial No. 50W3264-Up
5V621 Drive Shaft and 5V622, 5V623, 4V2758 and 4V2759 Universal
Joint parts are shown on Pages 128A, 130-1, 130A-2 and 130B

DRIVE SHAFT GP

1V-4942 DRIVE SHAFT GP

1V4942 UPPER DRIVE SHAFT GROUP
4V2761 and 4V2762 Joint parts are shown on Page 131

DRIVE SHAFT GROUP

1V-2605 DRIVE SHAFT GROUP

1V2605 DRIVE SHAFT GROUP
Serial No. 50W1 to 3211, 3227 to 50W3230 inclusive. Part of 1V4943 Main Drive. Shaft
Group shown on Page 127, 4V2754 and 4V2755 Joint parts are shown on
Pages 129 and 129B

DRIVE SHAFT GP

5V-0621 DRIVE SHAFT GP

5V621 DRIVE SHAFT GROUP
Serial No. 50W3212 to 3226 and 50W3231-Up. Part of 1V4943 Main Drive Shaft
Group shown on Pages 127A & 127B. 5V580 and 5V579 Joint parts are shown on
Pages 129A and 129D

SLIP JOINT GROUP

4V-2754 SLIP JOINT GROUP

4V2754 SLIP JOINT GROUP--North American Rockwell Corporation
Serial No. 50W1 to 3211, 3227 to 50W3230 inclusive
Part of 1V3605 Drive Shaft Group shown on Page 128

SLIP JOINT GP

5V-0580 SLIP JOINT GP

5V580 SLIP JOINT GROUP--North American Rockwell Corporation
Serial No. 50W3212 to 50W3226 and 50W3231-Up
Part of 5V621 Drive Shaft Group shown on Page 128A

SLIP JOINT GROUP

4V-2755 SLIP JOINT GROUP

4V2755 SLIP JOINT GROUP--Borg Warner Corporation
Serial No. 50W1 to 3211, 3227. to 50W3230 inclusive
Part of 1V2605 Drive Shaft Group shown on Page 128

SLIP JOINT GP

5V-0579 SLIP JOINT GP

5V579 SLIP JOINT GROUP--Borg Warner Corporation
Serial No. 50W3212 to 3226 and 50W3231-Up
Part of 5V621 Drive Shaft Group shown on Page 128A

UNIVERSAL JOINT GROUP

4V-2756 UNIVERSAL JOINT GROUP

4V2756 UNIVERSAL JOINT GROUP--North American Rockwell Corporation
Serial No. 50W1 to 50W3263 inclusive
Part of 1V4943 Main Drive Shaft Group shown on Pages 127 and 127A

UNIVERSAL JOINT GP

5V-0622 UNIVERSAL JOINT GP

5V622 UNIVERSAL JOINT GROUP--North American Rockwell Corporation
Serial No. 50W3264-Up
Part of 1V4943 Main Drive Shaft Group shown on Page 127B

UNIVERSAL JOINT GROUP

4V-2757 UNIVERSAL JOINT GROUP

4V2757 UNIVERSAL JOINT GROUP--Borg Warner Corporation
Serial No. 50W1 to 50W3263 inclusive
Part of 1V4943 Main Drive Shaft Group shown on Pages 127 and 127A

UNIVERSAL JOINT GP

5V-0623 UNIVERSAL JOINT GP

5V623 UNIVERSAL JOINT GROUP--Borg Warner Corporation
Serial No. 50W3264-Up
Part of 1V4943 Main Drive Shaft Group shown on Page 127B

UNIVERSAL JOINT GP

4V-2758 UNIVERSAL JOINT GP

4V2758 UNIVERSAL JOINT GROUP--North American Rockwell Corporation
Part of 1V4943 Main Drive Shaft Group shown on Page 127

UNIVERSAL JOINT GP

4V-2759 UNIVERSAL JOINT GP

4V2759 UNIVERSAL JOINT GROUP--Borg Warner Corporation
Part of 1V4943 Main Drive Shaft Group shown on Page 127

UNIVERSAL JOINT GP

4V-2761 UNIVERSAL JOINT GP

4V2761 UNIVERSAL JOINT GROUP--North American Rockwell Corporation
Part of 1V4942 Upper Drive Shaft Group shown on Page 128

UNIVERSAL JOINT GP

4V-2762 UNIVERSAL JOINT GP

4V2762 UNIVERSAL JOINT GROUP--Borg Warner Corporation
Part of 1V4942 Upper Drive Shaft Group shown on Page 128

SHOE GP-TRACK

SHOE GP

1V-6244 SHOE GP

1V6244 SHOE GROUP
Part of 2V5444 Carcass Arrangement listed on Page 145
AN ATTACHMENT

2V-9159 TRACK SHOE ARRANGEMENT

2V9159 TRACK SHOE ARRANGEMENT--Clipped Grouser
Provides Track Shoes that are self-cleaning in mud operation
AN ATTACHMENT

TRACK SHOE GP-LH

2V-9157 TRACK SHOE GP-LH

2V9157 SHOE GROUP--L.H.
Part of 4V2299 Spare Carcass Arrangements and 2V9159 Track Shoe Arrangement
listed on Pages 145A and 147. AN ATTACHMENT

TRACK SHOE GP-RH

2V-9158 TRACK SHOE GP-RH

2V9158 SHOE GROUP--R.H.
Part of 4V2298 Spare Carcass Arrangement and 2V9159 Track Shoe Arrangement
listed on Pages 145A and 147. AN ATTACHMENT

TORQUE CONVERTER GP

TORQUE CONVERTER GP

3P-8074 TORQUE CONVERTER GP

3P8074 TORQUE CONVERTER GROUP--With Housing
Serial No. 50W1 to 50W3100 inclusive and Torque Converter Serial No. 23T1 to
23T6674 inclusive. 8P5095 Torque Converter parts are shown on Page 111 & 111A

TORQUE CONVERTER GP

3P-8074 TORQUE CONVERTER GP

3P8074 TORQUE CONVERTER GROUP--With Housing
Serial No. 50W3101 to 50W5359 inclusive and Torque Converter Serial No.
23T6675 to 23T9850 inclusive. 7G7663 Torque Converter parts are shown on Page 111B

TORQUE CONVERTER GP

3P-8074 TORQUE CONVERTER GP

3P8074 TORQUE CONVERTER GROUP--With Housing
Serial No. 50W5360-Up and Torque Converter Serial No. 23T9851-Up
3T5098 Torque Converter parts are shown on Page 111C

TORQUE CONVERTER GP

8P-5095 TORQUE CONVERTER GP

8P5095 BASIC TORQUE CONVERTER GROUP
Serial No. 50W1 to 1591, 1596 to 1607, 1620, 1621, 1624, 1631, 1635, 1640, 1642 to 50W1644 inclusive
Torque Converter Serial No. 23T1 to 23T5028 inclusive
Part of 3P8074 Torque Converter Group shown on Page 110

TORQUE CONVERTER GP

8P-5095 TORQUE CONVERTER GP

8P5095 BASIC TORQUE CONVERTER GROUP
Serial No. 50W1592 to 1595, 1608 to 1619, 1622, 1623, 1625 to 1630, 1632 to 1634, 1636 to 1639, 1641 and 50W1645 to
50W3100 inclusive. Torque Converter Serial No. 23T5029 to 23T6674 inclusive. Part of 3P8074 Torque Converter Group shown on
Page 110. For Field Replacement of 8P9302 order 3T5989 shown on Page 111D

TORQUE CONVERTER GP

7G-7663 TORQUE CONVERTER GP

7G7663 TORQUE CONVERTER GROUP
Serial No. 50W3101 to 50W5359 inclusive and Torque Converter Serial No. 23T6675 to 23T9850 inclusive
Part of 3P8074 Torque Converter Group shown on Page 110A

TORQUE CONVERTER GP

3T-5098 TORQUE CONVERTER GP

3T5098 TORQUE CONVERTER GROUP
Serial No. 50W5360-Up and Torque Converter Serial No. 23T9851-Up
Part of 3P8074 Torque Converter Group shown on Page 110B

TRANSMISSION GP

HOUSING AS-CLUTCH

3T-5989 HOUSING AS-CLUTCH

3T5989 CLUTCH HOUSING ASSEMBLY--Field Installation
Serial No. 50W1592 to 1595, 1608 to 1619, 1622, 1623, 1625 to 1630, 1632 to 1634, 1636
to 1639, 1641 and 50W1645 to 50W3100 inclusive. NOTE: Provides service
replacement for 8P9302 shown on Page 111A

TRANSMISSION AR

3P-9094 TRANSMISSION AR

3P9094 TRANSMISSION ARRANGEMENT
IF TRANSMISSION IS SERIALIZED, USE TRANSMISSION SERIAL NO. OTHERWISE, USE
VEHICLE SERIAL NO. Vehicle Serial No. 50W1 to 50W6040 inclusive. Transmission
Serial No. 2MA1-Up. 6P5139 Transmission Hydraulic Control, 3P3057 Planetary
Transmission, 3P3473 Transfer Gear, 3P2875 Transfer Case and Gear and 3P3474
Transfer Case and Covers parts are shown on Pages 114 and 120 through 126A

PLANETARY GP

3P-3057 PLANETARY GP

3P3057 PLANETARY TRANSMISSION GROUP--Part 1 of 3
Serial No. 50W1 to 50W2327, 50W2330 & 50W2334 inclusive and Test No. 1 to 2385 inclusive
Part of 3P9094 Transmission Arrangement shown on Page 113

PLANETARY GP

3P-3057 PLANETARY GP

3P3057 PLANETARY TRANSMISSION GROUP--Part 2 of 3
Serial No. 50W1 to 50W2327, 50W2330 & 50W2334 inclusive and Test No. 1 to 2385 inclusive
Part of 3P9094 Transmission Arrangement shown on Page 113

PLANETARY GP

3P-3057 PLANETARY GP

3P3057 PLANETARY TRANSMISSION GROUP--Part 3 of 3
Serial No. 50W1 to 50W2327, 50W2330 & 50W2334 inclusive and Test No. 1 to 2385 inclusive
Part of 3P9094 Transmission Arrangement shown on Page 113

PLANETARY GP

3P-3057 PLANETARY GP

3P3057 PLANETARY TRANSMISSION GROUP--Part 1 of 3
Serial No. 50W2328, 2329, 2331 to 2333, 2335 to 3048, 3059, 3061, 3064 to 3066, 3072, 3077,
3081, 3083, 3084, 3094, 3101, 3110, 3111, 3119, 3126, 3136, 3145 and 50W3152 inclusive & Test
No. 2386 to 3161 inclusive. Part of 3P9094 Transmission Arrangement shown on Page 113

PLANETARY GP

3P-3057 PLANETARY GP

3P3057 PLANETARY TRANSMISSION GROUP--Part 2 of 3
Serial No. 50W2328, 2329, 2331 to 2333, 2335 to 3048, 3059, 3061, 3064 to 3066, 3072,
3077, 3081, 3083, 3084, 3094, 3101, 3110, 3111, 3119, 3126, 3136, 3145 and 50W3152
inclusive and Test No. 2386 to 3161 inclusive. Part of 3P9094 Transmission Arrangement shown on Page 113

PLANETARY GP

3P-3057 PLANETARY GP

3P3057 PLANETARY TRANSMISSION GROUP--Part 3 of 3
Serial No. 50W2328, 2329, 2331 to 2333, 2335 to 3048, 3059, 3061, 3064 to 3066, 3072, 3077, 3081,
3083, 3084, 3094, 3101, 3110, 3111, 3119, 3126, 3136, 3145 and 50W3152 inclusive and Test
No. 2386 to 3161 inclusive. Part of 3P9094 Transmission Arrangement shown on Page 113

PLANETARY GP

3P-3057 PLANETARY GP

3P3057 PLANETARY TRANSMISSION GROUP--Part 1 of 3
IF TRANSMISSION IS SERIALIZED, USE TRANSMISSION SERIAL NO. OTHERWISE, USE VEHICLE SERIAL NO. Vehicle Serial No. 50W3049 to 3058,
3060, 3062, 3063, 3067 to 3071, 3073 to 3076, 3078 to 3080, 3082, 3085 to 3093, 3095 to 3100, 3102 to 3109, 3112 to 3118, 3120 to
3125, 3127 to 3135, 3137 to 3144, 3146 to 3151 and 50W3153 to 50W4353 inclusive and Test No. 3162-Up. Transmission Serial No.
2MA1-Up. Part of 3P9094 Transmission Arrangement shown on Page 113

PLANETARY GP

3P-3057 PLANETARY GP

3P3057 PLANETARY TRANSMISSION GROUP--Part 2 of 3
IF TRANSMISSION IS SERIALIZED, USE TRANSMISSION SERIAL NO. OTHERWISE, USE VEHICLE SERIAL NO. Vehicle Serial No. 50W3049 to
3058, 3060, 3062, 3063, 3067 to 3071, 3073 to 3076, 3078 to 3080, 3082, 3085 to 3093, 3095 to 3100, 3102 to 3109, 3112 to 3118,
3120 to 3125, 3127 to 3135, 3137 to 3144, 3146 to 3151 and 50W3153 to 50W4353 inclusive and Test No. 3162-Up. Transmission Serial
No. 2MA1-Up. Part of 3P9094 Transmission Arrangement shown on Page 113

PLANETARY GP

3P-3057 PLANETARY GP

3P3057 PLANETARY TRANSMISSION GROUP--Part 3 of 3
IF TRANSMISSION IS SERIALIZED, USE TRANSMISSION SERIAL NO. OTHERWISE, USE VEHICLE SERIAL NO. Vehicle Serial No. 50W3049 to
3058, 3060, 3062, 3063, 3067 to 3076, 3078 to 3080, 3082, 3085 to 3095 to 3100, 3102 to 3109, 3112 to 3118,
3120 to 3125, 3127 to 3135, 3137 to 3144, 3146 to 3151 and 50W3153 to 50W4353 inclusive and Test No. 3162-Up. Transmission Serial
No. 2MA1-Up. Part of 3P9094 Transmission Arrangement shown on Page 113

CASE & PARTS GP

3P-3474 CASE & PARTS GP

3P3474 TRANSMISSION CASE AND COVERS GROUP
Serial No. 50W1 to 3455, 3458, 3459, 3477 to 3479 and 50W3484 inclusive and Test
No. 1 to 3615 inclusive. Part of 3P9094 Transmission Arrangement shown on Page 113

CASE & PARTS GP

3P-3474 CASE & PARTS GP

3P3474 TRANSMISSION CASE AND COVERS GROUP
IF TRANSMISSION IS SERIALIZED, USE TRANSMISSION SERIAL NO. OTHERWISE
USE VEHICLE SERIAL NO. Vehicle Serial No. 50W3456, 3457, 3460 to 3476, 3480 to
3483 and 50W3485 to 50W4353 inclusive and Test No. 3616-Up. Transmission Serial
No. 2MA1 to 2MA775 inclusive. Part of 3P9094 Transmission Arrangement shown on
Page 113. For field replacement of 7G7135 Case Assembly refer to Page 126C

CASE & PARTS GP

3P-3474 CASE & PARTS GP

3P3474 TRANSMISSION CASE AND COVERS GROUP
Transmission Serial No. 2MA776-Up
Part of 3P9094 Transmission Arrangement shown on Page 113. For field replacement
of 7G7135 Case Assembly refer to Page 126C

TRANSMISSION CASE REPLACEMENT

TRANSMISSION CASE REPLACEMENT
Provides Field Replacement of 7G7135 Case Assembly shown on Pages 126A & 126B

VALVE GP-CONTROL

VALVE GP-CONTROL

6P-5140 VALVE GP-CONTROL

6P5140 NEUTRALIZER, SELECTOR AND PRESSURE CONTROL VALVE GROUP
Serial No. 50W1 to 3605, 3608, 3610 to 3612, 3615, 3616, 3618 to 3622, 3624 to
3634, 3637, 3640 and 50W3648 inclusive. Part of 6P5139 Control Group shown on
Page 114. 6P5141 and 6P5142 Valve parts are shown on Pages 115B, 116 and 116A

VALVE GP-CONTROL

6P-5140 VALVE GP-CONTROL

6P5140 NEUTRALIZER, SELECTOR AND PRESSURE CONTROL VALVE GROUP
IF TRANSMISSION IS SERIALIZED, USE TRANSMISSION SERIAL NO. OTHERWISE, USE
VEHICLE SERIAL NO. Vehicle Serial No. 50W3606, 3607, 3609, 3613, 3614, 3617,
3623, 3635, 3636, 3638, 3639, 3641 to 3647 and 50W3649 to 50W4353 inclusive
Transmission Serial No. 2MA1 to 2MA296 inclusive. Part of 6P5139 Control Group shown
on Page 114. 6P5141 and 7G9570 Valve parts are shown on Pages 115B and 116B

VALVE GP-CONTROL

6P-5140 VALVE GP-CONTROL

6P5140 NEUTRALIZER, SELECTOR AND PRESSURE CONTROL VALVE GROUP
Transmission Serial No. 2MA297-Up. Part of 6P5139 Transmission Hydraulic Control
Group shown on Page 114. 9G6598 and 7G9570 Valve parts are shown on Pages
115B and 116B

VALVE GP-NEUTRALIZER

VALVE GP-NEUTRALIZER

6P-5141 VALVE GP-NEUTRALIZER

6P5141 NEUTRALIZER VALVE GROUP
IF TRANSMISSION IS SERIALIZED, USE TRANSMISSION SERIAL NO. OTHERWISE, USE
VEHICLE SERIAL NO. Vehicle Serial No. 50W1 to 50W4353 inclusive. Transmission
Serial No. 2MA1 to 2MA296 inclusive. Part of 6P5140 Neutralizer, Selector and Pressure
Control Valve Group shown on Page 115

VALVE GP-NEUTRALIZER

9G-6598 VALVE GP-NEUTRALIZER

9G6598 NEUTRALIZER VALVE GROUP
Transmission Serial No. 2MA297-Up
Part of 6P5140 Neutralizer, Selector and Pressure Control Valve Group
shown on Page 115A

VALVE GP-RELIEF

VALVE GP-RELIEF

8P-1471 VALVE GP-RELIEF

8P1471 RELIEF VALVE GROUP
Part of 1V4952 Torque Converter Cooler Lines Group shown on Page 41

VALVE GP-SELECTOR & PRESS CONT

SELECTOR AND PRESSURE CONTROL VALVE GROUP

6P-5142 SELECTOR AND PRESSURE CONTROL VALVE GROUP

6P5142 SELECTOR AND PRESSURE CONTROL VALVE GROUP
Serial No. 50W1 to 1582, 1587, 1591 and 50W1595 inclusive
Part of 6P5140 Neutralizer, Selector and Pressure Control Valve Group shown on
Page 115

SELECTOR AND PRESSURE CONTROL VALVE GROUP

6P-5142 SELECTOR AND PRESSURE CONTROL VALVE GROUP

6P5142 SELECTOR AND PRESSURE CONTROL VALVE GROUP
Serial No. 50W1583 to 1586, 1588 to 1590, 1592 to 1594, 1596 to 3605, 3608,
3610 to 3612, 3615, 3616, 3618 to 3622, 3624 to 3634, 3637, 3640 and 50W3648
inclusive. Part of 6P5140 Neutralizer, Selector and Pressurizer Control Valve Group
shown on Page 115

VALVE GP-SELECTOR & PRESS CONT

7G-9570 VALVE GP-SELECTOR & PRESS CONT

7G9570 SELECTOR AND PRESSURE CONTROL VALVE GROUP
IF TRANSMISSION IS SERIALIZED, USE TRANSMISSION SERIAL NO. OTHERWISE, USE
VEHICLE SERIAL NO. Vehicle Serial No. 50W3606, 3607, 3609, 3613, 3614, 3617,
3623, 3635, 3636, 3638, 3639, 3641 to 3647 and 50W3649 to 50W4353 inclusive
Transmission Serial No. 2MA1-Up. Part of 6P5140 Neutralizer, Selector and Pressure
Control Valve Group shown on Page 115

VALVE GP-SEQUENCE & PRESS CONT

VALVE GP-SEQUENCE & PRESS CONT

6P-6569 VALVE GP-SEQUENCE & PRESS CONT

6P6569 SEQUENCE AND PRESSURE CONTROL VALVE GROUP
Part of 1V4950 Transmission Oil Lines Group shown on Page 133

VALVE GP-TRANSMISSION CONTROL

CONTROL GP-TRANSMISSION HYD

6P-5139 CONTROL GP-TRANSMISSION HYD

6P5139 TRANSMISSION HYDRAULIC CONTROL GROUP
IF TRANSMISSION IS SERIALIZED, USE TRANSMISSION SERIAL NO. OTHERWISE, USE VEHICLE SERIAL NO.
Vehicle Serial No. 50W1 to 50W4353 inclusive. Transmission Serial No. 2MA1-Up. Part of 3P9094 Transmission
Arrangement shown on Page 113. 6P5140 Control Valve parts are shown on Pages 115 & 115A

VALVE GP-CONTROL

6P-5140 VALVE GP-CONTROL

6P5140 NEUTRALIZER, SELECTOR AND PRESSURE CONTROL VALVE GROUP
Serial No. 50W1 to 3605, 3608, 3610 to 3612, 3615, 3616, 3618 to 3622, 3624 to
3634, 3637, 3640 and 50W3648 inclusive. Part of 6P5139 Control Group shown on
Page 114. 6P5141 and 6P5142 Valve parts are shown on Pages 115B, 116 and 116A

VALVE GP-CONTROL

6P-5140 VALVE GP-CONTROL

6P5140 NEUTRALIZER, SELECTOR AND PRESSURE CONTROL VALVE GROUP
IF TRANSMISSION IS SERIALIZED, USE TRANSMISSION SERIAL NO. OTHERWISE, USE
VEHICLE SERIAL NO. Vehicle Serial No. 50W3606, 3607, 3609, 3613, 3614, 3617,
3623, 3635, 3636, 3638, 3639, 3641 to 3647 and 50W3649 to 50W4353 inclusive
Transmission Serial No. 2MA1 to 2MA296 inclusive. Part of 6P5139 Control Group shown
on Page 114. 6P5141 and 7G9570 Valve parts are shown on Pages 115B and 116B

VALVE GP-CONTROL

6P-5140 VALVE GP-CONTROL

6P5140 NEUTRALIZER, SELECTOR AND PRESSURE CONTROL VALVE GROUP
Transmission Serial No. 2MA297-Up. Part of 6P5139 Transmission Hydraulic Control
Group shown on Page 114. 9G6598 and 7G9570 Valve parts are shown on Pages
115B and 116B

WHEEL GP

DEMOUNTABLE RIM GROUP

1V-4941 DEMOUNTABLE RIM GROUP

1V4941 DEMOUNTABLE RIM GROUP--35 x 33 Tubeless Tires
Serial No. 50W1 to 4727 and 50W4729 to 50W4736 inclusive

RIM GP-DEMOUNTABLE

5V-4560 RIM GP-DEMOUNTABLE

5V4560 DEMOUNTABLE RIM GROUP--35 x 33 Tubeless Tires
Serial No. 50W4728 and 50W4737-Up

5V-6025 CARCASS AR

5V6025 CARCASS ARRANGEMENT--Clipped Grouser Beadless Tires
CANNOT BE USED WITH LOGGING ARRANGEMENT UNLESS RIM
REINFORCEMENT IS PROVIDED. AN ATTACHMENT

8V-1848 CARCASS AR-FRONT

8V1848 FRONT CARCASS ARRANGEMENT--Beadless Tires
CANNOT BE USED WITH 3V6660 OR 7V5189 LOGGING ARRANGEMENTS
AN ATTACHMENT

8V-1849 CARCASS AR-FRONT

8V1849 FRONT CARCASS ARRANGEMENT--Clipped Shoe--Beadless Tires
CANNOT BE USED WITH 3V6660 OR 7V5189 LOGGING ARRANGEMENTS
AN ATTACHMENT

2V-5444 CARCASS AR

2V5444 CARCASS ARRANGEMENT--Beadless Tires
CANNOT BE USED WITH 3V6660 LOGGING ARRANGEMENT UNLESS RIM
REINFORCEMENT IS PROVIDED. AN ATTACHMENT

RIM GP-DEMOUNTABLE

2V-5445 RIM GP-DEMOUNTABLE

2V5445 DEMOUNTABLE RIM GROUP
Part of 1R525 Rim and Cascass Arrangement shown on Page 146
AN ATTACHMENT

4V-2298 SPARE CARCASS ARRANGEMENT--R.H.

4V2298 SPARE CARCASS ARRANGEMENT--R.H. Clipped Grousers
FIELD INSTALLATION
Replaced by 7V7718 listed on Page 145A-1

4V-2299 SPARE CARCASS ARRANGEMENT--L.H.

4V2299 SPARE CARCASS ARRANGEMENT--L.H.--Clipped Grousers
FIELD INSTALLATION
Replaced by 7V7717 listed on Page 145A-1

7V-7718 CARCASS AR-SPARE

7V7718 SPARE CARCASS ARRANGEMENT--R.H.--Clipped Grousers
FIELD INSTALLATION

7V-7717 CARCASS AR-SPARE

7V7717 SPARE CARCASS ARRANGEMENT--L.H.--Clipped Grousers
FIELD INSTALLATION

7V-7716 CARCASS AR-SPARE

7V7716 CARCASS ARRANGEMENT--Spare--Field Installation
PROVIDED MACHINE IS EQUIPPED WITH BEADLESS TIRES

4V-1438 CARCASS ARRANGEMENT

4V1438 CARCASS ARRANGEMENT--Spare--Field Installation
Replaced by 7V7716 listed on Page 145A-2
Also part of 3V3663 Carcass Conversion Arrangement

3V-3663 CONVERSION AR

3V3663 CARCASS CONVERSION ARRANGEMENT--Field Installation
Provides parts and instructions to convert standard rubber tire machines to track
beadless the machines

5V-8588 CONVERSION AR-CARCASS

5V8588 CARCASS CONVERSION ARRANGEMENT--Clipped Shoe
FIELD INSTALLATION. Provides parts and instruments to convert conventional
Akron tire machines to Clipped Track Shoe beadless tire machines

7V-9413 GUARD GP-CARCASS

7V9413 CARCASS GUARD ARRANGEMENT
PROVIDED MACHINE IS EQUIPPED WITH BEADLESS TIRE ARRANGEMENT
AN ATTACHMENT

GUARD GP-CARCASS

4V-6317 GUARD GP-CARCASS

4V6317 CARCASS GUARD GROUP--1930 mm (76 Inch)--Type 1
Provides a protective cover for Beadless Tire Carcasses
AN ATTACHMENT

GUARD GP-CARCASS

4V-6317 GUARD GP-CARCASS

4V6317 CARCASS GUARD GROUP--1930 mm (76 inch)--Type 2
Provides a protective cover for Beadless Tire Carcasses
AN ATTACHMENT

GUARD GP-CARCASS

4V-6317 GUARD GP-CARCASS

4V6317 CARCASS GUARD GROUP--1930 mm (76")--Type 3
Provides a protective cover for Beadless Tire Carcasses
AN ATTACHMENT

RIM AND CARCASS ARRANGEMENT

1R-0589 RIM AND CARCASS ARRANGEMENT

1R589 RIM AND CARCASS ARRANGEMENT
Replaced by 1R615 shown on Page 145H
Part of 5V6025, 2V5444, 4V2298 and 4V1438 Carcass Arrangements listed on Pages 144A, 145, 145A and 145B
2V5445 Rim and 1R588 Carcass parts are shown on Pages 145 and 146-2. AN ATTACHMENT

RIM & CARCASS AR

1R-0615 RIM & CARCASS AR

1R615 RIM AND CARCASS ARRANGEMENT
Part of 8V1848, 8V1849, 2V5444, 7V7717, 7V7718 and 7V7716 Carcass Arrangements listed on Pages 144B, 144C, 145, 145A-1 & 145A-2
2V5445 Rim and 1R588 Carcass parts are shown on Pages 145 and 146-2. AN ATTACHMENT

RIM AND CARCASS ARRANGEMENT

1R-0525 RIM AND CARCASS ARRANGEMENT

1R525 RIM AND CARCASS ARRANGEMENT--Type 1
Part of 2V5444, 4V2298, 4V2299 and 4V1438 Carcass Arrangements listed on Pages 145, 145A and 145B
2V5445 Rim parts are shown on Page 145. AN ATTACHMENT

RIM AND CARCASS ARRANGEMENT

1R-0525 RIM AND CARCASS ARRANGEMENT

1R525 RIM AND CARCASS ARRANGEMENT--Type 2
Part of 2V5444, 4V2298, 4V2299 and 4V1438 Carcass Arrangements listed on Pages 145, 145A & 145B
2V5445 Rim parts are shown on Page 145. AN ATTACHMENT

CARCASS GP

1R-0588 CARCASS GP

1R588 CARCASS GROUP
Part of 1R589 Rim and Carcass Arrangement shown on Page 145F
AN ATTACHMENT

SERVICE GP-PROTECTIVE

3V-9976 SERVICE GP-PROTECTIVE

3V9976 BEADLESS PROTECTOR SERVICE GROUP--1930 mm-(76 inches) Field Installation
Serial No. 50W1-Up
FOR USE WITH 2V5444 CARCASS ARRANGEMENT OR 3V3663 CONVERSION ARRANGEMENT LISTED ON PAGES 145 AND 145B
NOTE: Necessary Belting to be furnished by Customer

SHOE GP

1V-6244 SHOE GP

1V6244 SHOE GROUP
Part of 2V5444 Carcass Arrangement listed on Page 145
AN ATTACHMENT

COOLER GP

COOLER GP-TRANSMISSION OIL

4N-2190 COOLER GP-TRANSMISSION OIL

4N2190 TORQUE CONVERTER OIL COOLER GROUP

LINES GP-TORQUE CONV COOLER

1V-4952 LINES GP-TORQUE CONV COOLER

1V4952 TORQUE CONVERTER COOLER LINES GROUP
8P1471 Relief Valve parts are shown on Page 40

Information:

(For parts list, see above)

POWER TRAIN

FILTER GP

Special Instruction

Guidelines for the Use of Clean Out Filters for the Hydraulic Oil System and for the Power Train Oil System{3067, 5068}
Guidelines for the Use of Clean Out Filters for the Hydraulic Oil System and for the Power Train Oil System{3067, 5068}

Truck sale:

Caterpillar 988B

Caterpillar 988B
- Wheel Loaders
N C MACHINERY CO.

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- Wheel loaders
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Caterpillar 988B, Wheel Loaders, Construction

Caterpillar 988B, Wheel Loaders, Construction
- Wheel Loaders
CGT - COMPAGNIA GENERALE TRATTORI
Italy