8X-1944 CYLINDER & MTG GP-CENTERSHIFT S/N 1AL1-UP PART OF 2A-7125 BLADE AR 143H MOTOR GRADER

HYDRAULIC SYSTEM

CYLINDER GP

0. 8X-1944 CYLINDER &
1. 8W-2913 CYLINDER &
2. 8W-2913 CYLINDER &
3. 112-7463 CYLINDER &
4. 8W-2290 CYLINDER &
5. 8W-2290 CYLINDER &
6. 8W-2290 CYLINDER &
7. 8W-2737 CYLINDER &
8. 137-6790 CYLINDER G
9. 137-6792 CYLINDER G
0. INFORMATION

MOTOR GRADER 143H MOTOR GRADER 1AL
143H Motor Grader 1AL00001-UP (MACHINE) POWERED BY 3306 Engine SEBP2275 143H 1AL (1994)

HYDRAULIC SYSTEM

CYLINDER GP

8X-1943 CYLINDER & MTG GP-BLADE TIP

8X-1944 CYLINDER & MTG GP-CENTERSHIFT

8W-2913 CYLINDER & MTG GP-SCARIFIER

112-7463 CYLINDER & MTG GP-SIDESHIFT

#SEBP22750650

8X-1944: CYLINDER & MTG GP-CENTERSHIFT

CYLINDER & MTG GP-CENTERSHIFT

8X-1944 CYLINDER & MTG GP-CENTERSHIFT
S/N 1AL1-UP
PART OF 2A-7125 BLADE AR

i00122639 SEBP2275

8X1944 CYLINDER & MTG GP-CENTERSHIFT Parts scheme

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Parts for your 143H MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	6E-1343 Y	[1]	CYLINDER GP-CENTERSHIFT
2.	2G-9098	[2]	CAP
3.	3B-8485	[2]	ELBOW (CENTERSHIFT CYLINDER SOCKET)
4.	2G-9103 B	[8]	SHIM (0.5-MM THK)
5.	279-5267	[4]	INSERT
6.	299-3436	[4]	BOLT (7/8-9X3.5-IN)
7.	299-3439	[4]	WASHER-HARD (24X41.5X6-MM THK)
	B		USE AS REQUIRED
	Y		SEPARATE ILLUSTRATION

#SEBP22750651

8W-2913: CYLINDER & MTG GP-SCARIFIER

CYLINDER & MTG GP-SCARIFIER

8W-2913 CYLINDER & MTG GP-SCARIFIER
S/N 1AL1-UP
PART OF 108-1104, 113-0704 SCARIFIER AR
Type 1
AN ATTACHMENT

i00122490 SEBP2275

8W2913 CYLINDER & MTG GP-SCARIFIER Parts scheme

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Parts for your 143H MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7K-9202	[4]	SEAL-LIP TYPE
2.	8D-7086	[2]	BEARING
3.	9T-6951 Y	[1]	CYLINDER GP-SCARIFIER
4.	6G-7187	[2]	LOCK
5.	8D-7225	[2]	PIN
6.	0S-1621	[4]	BOLT (1/2-13X1-IN)
	5P-8245	[4]	WASHER-HARD (13.5X25.5X3-MM THK)
	Y		SEPARATE ILLUSTRATION

#SEBP22750652

8W-2913: CYLINDER & MTG GP-SCARIFIER

CYLINDER & MTG GP-SCARIFIER

8W-2913 CYLINDER & MTG GP-SCARIFIER
S/N 1AL1-UP
PART OF 108-1104, 113-0704 SCARIFIER AR
Type 2
AN ATTACHMENT

i01755896 SEBP2275

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Parts for your 143H MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	6G-7187	[2]	LOCK
2.	7K-9202	[4]	SEAL-LIP TYPE
3.	8D-7225	[2]	PIN
4.	165-2510 Y	[1]	CYLINDER GP-SCARIFIER
5.	5P-2228	[4]	BOLT (1/2-13X1-IN)
6.	8T-4223	[4]	WASHER-HARD (13.5X25.5X3-MM THK)
7.	8D-7086	[2]	BEARING
	Y		SEPARATE ILLUSTRATION

#SEBP22750653

112-7463: CYLINDER & MTG GP-SIDESHIFT

CYLINDER & MTG GP-SIDESHIFT

112-7463 CYLINDER & MTG GP-SIDESHIFT
S/N 1AL1-UP
PART OF 2A-7125 BLADE AR

i00123265 SEBP2275

1127463 CYLINDER & MTG GP-SIDESHIFT Parts scheme

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Parts for your 143H MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	6H-0211	[2]	WASHER (1.563X2.75X0.06-IN THK)
2.	5T-5295	[1]	PIN
3.	8T-9391	[1]	BOLT (1/2-13X3.75-IN)
5.	1K-6872	[1]	LOCKNUT (1/2-13-THD)
6.	3B-4647	[1]	PIN-COTTER
7.	5T-8417	[1]	PIN
8.	112-7462	[1]	BRACKET
9.	201-2184	[4]	BOLT (3/4-10X2.25-IN)
10.	299-3427	[4]	WASHER-HARD (20X36.5X3.5-MM THK)
11.	112-5575 Y	[1]	CYLINDER GP-SIDESHIFT
12.	9R-0109 B	[4]	WASHER (41X64X3-MM THK)
	B		USE AS REQUIRED
	Y		SEPARATE ILLUSTRATION

#SEBP22750654

8W-2290: CYLINDER & MTG GP-STEERING

CYLINDER & MTG GP-STEERING

8W-2290 CYLINDER & MTG GP-STEERING
S/N 1AL1-136
PART OF 8W-6315 CHASSIS AR

i00122486 SEBP2275

8W2290 CYLINDER & MTG GP-STEERING Parts scheme

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Parts for your 143H MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5S-7379	[2]	BOLT (3/8-16X0.875-IN)
	8T-4896	[2]	WASHER-HARD (10.2X18.5X2.5-MM THK)
2.	9T-2393 Y	[1]	CYLINDER GP-STEERING (RH)
	9T-2395 Y	[1]	CYLINDER GP-STEERING (LH)
3.	3B-4618	[2]	PIN-COTTER
4.	8D-2811	[2]	WASHER (1.25X1.94X0.032-IN THK)
5.	6G-1780	[2]	TIE ROD GP
			(EACH INCLUDES)
6.	2F-8057	[1]	NUT-SLOTTED
7.	2H-3786	[2]	NUT-JAM (1-14-THD)
8.	8D-2429	[2]	PIN AS
9.	8D-2638	[4]	SPACER (1.016X1.25X0.39-IN THK)
	Y		SEPARATE ILLUSTRATION

#SEBP22750655

8W-2290: CYLINDER & MTG GP-STEERING

CYLINDER & MTG GP-STEERING

8W-2290 CYLINDER & MTG GP-STEERING
S/N 1AL137-UP
PART OF 8W-6315 CHASSIS AR
Type 1

i00122487 SEBP2275

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Parts for your 143H MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5S-7379	[2]	BOLT (3/8-16X0.875-IN)
	8T-4896	[2]	WASHER-HARD (10.2X18.5X2.5-MM THK)
2.	9T-2393 Y	[1]	CYLINDER GP-STEERING (RH)
	9T-2395 Y	[1]	CYLINDER GP-STEERING (LH)
3.	3B-4618	[2]	PIN-COTTER
4.	8D-2811	[2]	WASHER (1.25X1.94X0.032-IN THK)
5.	131-3736	[2]	TIE ROD GP
			(EACH INCLUDES)
6.	2F-8057	[1]	NUT-SLOTTED
7.	132-1143	[1]	SEAL-BOOT
8.	8D-2429	[2]	PIN AS
	8D-2414	[1]	PIN
	8D-2428	[1]	PLATE
9.	8D-2638	[4]	SPACER (1.016X1.25X0.39-IN THK)
10.	2H-3786	[2]	NUT-JAM (1-14-THD)
	Y		SEPARATE ILLUSTRATION

#SEBP22750656

8W-2290: CYLINDER & MTG GP-STEERING

CYLINDER & MTG GP-STEERING

8W-2290 CYLINDER & MTG GP-STEERING
S/N 1AL137-UP
PART OF 8W-6315 CHASSIS AR
Type 2

i01432856 SEBP2275

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Parts for your 143H MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	2H-3786	[2]	NUT-JAM (1-14-THD)
2.	8D-2429	[2]	PIN AS
			(EACH INCLUDES)
	8D-2428	[1]	PLATE
3.	8D-2638	[4]	SPACER (1.016X1.25X0.39-IN THK)
4.	130-9041 CY	[1]	CYLINDER GP-STEERING (LH)
5.	130-9042 CY	[1]	CYLINDER GP-STEERING (RH)
6.	131-3736	[2]	TIE ROD GP
			(EACH INCLUDES)
	2F-8057	[1]	NUT-SLOTTED
	132-1143	[1]	SEAL-BOOT
7.	3B-4618	[2]	PIN-COTTER
8.	5S-7379	[2]	BOLT (3/8-16X0.875-IN)
9.	8D-2811	[2]	WASHER (1.25X1.94X0.032-IN THK)
10.	8T-4896	[2]	WASHER-HARD (10.2X18.5X2.5-MM THK)
	C		CHANGE FROM PREVIOUS TYPE
	Y		SEPARATE ILLUSTRATION

#SEBP22750657

8W-2737: CYLINDER & MTG GP-WHEEL LEAN

CYLINDER & MTG GP-WHEEL LEAN

8W-2737 CYLINDER & MTG GP-WHEEL LEAN
S/N 1AL1-UP
PART OF 8W-6315 CHASSIS AR

i00122489 SEBP2275

8W2737 CYLINDER & MTG GP-WHEEL LEAN Parts scheme

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Parts for your 143H MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	6H-1717	[2]	BOLT (1/2-13X1.125-IN)
	5P-8245	[2]	WASHER-HARD (13.5X25.5X3-MM THK)
2.	3B-8489	[2]	FITTING-GREASE (1/8-27 PTF)(WHEEL LEAN)
3.	2G-8609	[1]	PIN
4.	6G-7187	[1]	LOCK
5.	121-9242 Y	[1]	CYLINDER GP-WHEEL LEAN
6.	2G-5667	[1]	RETAINER
7.	0S-1592	[1]	BOLT (5/8-11X1.25-IN)
	4D-3704	[1]	WASHER-HARD (17X30X5-MM THK)
8.	433-7105	[4]	SEAL-PIN
	Y		SEPARATE ILLUSTRATION

#SEBP22750658

137-6790: CYLINDER GP-ARTICULATION

CYLINDER GP-ARTICULATION

137-6790 CYLINDER GP-ARTICULATION
S/N 1AL417-UP
82.60 MM BORE X 284.30 MM STROKE
PART OF 140-8129 CYLINDER & MTG GP-ARTICULATION

i00123919 SEBP2275

1376790 CYLINDER GP-ARTICULATION Parts scheme

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Parts for your 143H MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	137-6793	[1]	CYLINDER AS
2.	173-9683 M	[1]	BOLT (M30X3.5X90-MM)
3.	9X-8399	[1]	WASHER (33X56X6-MM THK)
4.	137-8130	[1]	PISTON
5.	175-7897 J	[1]	SEAL-O-RING
6.	6J-1381 J	[1]	RING-BACKUP
7.	6E-0123	[1]	HEAD AS
	227-1143 J	[1]	SEAL-WIPER
8.	137-6794	[1]	ROD AS
9.	227-1143 J	[1]	SEAL-WIPER
10.	167-2302 J	[1]	SEAL-U-CUP
11.	167-2192 J	[1]	SEAL AS-BUFFER
12.	4T-6779 J	[1]	RING
13.	6J-0793 J	[1]	SEAL AS
	6J-0790		SEAL
	6J-0789	[1]	RING-EXPANDER
14.	8J-6371 J	[1]	RING-WEAR

			AVAILABLE REPAIR KIT(S):
	246-5926 J	[1]	KIT-SEAL (HYDRAULIC CYLINDER)
			(INCLUDES RINGS & SEALS)
			(FOR USE WITH REHS1392)
	J		KIT MARKED J SERVICES PART(S) MARKED J
	M		METRIC PART

#SEBP22750659

137-6792: CYLINDER GP-ARTICULATION

CYLINDER GP-ARTICULATION

137-6792 CYLINDER GP-ARTICULATION
S/N 1AL417-UP
82.60 MM BORE X 284.30 MM STROKE
PART OF 140-8129 CYLINDER & MTG GP-ARTICULATION

i00123920 SEBP2275

1376792 CYLINDER GP-ARTICULATION Parts scheme

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Parts for your 143H MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	137-6791	[1]	CYLINDER AS
2.	173-9683 M	[1]	BOLT (M30X3.5X90-MM)
3.	9X-8399	[1]	WASHER (33X56X6-MM THK)
4.	137-8130	[1]	PISTON
5.	175-7897 J	[1]	SEAL-O-RING
6.	6J-1381 J	[1]	RING-BACKUP
7.	6E-0123	[1]	HEAD AS
	227-1143 J	[1]	SEAL-WIPER
8.	137-6794	[1]	ROD AS
9.	227-1143 J	[1]	SEAL-WIPER
10.	167-2302 J	[1]	SEAL-U-CUP
11.	167-2192 J	[1]	SEAL AS-BUFFER
12.	4T-6779 J	[1]	RING
13.	6J-0793 J	[1]	SEAL AS
	6J-0789	[1]	RING-EXPANDER
	6J-0790	[1]	SEAL
14.	8J-6371 J	[1]	RING-WEAR

			AVAILABLE REPAIR KIT(S):
	246-5926 J	[1]	KIT-SEAL (HYDRAULIC CYLINDER)
			(INCLUDES RINGS & SEALS)
			(FOR USE WITH REHS1392)
	J		KIT MARKED J SERVICES PART(S) MARKED J
	M		METRIC PART
	R		REMANUFACTURED PART MAY BE AVAILABLE

Information:

HYDRAULIC SYSTEM

CYLINDER GP

Special Instruction

Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}
Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}

Installation of Double Lip Wiper Seal{7562}
Installation of Double Lip Wiper Seal{7562}

Technical Information Bulletin

Surface Finishes of Cylinder Bores{7562}
Surface Finishes of Cylinder Bores{7562}

Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}
Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}

Tool Operating Manual

Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}
Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}

1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}
1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}

Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}
Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}
Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}

Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}
Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}

Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}
Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}

Reuse And Salvage Guidelines

HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}
HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}

Service Magazine

Double Lip Wiper Seals Must Be Installed Properly {7562}
2002/12/09

Procedure Now Available to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
2012/10/04

Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
2009/01/05

A Rework Procedure Improves the Seal Assembly Performance in Hydraulic Cylinders on Cat Products {7562}
2010/04/30

Caterpillar Parts SIS Catalog 143H :

8X-1943 CYLINDER & MTG GP-BLADE TIP

8X-1947 CYLINDER & MTG GP-BLADE LIFT

140-8129 CYLINDER & MTG GP-ARTICULATION

112-5361 CYLINDER & MTG GP-ARTICULATION

7E-5678 COOLER GP-HYDRAULIC OIL

2A-7124 CONTROL GP-CENTERSHIFT LOCK

8W-2913 CYLINDER & MTG GP-SCARIFIER

112-7463 CYLINDER & MTG GP-SIDESHIFT

8W-2290 CYLINDER & MTG GP-STEERING

8W-2737 CYLINDER & MTG GP-WHEEL LEAN

137-6790 CYLINDER GP-ARTICULATION

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