POWER TRAIN
AXLE GPPOWER TRAIN
AXLE GP#M00726840370
370-5245: AXLE AR-FIXED
370-5245 AXLE AR-FIXED -AUTO DIFFERENTIAL LOCK WITH AXLE OIL COOLER, FRONT
S/N FSL1-UP
PART OF 508-3852 AXLE AR-FIXED & OSCILLATING
Type 1
S/N FSL1-UP
PART OF 508-3852 AXLE AR-FIXED & OSCILLATING
Type 1
Parts for your 966L WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 370-5679 Y | [1] | BRAKE & PLANETARY GP (RH) | ||
| 370-5680 Y | [1] | BRAKE & PLANETARY GP (LH) | ||
| 369-3923 Y | [1] | BRAKE GP-PARKING | ||
| 361-7759 Y | [1] | DIFFERENTIAL GP | ||
| 361-7773 Y | [1] | GEAR GP-BEVEL & PINION | ||
| 327-0616 Y | [1] | HEAT EXCHANGER GP-AXLE | ||
| 359-3801 Y | [1] | HOUSING GP-AXLE | ||
| Y | SEPARATE ILLUSTRATION | |||
#M00726840371
370-5245: AXLE AR-FIXED
370-5245 AXLE AR-FIXED -AUTO DIFFERENTIAL LOCK WITH AXLE OIL COOLER, FRONT
S/N FSL1-UP
PART OF 464-2461, 508-3852 AXLE AR-FIXED & OSCILLATING
Type 2
S/N FSL1-UP
PART OF 464-2461, 508-3852 AXLE AR-FIXED & OSCILLATING
Type 2
Parts for your 966L WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 370-5675 CY | [1] | BRAKE & PLANETARY GP (LH) | |
| 2. | 327-0616 Y | [1] | HEAT EXCHANGER GP-AXLE | |
| 3. | 359-3801 Y | [1] | HOUSING GP-AXLE | |
| 4. | 361-7759 Y | [1] | DIFFERENTIAL GP | |
| 5. | 361-7773 Y | [1] | GEAR GP-BEVEL & PINION | |
| 6. | 361-8030 CY | [1] | BRAKE & PLANETARY GP (RH) | |
| 7. | 369-3923 Y | [1] | BRAKE GP-PARKING | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| Y | SEPARATE ILLUSTRATION | |||
#M00726840372
370-5247: AXLE AR-FIXED
370-5247 AXLE AR-FIXED -AUTO DIFFERENTIAL LOCK
S/N FSL1-UP
PART OF 464-2459 AXLE AR-FIXED & OSCILLATING
Type 1
S/N FSL1-UP
PART OF 464-2459 AXLE AR-FIXED & OSCILLATING
Type 1
Parts for your 966L WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 370-5680 Y | [1] | BRAKE & PLANETARY GP (LH) | |
| 2. | 361-7759 Y | [1] | DIFFERENTIAL GP | |
| 3. | 361-7773 Y | [1] | GEAR GP-BEVEL & PINION | |
| 4. | 369-3923 Y | [1] | BRAKE GP-PARKING | |
| 5. | 370-5611 Y | [1] | HOUSING GP-FIXED AXLE | |
| 6. | 370-5679 Y | [1] | BRAKE & PLANETARY GP (RH) | |
| Y | SEPARATE ILLUSTRATION | |||
#M00726840373
370-5247: AXLE AR-FIXED
370-5247 AXLE AR-FIXED -AUTO DIFFERENTIAL LOCK
S/N FSL1-UP
PART OF 464-2459 AXLE AR-FIXED & OSCILLATING
Type 2
S/N FSL1-UP
PART OF 464-2459 AXLE AR-FIXED & OSCILLATING
Type 2
Parts for your 966L WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 515-3812 CY | [1] | COVER GP-ACCESS | |
| 2. | 359-3801 CY | [1] | HOUSING GP-AXLE | |
| 3. | 361-7759 Y | [1] | DIFFERENTIAL GP | |
| 4. | 361-7773 Y | [1] | GEAR GP-BEVEL & PINION | |
| 5. | 361-8030 CY | [1] | BRAKE & PLANETARY GP (RH) | |
| 6. | 369-3923 Y | [1] | BRAKE GP-PARKING | |
| 7. | 370-5675 CY | [1] | BRAKE & PLANETARY GP (LH) | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| Y | SEPARATE ILLUSTRATION | |||
#M00726840374
391-2176: AXLE AR-FIXED
391-2176 AXLE AR-FIXED -AUTO DIFFERENTIAL LOCK
S/N FSL1-UP
WITH EXTREME TEMPERATURE SEALS
PART OF 464-2460 AXLE AR-FIXED & OSCILLATING
Type 1
S/N FSL1-UP
WITH EXTREME TEMPERATURE SEALS
PART OF 464-2460 AXLE AR-FIXED & OSCILLATING
Type 1
Parts for your 966L WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 391-2189 Y | [1] | HOUSING GP-AXLE | |
| 2. | 361-7759 Y | [1] | DIFFERENTIAL GP | |
| 3. | 361-7773 Y | [1] | GEAR GP-BEVEL & PINION | |
| 4. | 369-3923 Y | [1] | BRAKE GP-PARKING | |
| 5. | 370-5679 Y | [1] | BRAKE & PLANETARY GP (RH) | |
| 6. | 370-5680 Y | [1] | BRAKE & PLANETARY GP (LH) | |
| 7. | 515-3812 Y | [1] | COVER GP-ACCESS | |
| Y | SEPARATE ILLUSTRATION | |||
#M00726840375
391-2176: AXLE AR-FIXED
391-2176 AXLE AR-FIXED -AUTO DIFFERENTIAL LOCK
S/N FSL1-UP
WITH EXTREME TEMPERATURE SEALS
PART OF 464-2460 AXLE AR-FIXED & OSCILLATING
Type 2
S/N FSL1-UP
WITH EXTREME TEMPERATURE SEALS
PART OF 464-2460 AXLE AR-FIXED & OSCILLATING
Type 2
Parts for your 966L WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 391-2189 Y | [1] | HOUSING GP-AXLE | ||
| 361-7759 Y | [1] | DIFFERENTIAL GP | ||
| 361-7773 Y | [1] | GEAR GP-BEVEL & PINION | ||
| 369-3923 Y | [1] | BRAKE GP-PARKING | ||
| 370-5679 Y | [1] | BRAKE & PLANETARY GP (RH) | ||
| -OR- | ||||
| 361-8030 Y | [1] | BRAKE & PLANETARY GP (RH) | ||
| 370-5680 Y | [1] | BRAKE & PLANETARY GP (LH) | ||
| -OR- | ||||
| 370-5675 Y | [1] | BRAKE & PLANETARY GP (LH) | ||
| 515-3812 Y | [1] | COVER GP-ACCESS | ||
| Y | SEPARATE ILLUSTRATION | |||
#M00726840376
391-2177: AXLE AR-FIXED
391-2177 AXLE AR-FIXED -AUTO DIFFERENTIAL LOCK
S/N FSL1-UP
AXLE SHAFTS WITH SEAL GUARD MOUNTING
PART OF 464-2462 AXLE AR-FIXED & OSCILLATING
Type 1
S/N FSL1-UP
AXLE SHAFTS WITH SEAL GUARD MOUNTING
PART OF 464-2462 AXLE AR-FIXED & OSCILLATING
Type 1
Parts for your 966L WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 391-2190 Y | [1] | HOUSING GP-AXLE | |
| 2. | 361-7759 Y | [1] | DIFFERENTIAL GP | |
| 3. | 361-7773 Y | [1] | GEAR GP-BEVEL & PINION | |
| 4. | 369-3923 Y | [1] | BRAKE GP-PARKING | |
| 5. | 370-5679 Y | [1] | BRAKE & PLANETARY GP (RH) | |
| 6. | 370-5680 Y | [1] | BRAKE & PLANETARY GP (LH) | |
| 7. | 515-3812 Y | [1] | COVER GP-ACCESS | |
| Y | SEPARATE ILLUSTRATION | |||
#M00726840377
391-2177: AXLE AR-FIXED
391-2177 AXLE AR-FIXED -AUTO DIFFERENTIAL LOCK
S/N FSL1-UP
AXLE SHAFTS WITH SEAL GUARD MOUNTING
PART OF 464-2462 AXLE AR-FIXED & OSCILLATING
Type 2
S/N FSL1-UP
AXLE SHAFTS WITH SEAL GUARD MOUNTING
PART OF 464-2462 AXLE AR-FIXED & OSCILLATING
Type 2
Parts for your 966L WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 391-2190 Y | [1] | HOUSING GP-AXLE | ||
| 361-7759 Y | [1] | DIFFERENTIAL GP | ||
| 361-7773 Y | [1] | GEAR GP-BEVEL & PINION | ||
| 369-3923 Y | [1] | BRAKE GP-PARKING | ||
| 370-5679 Y | [1] | BRAKE & PLANETARY GP (RH) | ||
| -OR- | ||||
| 361-8030 Y | [1] | BRAKE & PLANETARY GP (RH) | ||
| 370-5680 Y | [1] | BRAKE & PLANETARY GP (LH) | ||
| -OR- | ||||
| 370-5675 Y | [1] | BRAKE & PLANETARY GP (LH) | ||
| 515-3812 Y | [1] | COVER GP-ACCESS | ||
| Y | SEPARATE ILLUSTRATION | |||
#M00726840378
433-9323: AXLE AR-FIXED
Parts for your 966L WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 370-5675 Y | [2] | BRAKE & PLANETARY GP | ||
| 369-3923 Y | [1] | BRAKE GP-PARKING | ||
| 515-3812 Y | [1] | COVER GP-ACCESS | ||
| 434-1911 Y | [1] | DIFFERENTIAL GP | ||
| 434-3408 Y | [1] | GEAR GP-BEVEL & PINION | ||
| 434-4580 Y | [1] | HOUSING GP-AXLE | ||
| -OR- | ||||
| 468-5731 Y | [1] | HOUSING GP-AXLE | ||
| 220-7925 | [1] | PLATE GP-AXLE IDENTIFICATION | ||
| Y | SEPARATE ILLUSTRATION | |||
#M00726840379
465-8231: AXLE AR-FIXED
465-8231 AXLE AR-FIXED -OPEN
S/N FSL1-UP
PART OF 464-2454, 508-3851 AXLE AR-FIXED & OSCILLATING
S/N FSL1-UP
PART OF 464-2454, 508-3851 AXLE AR-FIXED & OSCILLATING
Parts for your 966L WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 370-5675 Y | [2] | BRAKE & PLANETARY GP | ||
| 369-3923 Y | [1] | BRAKE GP-PARKING | ||
| 515-3812 Y | [1] | COVER GP-ACCESS | ||
| S/N FSL10362-UP | ||||
| 434-1911 Y | [1] | DIFFERENTIAL GP | ||
| 434-3408 Y | [1] | GEAR GP-BEVEL & PINION | ||
| 468-5533 Y | [1] | HOUSING GP-AXLE | ||
| 220-7925 | [1] | PLATE GP-AXLE IDENTIFICATION | ||
| Y | SEPARATE ILLUSTRATION | |||
Information:
POWER TRAIN
AXLE GP
Operation and Maintenance Manual
Special Instruction
Tool and Specification Chart for Conventional Duo-Cone Seal Groups {0599, 7561}
Tool and Specification Chart for Conventional Duo-Cone Seal Groups {0599, 7561}
Tool and Specification Chart for Conventional Duo-Cone Seal Groups {0599, 7561}
Axle Temperature Troubleshooting For Certain L Series and M Series Medium Wheel Loaders {1365, 1408, 3016, 3296, 3297}
Axle Temperature Troubleshooting For Certain L Series and M Series Medium Wheel Loaders {1365, 1408, 3016, 3296, 3297}
Axle Temperature Troubleshooting For Certain L Series and M Series Medium Wheel Loaders {1365, 1408, 3016, 3296, 3297}
Specifications
Brake and Planetary
966L and 972L Wheel Loader Power Train, Steering, Braking, Hydraulic and Machine Systems
966L and 972L Wheel Loader Power Train, Steering, Braking, Hydraulic and Machine Systems
Parking Brake
966L and 972L Wheel Loader Power Train, Steering, Braking, Hydraulic and Machine Systems
966L and 972L Wheel Loader Power Train, Steering, Braking, Hydraulic and Machine Systems
Parking Brake Control
966L and 972L Wheel Loader Power Train, Steering, Braking, Hydraulic and Machine Systems
966L and 972L Wheel Loader Power Train, Steering, Braking, Hydraulic and Machine Systems
Axle Mounting
966L and 972L Wheel Loader Power Train, Steering, Braking, Hydraulic and Machine Systems
966L and 972L Wheel Loader Power Train, Steering, Braking, Hydraulic and Machine Systems
Oscillating Axle Housing (Rear)
966L and 972L Wheel Loader Power Train, Steering, Braking, Hydraulic and Machine Systems
966L and 972L Wheel Loader Power Train, Steering, Braking, Hydraulic and Machine Systems
Fixed Axle Housing (Front)
966L and 972L Wheel Loader Power Train, Steering, Braking, Hydraulic and Machine Systems
966L and 972L Wheel Loader Power Train, Steering, Braking, Hydraulic and Machine Systems
Parking Brake
966L and 972L Wheel Loader Power Train, Steering, Braking, Hydraulic and Machine Systems
966L and 972L Wheel Loader Power Train, Steering, Braking, Hydraulic and Machine Systems
Fixed Axle Housing (Front)
966L and 972L Wheel Loader Power Train, Steering, Braking, Hydraulic and Machine Systems
966L and 972L Wheel Loader Power Train, Steering, Braking, Hydraulic and Machine Systems
Oscillating Axle (Rear)
966L and 972L Wheel Loader Power Train, Steering, Braking, Hydraulic and Machine Systems
966L and 972L Wheel Loader Power Train, Steering, Braking, Hydraulic and Machine Systems
Systems Operation
Differential (Standard)
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
Service Brake Wear Indicator
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
Service Brakes
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
General Information (Power Train System)
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
Location of Components (Power Train System)
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
Fixed Axle (Front) and Oscillating Axle (Rear)
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
Reuse And Salvage Guidelines
Planetary Final Drives for Wheel Loaders, Wheel Tractors, Compactors, Underground Articulated Trucks {4011, 4050, 4051}
Planetary Final Drives for Wheel Loaders, Wheel Tractors, Compactors, Underground Articulated Trucks {4011, 4050, 4051}
Planetary Final Drives for Wheel Loaders, Wheel Tractors, Compactors, Underground Articulated Trucks {4011, 4050, 4051}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}
Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}
Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}
Thermal Spray Procedures for Wheel Loader Trunnion Support {0679, 3260, 3268}
Thermal Spray Procedures for Wheel Loader Trunnion Support {0679, 3260, 3268}
Thermal Spray Procedures for Wheel Loader Trunnion Support {0679, 3260, 3268}
Thermal Spray Procedures for Wheel Loader Trunnion {0679, 3268}
Thermal Spray Procedures for Wheel Loader Trunnion {0679, 3268}
Thermal Spray Procedures for Wheel Loader Trunnion {0679, 3268}
Thermal Spray Procedures for Wheel Loader Spindle (OD) {3259, 4205, 4215}
Thermal Spray Procedures for Wheel Loader Spindle (OD) {3259, 4205, 4215}
Thermal Spray Procedures for Wheel Loader Spindle (OD) {3259, 4205, 4215}
Contamination Control Guidelines
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}
Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}
Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}
Procedure for Filtering Final Drives, Rear Axles, and Differentials on Caterpillar Machines {0680, 0768, 3258, 3260, 4050}
Procedure for Filtering Final Drives, Rear Axles, and Differentials on Caterpillar Machines {0680, 0768, 3258, 3260, 4050}
Procedure for Filtering Final Drives, Rear Axles, and Differentials on Caterpillar Machines {0680, 0768, 3258, 3260, 4050}
Testing and Adjusting
Differential Pinion Preload - Adjust
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
Differential Backlash and Bearings - Adjust
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
Brake System Air - Purge
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
Service Brake Wear Indicator - Check
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
Service Brakes - Test
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
966L and 972L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems
Troubleshooting
Disassembly and Assembly
Duo-Cone Conventional Seals - Install
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
Parking Brake - Disassemble
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
Parking Brake - Assemble
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
Fixed Axle (Front) - Remove and Install
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
Oscillating Axle (Rear) - Remove and Install
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
Trunnion Support (Oscillating Axle, Front) - Remove and Install
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
Trunnion Support (Oscillating Axle, Rear) - Remove and Install
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
Axle Housing - Disassemble
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
Service Brakes - Remove and Install
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
Axle Housing - Assemble
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
Parking Brake - Remove and Install
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train
966M Tier 3, 972M Tier 3, 966L Tier 3 and 972L Tier 3 Wheel Loader Power Train