235-2414 CLUTCH GP-TRANSMISSION -FIRST, THIRD S/N CZM1-UP PART OF 253-8405 TRANSMISSION AR 12M MOTOR GRADER

POWER TRAIN

TRANSMISSION GP

0. 235-2414 CLUTCH GP-
1. 247-8303 CLUTCH GP-

CONTROL GP-DIFFERENTIAL LOCK

2. 246-6092 CONTROL GP
3. 356-2977 CONTROL GP

CONTROL GP-TRANSMISSION HYD

4. 253-8425 CONTROL GP

COOLER GP

5. 246-7104 COOLER GP-
6. 272-1047 COOLER GP-

COUPLING GP

7. 8E-3366 COUPLING G

TRANSMISSION GP

8. 263-7434 COVER GP-S

DIFFERENTIAL & BEVEL GEAR GP

9. 271-8712 DIFFERENTI
0. INFORMATION

MOTOR GRADER 12M MOTOR GRADER B9F
12M Motor Grader B9F00001-UP (MACHINE) POWERED BY C6.6 Engine SEBP4979 12M B9F (2007)

POWER TRAIN

TRANSMISSION GP

247-4039 MOUNTING GP-ENGINE & XMSN

253-8426 CASE GP-TRANSMISSION

235-2412 CLUTCH GP-TRANSMISSION

235-2413 CLUTCH GP-TRANSMISSION

235-2414 CLUTCH GP-TRANSMISSION

247-8303 CLUTCH GP-TRANSMISSION

263-7434 COVER GP-SHIPPING

305-2148 SHAFT GP-INPUT

253-8405 TRANSMISSION AR

#SEBP49790440

235-2414: CLUTCH GP-TRANSMISSION

CLUTCH GP-TRANSMISSION

235-2414 CLUTCH GP-TRANSMISSION -FIRST, THIRD
S/N CZM1-UP
PART OF 253-8405 TRANSMISSION AR

i02774949 SEBP4979

2352414 CLUTCH GP-TRANSMISSION Parts scheme

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Parts for your 12M MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	131-3919	[1]	BEARING-ROLLER
2.	3B-8921	[1]	BEARING-INNER
3.	6I-8912	[10]	DISC-FRICTION
4.	6I-9502	[8]	PLATE-CLUTCH
5.	6Y-0983	[1]	GEAR (32-TEETH)
6.	6Y-1001	[1]	GEAR (71-TEETH)
7.	6Y-1114	[2]	LOCKWASHER
8.	6Y-1115	[4]	RING-HALF
9.	509-4135	[2]	PISTON
10.	6Y-1891	[1]	HUB AS
11.	6Y-2312	[1]	HUB AS
12.	6Y-2425	[1]	CARRIER-SEAL
13.	7G-4822	[3]	RING-SEAL
14.	7T-4897	[2]	DISC-THRUST
15.	8E-5734	[2]	RING-SEAL EXTENSION
16.	8E-5742	[2]	RING-SEAL (INTERNAL)
17.	8E-8319	[4]	DISC-THRUST
18.	8F-3469	[3]	SEAL-O-RING
19.	9W-9905	[4]	RING-LOCK
20.	102-5881	[2]	SPRING-WAVE
21.	132-9630	[1]	GEAR AS (54-TEETH)
	6Y-1895	[1]	BUSHING
22.	132-9633	[1]	GEAR AS (79-TEETH)
	6Y-2419	[1]	BUSHING
23.	249-6718	[1]	SHAFT AS
24.	5H-8985	[1]	PIN-SPRING
25.	6V-1819 M	[2]	BOLT (M10X1.5X100-MM)
	M		METRIC PART

#SEBP49790441

247-8303: CLUTCH GP-TRANSMISSION

CLUTCH GP-TRANSMISSION

247-8303 CLUTCH GP-TRANSMISSION -HIGH, LOW
S/N CZM1-UP
PART OF 253-8405 TRANSMISSION AR

i02774953 SEBP4979

2478303 CLUTCH GP-TRANSMISSION Parts scheme

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Parts for your 12M MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	131-3919	[1]	BEARING-ROLLER
2.	3B-8921	[1]	BEARING-INNER
3.	3P-0337	[8]	PLATE-CLUTCH
4.	6I-8912	[6]	DISC-FRICTION
5.	6I-9502	[5]	PLATE-CLUTCH
6.	6Y-1114	[2]	LOCKWASHER
7.	6Y-1115	[4]	RING-HALF
8.	509-4135	[1]	PISTON
9.	6Y-1890	[1]	RING-RETAINING
10.	6Y-2312	[1]	HUB AS
11.	6Y-2425	[1]	CARRIER-SEAL
12.	509-4138	[1]	PISTON
13.	509-4139	[1]	PISTON-BALANCE
14.	6Y-7981	[7]	DISC-FRICTION
15.	7G-4822	[3]	RING-SEAL
16.	7T-4897	[1]	DISC-THRUST
17.	260-7596	[1]	ROTOR
18.	8E-1911	[1]	GEAR AS (82-TEETH)
	9W-6467	[2]	BUSHING
19.	8E-5734	[1]	RING-SEAL EXTENSION
20.	8E-5736	[2]	RING-SEAL EXTENSION
21.	8E-5742	[2]	RING-SEAL (INTERNAL)
22.	8E-8319	[4]	DISC-THRUST
23.	8F-3469	[3]	SEAL-O-RING
24.	8M-4295	[15]	SPRING
25.	9W-9905	[4]	RING-LOCK
26.	102-5881	[1]	SPRING-WAVE
27.	132-9637	[1]	GEAR AS (43-TEETH)
	9W-6467	[2]	BUSHING
28.	218-3339	[1]	HUB AS
29.	247-9930	[1]	SHAFT AS
	1P-0604	[1]	PLUG-CUP
30.	5H-8985	[1]	PIN-SPRING
31.	6V-1819 M	[2]	BOLT (M10X1.5X100-MM)
	M		METRIC PART

#SEBP49790442

246-6092: CONTROL GP-DIFFERENTIAL LOCK

CONTROL GP-DIFFERENTIAL LOCK

246-6092 CONTROL GP-DIFFERENTIAL LOCK
S/N B9F1-UP
PART OF 276-1420, 349-2550 COMMON AR

i02793052 SEBP4979

2466092 CONTROL GP-DIFFERENTIAL LOCK Parts scheme

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Parts for your 12M MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	6V-0852	[1]	CAP-DUST
2.	115-8161 I	[1]	HOSE AS
3.	148-8443	[1]	TEE AS
	7X-2459	[1]	ADAPTER-TEE
	3J-1907	[1]	SEAL-O-RING
	6V-8397	[1]	SEAL-O-RING
4.	164-5567	[1]	COUPLER AS-QUICK DISCONNECT (MALE)
	6V-3965	[1]	FITTING (QUICK DISCONNECT)
	3J-1907	[1]	SEAL-O-RING
5.	276-9459	[1]	TUBE AS
6.	280-7066	[1]	TUBE AS
7.	284-8745	[1]	PLATE AS
8.	148-8318	[1]	CONNECTOR AS
	6V-8634	[1]	CONNECTOR
	3K-0360	[1]	SEAL-O-RING
	6V-8397	[1]	SEAL-O-RING
9.	148-8325	[1]	CONNECTOR AS
	6V-8641	[1]	CONNECTOR
	4J-5477	[1]	SEAL-O-RING
	3J-1907	[1]	SEAL-O-RING
10.	148-8368	[1]	ELBOW AS
	6V-8627	[1]	ELBOW
	3J-1907	[1]	SEAL-O-RING
	4J-5477	[1]	SEAL-O-RING
11.	148-8378	[1]	ELBOW AS
	6V-8724	[1]	ELBOW
	3J-1907	[1]	SEAL-O-RING
	6V-8397	[1]	SEAL-O-RING
12.	250-2139 Y	[1]	VALVE & MTG GP-SOLENOID (DIFFERENTIAL LOCK)
13.	8M-2770	[1]	CLIP (LOOP)
14.	8T-4121	[3]	WASHER-HARD (11X21X2.5-MM THK)
15.	8T-4136 M	[1]	BOLT (M10X1.5X25-MM)
16.	8T-5005 M	[2]	BOLT (M10X1.5X70-MM)
	I		REFER TO HYDRAULIC INFORMATION SYSTEM
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

#SEBP49790443

356-2977: CONTROL GP-DIFFERENTIAL LOCK

CONTROL GP-DIFFERENTIAL LOCK

356-2977 CONTROL GP-DIFFERENTIAL LOCK
S/N B9F722-UP
PART OF 343-6679 POWER TRAIN AR

i03950271 SEBP4979

3562977 CONTROL GP-DIFFERENTIAL LOCK Parts scheme

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Parts for your 12M MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	148-8443	[1]	TEE AS
	7X-2459	[1]	ADAPTER-TEE
	3J-1907	[1]	SEAL-O-RING
	6V-8397	[1]	SEAL-O-RING
2.	164-5567	[1]	COUPLER AS-QUICK DISCONNECT (MALE)
	6V-3965	[1]	FITTING (QUICK DISCONNECT)
	214-7568	[1]	SEAL-O-RING
3.	276-9459	[1]	TUBE AS
4.	280-7066	[1]	TUBE AS
5.	313-6460	[1]	PLATE AS
6.	148-8318	[1]	CONNECTOR AS
	6V-8634	[1]	CONNECTOR
	3K-0360	[1]	SEAL-O-RING
	6V-8397	[1]	SEAL-O-RING
7.	148-8368	[1]	ELBOW AS
	6V-8627	[1]	ELBOW
	3J-1907	[1]	SEAL-O-RING
	4J-5477	[1]	SEAL-O-RING
8.	148-8378	[1]	ELBOW AS
	6V-8724	[1]	ELBOW
	3J-1907	[1]	SEAL-O-RING
	6V-8397	[1]	SEAL-O-RING
9.	250-2139 Y	[1]	VALVE & MTG GP-SOLENOID (DIFFERENTIAL LOCK)
10.	6V-0852	[1]	CAP-DUST
11.	8T-4121	[2]	WASHER-HARD (11X21X2.5-MM THK)
12.	8T-5005 M	[2]	BOLT (M10X1.5X70-MM)
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

#SEBP49790444

253-8425: CONTROL GP-TRANSMISSION HYD

CONTROL GP-TRANSMISSION HYD

253-8425 CONTROL GP-TRANSMISSION HYD
S/N CZM1-UP
PART OF 253-8405 TRANSMISSION AR

i02775104 SEBP4979

2538425 CONTROL GP-TRANSMISSION HYD Parts scheme

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Parts for your 12M MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	2P-1692	[1]	SEAL-O-RING
2.	3K-0360	[1]	SEAL-O-RING
3.	3S-2093	[23]	STRAP-CABLE
4.	6V-0852	[8]	CAP-DUST
5.	165-4931	[4]	ELBOW AS
			(EACH INCLUDES)
	6V-8077	[1]	ELBOW
	3J-1907	[1]	SEAL-O-RING
6.	6D-7889	[8]	SEAL-O-RING
7.	148-1925	[2]	VALVE-RELIEF
8.	155-5114	[3]	SPACER-SPECIAL
9.	191-8303 Y	[2]	SENSOR GP-SPEED (TRANSMISSION OUTPUT)
10.	191-8304	[1]	SENSOR GP-SPEED (TRANSMISSION INPUT)
10A.	191-8304	[1]	SENSOR GP-SPEED (TRANSMISSION INTERMEDIATE 1)
10B.	191-8304	[1]	SENSOR GP-SPEED (TRANSMISSION INTERMEDIATE 2)
11.	356-0841	[1]	SWITCH AS-PRESSURE (PARKING BRAKE)
	102-8803	[1]	KIT-RECEPTACLE (3-PIN)
			(INCLUDES RECEPTACLE AS & WEDGE)
	9X-3401	[3]	PIN-CONNECTOR (16-GA TO 18-GA)
	9X-1813 E		SLEEVE (15-CM)
12.	235-3530 Y	[1]	VALVE GP-RELIEF (TRANSMISSION)
13.	238-0112	[1]	SENSOR GP-TEMPERATURE (TRANSMISSION OIL)
14.	244-3114 Y	[8]	VALVE GP-MODULATING (24-VOLT)(TRANSMISSION CLUTCH)
15.	247-4993	[1]	SPACER
16.	350-1107	[1]	VALVE GP-SOLENOID (TRANSMISSION CONTROL)
	245-1181	[1]	FLANGE
	245-1912	[1]	KIT-SEAL (SOLENOID VALVE)
			(INCLUDES SEAL-O-RINGS)
17.	253-5306	[1]	HARNESS AS-SENSOR
	102-8801	[1]	KIT-RECEPTACLE (12-PIN)
			(INCLUDES RECEPTACLE AS & WEDGE)
	9X-3402	[12]	SOCKET-CONNECTOR (16-GA TO 18-GA)
			-OR-
	126-1768	[12]	SOCKET-CONNECTOR (14-GA TO 16-GA)
	144-1636	[12]	PIN-CONNECTOR (14-GA TO 18-GA)
	155-2270	[6]	KIT-CONNECTING PLUG (2-PIN)
			(EACH PLUG KIT INCLUDES PLUG AS, WEDGE & INTERFACE SEAL)
	1P-0810 B		TAPE-ELECTRICAL
18.	253-5323	[1]	HARNESS AS-TRANSMISSION
	102-8805	[1]	KIT-RECEPTACLE (6-PIN)
	102-8801	[1]	KIT-RECEPTACLE (12-PIN)
			(EACH RECEPTACLE KIT INCLUDES RECEPTACLE AS & WEDGE)
	8T-8737	[2]	PLUG-SEAL
	119-3662 E		TUBE-HEAT SHRINK (10.85-MM DIA)(13-CM)
	125-7874 E		TUBE-HEAT SHRINK (5.72-MM DIA)(5-CM)
	9X-3402	[23]	SOCKET-CONNECTOR (16-GA TO 18-GA)
			-OR-
	126-1768	[23]	SOCKET-CONNECTOR (14-GA TO 16-GA)
	144-1636	[16]	PIN-CONNECTOR (14-GA TO 18-GA)
	155-2260	[1]	KIT-CONNECTING PLUG (3-PIN)
	155-2270	[9]	KIT-CONNECTING PLUG (2-PIN)
			(EACH PLUG KIT INCLUDES PLUG AS, WEDGE & INTERFACE SEAL)
	1P-0810 B		TAPE-ELECTRICAL
	230-4011	[1]	PLUG AS-CONNECTOR (2-PIN)
	264-7029	[1]	SEAL-CONNECTOR
19.	304-5687	[1]	CONTROL GP-UNPROGRAMMED (TRANSMISSION)
20.	288-5507	[1]	PLATE AS
21.	117-1385	[5]	SEAL-O-RING
22.	130-5300	[4]	CLIP
23.	132-5789	[7]	CLIP (LADDER)
25.	4P-7429	[2]	CLIP (LADDER)
26.	4P-7581	[11]	CLIP (LADDER)
27.	4P-7582	[1]	CLIP (LADDER)
28.	5P-8347 M	[2]	BOLT (M8X1.25X70-MM)
29.	6V-5215 M	[6]	BOLT (M8X1.25X16-MM)
30.	6V-5222 M	[3]	BOLT (M8X1.25X85-MM)
31.	6V-5839	[2]	WASHER (11X21X2.5-MM THK)
32.	6V-6317 M	[2]	BOLT (M10X1.5X20-MM)
33.	6V-9028	[1]	SEAL-O-RING
34.	8C-3428	[1]	RING-RETAINING
35.	8C-5748 M	[1]	BOLT (M8X1.25X55-MM)
36.	8T-0100 M	[20]	BOLT (M8X1.25X60-MM)
37.	8T-1158 M	[1]	BOLT-SOCKET HEAD (M8X1.25X20-MM)
38.	8T-4224	[1]	WASHER-HARD (8.8X16X2-MM THK)
39.	8T-9655	[8]	MOUNT-ISOLATION
40.	9M-1974	[28]	WASHER-HARD (8.8X16X2-MM THK)
41.	9N-0869	[4]	WASHER-HARD (8.8X25.5X2-MM THK)
42.	9X-4609	[2]	SEAL-O-RING
43.	4K-8864	[1]	CLIP (LOOP)
	B		USE AS REQUIRED
	E		ORDER BY THE CENTIMETER
	M		METRIC PART
	R		REMANUFACTURED PART MAY BE AVAILABLE
	Y		SEPARATE ILLUSTRATION

#SEBP49790445

246-7104: COOLER GP-TRANSMISSION OIL

COOLER GP-TRANSMISSION OIL

246-7104 COOLER GP-TRANSMISSION OIL
S/N B9F1-UP
PART OF 276-1420, 349-2550 COMMON AR

i02793119 SEBP4979

2467104 COOLER GP-TRANSMISSION OIL Parts scheme

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Parts for your 12M MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	272-1047 Y	[1]	COOLER GP-TRANSMISSION OIL
2.	7X-2561 M	[3]	BOLT (M20X2.5X35-MM)
3.	8T-4123	[3]	WASHER (22X35X3.5-MM THK)
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

#SEBP49790446

272-1047: COOLER GP-TRANSMISSION OIL

COOLER GP-TRANSMISSION OIL

272-1047 COOLER GP-TRANSMISSION OIL
S/N B9F1-UP
PART OF 246-7104 COOLER GP-TRANSMISSION OIL

i02807469 SEBP4979

2721047 COOLER GP-TRANSMISSION OIL Parts scheme

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Parts for your 12M MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7E-8570	[1]	BONNET
2.	175-7453	[1]	CORE AS-TRANSMISSION COOLER
3.	263-0997	[1]	BRACKET AS
	8Y-4489 M	[1]	BOSS (M10X1.5-THD)
	9R-2672 M	[5]	BOSS-THREADED (M10X1.5X120-MM)
4.	263-0998	[1]	BONNET
5.	129-2861	[2]	GASKET
6.	0S-0509 B	[8]	BOLT (3/8-16X0.75-IN)
7.	1S-2176 B	[2]	COVER
8.	5C-7261 M	[2]	NUT (M8X1.25-THD)
9.	6V-9027	[1]	SEAL-O-RING
10.	8T-4121	[2]	WASHER-HARD (11X21X2.5-MM THK)
11.	8T-4136 M	[2]	BOLT (M10X1.5X25-MM)
12.	8T-4224	[2]	WASHER-HARD (8.8X16X2-MM THK)
13.	8T-6870 M	[2]	BOLT (M8X1.25X70-MM)
14.	8T-7547 M	[6]	BOLT (M8X1.25X30-MM)
15.	9M-6974 B	[2]	GASKET
16.	9S-4182	[1]	PLUG (7/16-20-THD)
	B		USE AS REQUIRED
	M		METRIC PART
	R		REMANUFACTURED PART MAY BE AVAILABLE

#SEBP49790447

8E-3366: COUPLING GP-TORSIONAL

COUPLING GP-TORSIONAL

8E-3366 COUPLING GP-TORSIONAL
S/N B9F1-UP
DRIVE
PART OF 276-1420, 349-2550 COMMON AR

i00125365 SEBP4979

8E3366 COUPLING GP-TORSIONAL Parts scheme

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Parts for your 12M MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	422-2480	[1]	COUPLING AS
2.	165-3928	[12]	BOLT (3/8-16-THD)
3.	5M-2894	[12]	WASHER-HARD (10.2X18.5X2.5-MM THK)

#SEBP49790448

263-7434: COVER GP-SHIPPING

COVER GP-SHIPPING

263-7434 COVER GP-SHIPPING -TRANSMISSION
S/N CZM1-UP
PART OF 253-8405 TRANSMISSION AR

i02775355 SEBP4979

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Parts for your 12M MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8T-4137 M	[6]	BOLT (M10X1.5X20-MM)
2.	7J-3554	[1]	COVER
3.	8T-8737	[30]	PLUG-SEAL
4.	9H-0846	[1]	SEAL-O-RING
5.	117-2927	[1]	COVER-SHIPPING
6.	126-1773	[2]	CAP-CONNECTOR
9.	175-3721	[1]	COVER
10.	179-1539	[1]	GASKET
13.	148-8406	[2]	PLUG AS
			(EACH INCLUDES)
	9S-9334	[1]	PLUG (1-5/16-12-THD)
	7M-8485	[1]	SEAL-O-RING
14.	148-8407	[2]	PLUG AS
			(EACH INCLUDES)
	9S-4191	[1]	PLUG (9/16-18-THD)
	3J-1907	[1]	SEAL-O-RING
15.		[1]	PLUG AS
	9S-4183	[1]	PLUG (1-1/16-12-THD)
	3D-2824	[1]	SEAL-O-RING
16.	155-2255	[2]	KIT-CONNECTING PLUG (12-PIN)
			(INCLUDES PLUG AS & WEDGE)
17.	155-2274	[1]	KIT-CONNECTING PLUG (6-PIN)
18.	179-1538	[1]	COVER
19.	2D-0094	[1]	GASKET
20.	4M-0189	[1]	SEAL-O-RING
21.	5P-8245	[12]	WASHER-HARD (13.5X25.5X3-MM THK)
22.	6V-3823 M	[10]	BOLT (M12X1.75X60-MM)
23.	6V-8149 M	[10]	NUT (M12X1.75-THD)
24.	6V-9833	[1]	CAP
25.	8T-0293 M	[4]	BOLT (M12X1.75X20-MM)
26.	371-7951	[1]	CAP-PLUG
27.	8E-5287	[1]	STRAP
	M		METRIC PART

#SEBP49790449

271-8712: DIFFERENTIAL & BEVEL GEAR GP

DIFFERENTIAL & BEVEL GEAR GP

271-8712 DIFFERENTIAL & BEVEL GEAR GP
S/N B9F1-UP
PART OF 274-9327 AXLE GP-REAR

i02792871 SEBP4979

2718712 DIFFERENTIAL & BEVEL GEAR GP Parts scheme

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Parts for your 12M MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1P-2694	[1]	CONE-BEARING
2.	1P-2695	[1]	CUP-BEARING
3.	5L-2031	[1]	CUP-BEARING
4.	7S-4001	[1]	SEAL-O-RING
5.	201-8481	[1]	LOCKNUT AS
	314-3260	[4]	BOLT-LOCKING (M8X1.25X18-MM)
6.	239-5231	[1]	BEARING AS-DIFFERENTIAL
7.	240-2020	[1]	RACE-BEARING
8.	240-3659	[1]	SHROUD
9.	270-7241	[1]	SEAL-LIP TYPE
10.	271-8522	[1]	YOKE AS
	271-8720	[1]	GUARD (DIRT)
11.	271-8528 B	[1]	SHIM PACK (INCLUDES 18-SHIMS)
12.	271-8529	[1]	RETAINER
13.	272-7115	[1]	HOUSING-PINION
14.	289-8603 Y	[1]	DIFFERENTIAL GP
15.	293-0277	[1]	GEAR-BEVEL (45-TEETH)
16.	290-7296 M	[20]	BOLT (M16X2X40-MM)
17.	293-0273	[1]	SHAFT-BEVEL PINION
18.	159-3046 M	[3]	BOLT (M8X1.25X20-MM)
19.	5L-2030	[1]	CONE-BEARING
20.	8C-3979	[1]	RING-RETAINING
21.	286-9155 M	[1]	BOLT-SELF-LOCKING (M16X2X120-MM)
22.	9X-8268	[20]	WASHER (17.5X30X3.5-MM THK)
	B		USE AS REQUIRED
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

Information:

POWER TRAIN

TRANSMISSION GP

Operation and Maintenance Manual

Transmission and Differential Oil Sample - Obtain
120M and 12M Motor Graders

Transmission and Differential Oil - Change
120M and 12M Motor Graders

Transmission and Differential Oil Level - Check
120M and 12M Motor Graders

Technical Information Bulletin

Transmission Shaft Welds May Fail on Certain Motor Graders{3063, 3155, 3170}
Transmission Shaft Welds May Fail on Certain Motor Graders{3063, 3155, 3170}

Failure of Pressure Sensor Gp in Certain M Series and M Series 2 Motor Graders{3080, 7620}
Failure of Pressure Sensor Gp in Certain M Series and M Series 2 Motor Graders{3080, 7620}

Specifications

Transmission
120M, 12M, 140M and 160M Motor Graders Power Train

Speed Sensor (Transmission) - Intermediate
120M, 12M, 140M and 160M Motor Graders Power Train

Speed Sensor (Transmission) - Input and Output
120M, 12M, 140M and 160M Motor Graders Power Train

Transmission Case
120M, 12M, 140M and 160M Motor Graders Power Train

Parking Brake
120M, 12M, 140M and 160M Motor Graders Power Train

Magnetic Screen (Transmission)
120M, 12M, 140M and 160M Motor Graders Power Train

Tool Operating Manual

425-0720 Lifting Fixture Assembly{0599, 0629, 0632, 3063, 3155}
425-0720 Lifting Fixture Assembly{0599, 0629, 0632, 3063, 3155}

M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}
M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}

Systems Operation

Transmission Power Flow
120M, 12M, 140M and 160M Motor Graders

Power Train Hydraulic System
120M, 12M, 140M and 160M Motor Graders

Reuse And Salvage Guidelines

Bench Test Procedure for a 14L, 120M, 120M Series 2, 12M, 12M Series 2, 12M Series 3, 140M, 140M Series 2, 140M Series 3, 160M, 160M Series 2, and 160M Series 3 Motor Grader Transmission {3030, 3073}
Bench Test Procedure for a 14L, 120M, 120M Series 2, 12M, 12M Series 2, 12M Series 3, 140M, 140M Series 2, 140M Series 3, 160M, 160M Series 2, and 160M Series 3 Motor Grader Transmission {3030, 3073}

Reusability of Drive Train Gears {3002, 3159, 3256, 4055}
Reusability of Drive Train Gears {3002, 3159, 3256, 4055}

Transmission, Torque Converter and Relief Valve Bench Test Procedures Reference Manual Contents {3030, 3101, 3133}
Transmission, Torque Converter and Relief Valve Bench Test Procedures Reference Manual Contents {3030, 3101, 3133}

Transmission Clutch Plates and Disc Assemblies with Cellulose Friction Material {3030, 3155, 3190}
Transmission Clutch Plates and Disc Assemblies with Cellulose Friction Material {3030, 3155, 3190}

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}

Transmission Reuse and Salvage Manual Contents {0374, 3030}
Transmission Reuse and Salvage Manual Contents {0374, 3030}

Procedure to Salvage Tang Slots on Transmission and Brake Pistons {0679, 3160, 4011, 4251}
Procedure to Salvage Tang Slots on Transmission and Brake Pistons {0679, 3160, 4011, 4251}

Repair of Transmission, Torque Converter, and Torque Divider Shafts {3000, 3063, 3100}
Repair of Transmission, Torque Converter, and Torque Divider Shafts {3000, 3063, 3100}

Reuse and Salvage of Transmission Components {3030}
Reuse and Salvage of Transmission Components {3030}

Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}
Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}

Procedures to Salvage Thrust Faces on Planetary Carriers {3160, 4050, 4051, 4093}
Procedures to Salvage Thrust Faces on Planetary Carriers {3160, 4050, 4051, 4093}

Thermal Spray Procedures for Clutch Housing Piston Bore {0679, 3160, 3169}
Thermal Spray Procedures for Clutch Housing Piston Bore {0679, 3160, 3169}

Thermal Spray Procedures for Clutch Piston Inside Diameter {0679, 3160, 3170}
Thermal Spray Procedures for Clutch Piston Inside Diameter {0679, 3160, 3170}

Thermal Spray Procedures for Transmission, Torque Converter and Torque Divider Shafts {0679, 0719, 3030, 3101, 3125, 3130}
Thermal Spray Procedures for Transmission, Torque Converter and Torque Divider Shafts {0679, 0719, 3030, 3101, 3125, 3130}

Thermal Spray Procedures for Transmission and Torque Converter Yokes {0599, 0679, 3001, 3030, 3101, 3160}
Thermal Spray Procedures for Transmission and Torque Converter Yokes {0599, 0679, 3001, 3030, 3101, 3160}

Contamination Control Guidelines

Filtration Procedure for Transmission Oil on Motor Graders Without Ecology Drain {0680, 0768, 3030}
Filtration Procedure for Transmission Oil on Motor Graders Without Ecology Drain {0680, 0768, 3030}

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}

Testing and Adjusting

Transmission Pressures - Test and Adjust
120M, 12M, 140M and 160M Motor Graders

Parking Brake - Test - Use This Test for All Older Versions of Transmission Control Software
120M, 12M, 140M and 160M Motor Graders

Parking Brake - Test - Use This Test for the <B>352-5716</B> Power Train Software Gp and All Newer Software
120M, 12M, 140M and 160M Motor Graders

Bench Test Procedures

Disassembly and Assembly

Transmission - Disassemble
12M and 120M Motor Graders Power Train

Transmission - Assemble
12M and 120M Motor Graders Power Train

Transmission - Remove
12M and 120M Motor Graders Power Train

Transmission - Install
12M and 120M Motor Graders Power Train

Service Magazine

Procedure for Cleaning the Power Train {3065, 3139}
2008/12/08

An Improved O-Ring Seal is Now Used in the Transmission Clutch Solenoid Modulating Valves {3073, 3167}
2015/09/10

Improved Registration Process for Retrofit Products {1000, 3000, 7000, 7570}
2011/02/17

Maximizing Transmission Shift Performance on Certain M, M2, and M3 Series Motor Graders {3030, 7000}
Maximizing Transmission Shift Performance on Certain M, M2, and M3 Series Motor Graders {3030, 7000}

New Clutch Pistons Now Available for 120-160 Series M, M2, M3, K, H, and 14 Series L Motor Graders {3030, 3063, 3155, 3170}
New Clutch Pistons Now Available for 120-160 Series M, M2, M3, K, H, and 14 Series L Motor Graders {3030, 3063, 3155, 3170}

Caterpillar Parts SIS Catalog 12M :

235-2413 CLUTCH GP-TRANSMISSION

235-2412 CLUTCH GP-TRANSMISSION

282-5039 CHAIN GP-DRIVE

253-8426 CASE GP-TRANSMISSION

272-8008 CARRIER GP-FINAL DRIVE

333-9308 BASE GP-OIL FILTER

238-1029 BASE GP-OIL FILTER

247-8303 CLUTCH GP-TRANSMISSION

246-6092 CONTROL GP-DIFFERENTIAL LOCK

356-2977 CONTROL GP-DIFFERENTIAL LOCK

253-8425 CONTROL GP-TRANSMISSION HYD

246-7104 COOLER GP-TRANSMISSION OIL

272-1047 COOLER GP-TRANSMISSION OIL

8E-3366 COUPLING GP-TORSIONAL

263-7434 COVER GP-SHIPPING

Truck sale:

181,000

Caterpillar 12M2, Construction
- motor graders
YANCEY BROS. CO.
GA

187,500

Caterpillar 12M2, Construction
- motor graders
YANCEY BROS. CO.
GA

289,000

Caterpillar 12M2, Construction
- motor graders
WAGNER EQUIPMENT CO

170,000

Caterpillar 12M2, Construction
- motor graders
YANCEY BROS. CO.
GA

205,000

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- motor graders
CAROLINA CAT