9S9865 DRIVE SHAFT GROUP D8K TRACK-TYPE TRACTOR

POWER TRAIN

SHAFT GP

0. 9S-9865 DRIVE SHAF
1. 1S-8754 UNIVERSAL

TRANSMISSION GP

2. 3P-3022 TRANSMISSI

VALVE GP-PRIORITY

3. 6P-3554 PRIORITY V

TRANSMISSION GP

4. 9G-6778 TRANSMISSI

GEAR GP

5. 9G-6773 TRANSFER G

TRANSMISSION GP

6. 3P-2868 TRANSMISSI
7. 3P-2868 TRANSMISSI

CONTROL GP-TRANSMISSION HYD

8. 2M-7009 TRANSMISSI

VALVE GP-PRESSURE CONTROL

9. 1P-4145 PRESSURE C
0. INFORMATION

TRACK-TYPE TRACTOR D8K TRACK-TYPE TRACTOR 66V
D8K TRACTOR / POWER SHIFT / 66V02085-UP (MACHINE) POWERED BY D342 ENGINE HEBP1123 D8K 66V (1974)

POWER TRAIN

SHAFT GP

9S-9865 DRIVE SHAFT GROUP

1S-8754 UNIVERSAL JOINT ASSEMBLY

#HEBP11230270

9S-9865: DRIVE SHAFT GROUP

DRIVE SHAFT GROUP

9S9865 DRIVE SHAFT GROUP

c204281 HEBP1123

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	0S-1604	[ 8]	BOLT
	3B-4508	[ 8]	LOCKWASHER
2.	1S-8754 Y	[ 1]	JOINT ASSEM.
			Separate Illustration

#HEBP11230271

1S-8754: UNIVERSAL JOINT ASSEMBLY

UNIVERSAL JOINT ASSEMBLY

1S8754 UNIVERSAL JOINT ASSEMBLY
PART OF 9S9865 DRIVE SHAFT GROUP

c87731 HEBP1123

1S8754 UNIVERSAL JOINT ASSEMBLY Parts scheme

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
7H-3957	[8]	SEAL ASSEM.
		(MECHANICS UNIVERSAL JOINT DIV. BEARING CAP MARKED "9C")
		-OR-
7M-8252	[8]	SEAL (PLAIN)
		(DANA CORPORATION BEARING CAP MARKED "D")
		(4 IN EACH SPIDER AND BEARING ASSEM. 7H3958)
0S-1604	[8]	BOLT
3B-4508	[8]	LOCKWASHER
3H-0122	[2]	FITTING
1S-8753	[1]	PLATE
7H-3958	[2]	SPIDER AND BEARING ASSEM.
		THE FOLLOWING REPAIR KIT IS AVAILABLE:
1S-7294	[1]	KIT (SEAL)
		(INCLUDES SEALS FOR ONE MECHANICS UNIVERSAL JOINT AND ONE DANA CORPORATION UNIVERSAL JOINT)

#HEBP11230272

3P-3022: TRANSMISSION ARRANGEMENT

TRANSMISSION ARRANGEMENT

3P3022 TRANSMISSION ARRANGEMENT
SERIAL No. 66V2085 TO 66V4628 INCLUSIVE. TEST NO. 7832-UP
6P3554 VALVE, 3P2868 CASE AND COVERS, 2M7009 HYDRAULIC CONTROL, 3P1690 TRANSFER
GEAR AND 3P1689 PLANETARY TRANSMISION PARTS ARE SHOWN ON Pages 91, 92, 93 AND 101
THROUGH 104

c205020 HEBP1123

3P3022 TRANSMISSION ARRANGEMENT Parts scheme

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.		[1]	TRANSMISSION HYD. CONTROL
2.		[1]	PLANETARY TRANSMISSION
3.		[1]	TRANSMISSION CASE & COVERS
4.		[1]	TRANSFER GEARS
5.	6P-3554 Y	[1]	VALVE GROUP
			(Separate Illustration)
	3P-3654 CH	[1]	COVERS GROUP
			(Includes Covers, Gaskets, and Hardware)
	H		NOT SHOWN-SHIPPING & STORAGE
	Y		SEPARATE ILLUSTRATION
	C		INDICATES CHANGE

#HEBP11230273

6P-3554: PRIORITY VALVE GROUP

PRIORITY VALVE GROUP

6P3554 PRIORITY VALVE GROUP
SERIAL No. 66V2085 TO 66V6628 INCLUSIVE. TEST NO. 7832-UP AND TRANSMISSION SERIAL
NO. 4HA00285-UP. PART OF 3P3022 TRANSMISSION ARRANGEMENT SHOWN ON Page 91

c148522 HEBP1123

6P3554 PRIORITY VALVE GROUP Parts scheme

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1P-9699	[ 1]	STOP
2.	8H-9513	[ 1]	DOWEL
3.	8M-4446	[ 1]	SEAL
4.	5M-6214	[ 2]	PLUG
5.	2S-9750	[ 1]	COVER
6.	0S-1594	[ 2]	BOLT
	3B-4506	[ 2]	LOCKWASHER
7.	8M-5249	[ 1]	SEAL
8.	4B-9880	[ 2]	BALL
9.	3P-4053	[ 1]	SPRING
10.	5M-9624	[ 6]	SPACER
11.	5S-4437	[ 1]	SPOOL ASSEM.
			(Includes)
12.	4M-2381	[ 1]	SPRING
13.	1S-2121	[ 1]	PLUNGER
14.	8M-1013	[ 1]	RETAINER
15.	3D-8317	[ 1]	RING
16.	2M-7041	[ 1]	SLUG
17.	6P-3553	[ 1]	BODY

#HEBP11230274

9G-6778: TRANSMISSION ARRANGEMENT

TRANSMISSION ARRANGEMENT

9G6778 TRANSMISSION ARRANGEMENT
TRANSMISSION SERIAL No. 4HA00285-UP
6P3554 VALVE, 9G6773 TRANSFER GEAR, 3P2868 CASE AND COVERS, 2M7009 HYDRAULIC
CONTROL AND 3P1689 PLANETARY TRANSMISION PARTS ARE SHOWN ON Pages 91, 91B, 92, 93,
102 THROUGH 104

c229335 HEBP1123

9G6778 TRANSMISSION ARRANGEMENT Parts scheme

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	2M-7009	[1]	TRANSMISSION HYD. CONTROL
2.	3P-1689	[1]	PLANETARY TRANSMISSION
3.	3P-2868	[1]	TRANSMISSION CASE & COVERS
4.	9G-6773	[1]	TRANSFER GEARS
5.	6P-3554 Y	[1]	VALVE GROUP
			(Separate Illustration)
	3P-3654 H	[1]	COVERS GROUP
			(Includes Covers, Gaskets, and Hardware)
	H		NOT SHOWN-SHIPPING & STORAGE
	Y		SEPARATE ILLUSTRATION

#HEBP11230275

9G-6773: TRANSFER GEAR GROUP

TRANSFER GEAR GROUP

9G6773 TRANSFER GEAR GROUP
TRANSMISSION SERIAL No. 4HA00285-UP
PART OF 9G6778 TRANSMISION ARRANGEMENTS LISTED ON Page 91A

c178723 HEBP1123

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	4H-6730	[1]	SEAL
2.	9G-6771	[1]	CASE
3.	1B-4205	[22]	NUT
	3B-4508	[22]	LOCKWASHER
4.	1M-4344	[1]	CAGE ASSEM.
			(Includes)
	2A-3746	[1]	PLUG
5.	5M-7937	[1]	DOWEL
6.	1A-2029	[6]	BOLT
	5H-5782	[3]	LOCK
7.	1M-4169	[2]	RING
8.	6H-6043	[1]	RING
9.	8H-3692	[1]	PIN
10.	3B-8845	[1]	RACE AND ROLLER ASSEM. (inner)
11.	3F-5750	[1]	RACE (outer)
12.	4B-3823	[2]	BOLT
	1A-1399	[1]	LOCK
13.	7F-3587	[1]	WASHER
14.	2F-7770	[1]	DOWEL
15.	1M-6422	[8]	STUD
16.	9N-1433 C	[3]	PLUG
17.	1M-6604	[1]	GEAR (50 teeth)
18.	3B-8852	[1]	DOWEL
19.	9H-1980	[1]	PINION (21 teeth)
20.	5P-0089	[1]	RACE & ROLLER ASSEM. (inner)
	5P-0090	[1]	RACE (outer)
21.	1M-1480	[1]	SPACER
22.	9S-5278	[2]	RACE & ROLLER ASSEM. (inner)
23.	2M-8868	[2]	RACE (outer)
24.	0T-0102	[1]	BOLT
	2B-2404	[1]	CLIP
25.	5M-6155	[1]	TUBE
	3B-8998	[1]	FITTING
26.	1K-6986	[1]	RING
27.	5H-1901	[1]	BEARING ASSEM.
28.	1M-6603	[1]	GEAR (35 teeth)
29.	1M-4343	[1]	RING
30.	1M-4342	[1]	RETAINER
	C		INDICATES CHANGE

#HEBP11230276

3P-2868: TRANSMISSION CASE AND COVERS GROUP

TRANSMISSION CASE AND COVERS GROUP

3P2868 TRANSMISSION CASE AND COVERS GROUP
SERIAL No. 66V2085 TO 66V2312 INCLUSIVE AND TEST NO. 7832-UP
PART OF 3P3022 TRANSMISION ARRANGEMENT SHOWN ON Page 91

c146971 HEBP1123

3P2868 TRANSMISSION CASE AND COVERS GROUP Parts scheme

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1B-4203	[24]	NUT
2.	3B-4506	[48]	LOCKWASHER
3.	1D-4717	[8]	NUT
4.	8B-9777	[1]	GASKET
5.	7M-1151	[1]	COVER ASSEM.
6.	5M-9621	[4]	STUD
7.	7M-7794	[4]	STUD
8.	2S-6548	[1]	FITTING
9.	2B-8460	[1]	COVER
	2S-1439	[1]	GASKET
10.	7M-8543	[1]	COVER
	2D-0092	[1]	GASKET
11.	9S-4191	[2]	PLUG
	3J-1907	[2]	SEAL
12.	4S-8651	[1]	MANIFOLD
13.	1M-6420	[1]	GASKET
14.	3P-6581	[2]	COVER
	9S-8848	[2]	GASKET
15.	8M-4432	[4]	SEAL
16.	8M-5661	[1]	SEAL
17.	8M-4986	[2]	SEAL
18.	0S-1594	[8]	BOLT
19.	2S-4965	[1]	SLEEVE
20.	8M-4435	[3]	SEAL
21.	7H-3051	[4]	STUD
22.	4S-5881	[1]	GASKET
23.	2S-4958	[1]	SLEEVE
24.	2S-4954	[1]	SLEEVE
25.	3B-1915	[8]	BOLT
26.	2S-4959	[1]	SLEEVE
27.	0L-1351	[6]	BOLT
28.	1M-6455	[1]	GASKET
29.	9S-8847	[1]	CASE ASSEM.
			(Includes)
30.	9S-8833	[1]	TUBE
31.	1F-0929	[2]	BUSHING
32.	1M-6422	[10]	STUD
33.	9S-2836	[2]	BUSHING
34.	1M-6423	[2]	STUD
35.	9H-2403	[4]	STUD (1.437 in. long)
	1M-6421	[16]	STUD (1.32 in. long)
36.	4H-9303	[2]	STUD
37.	5M-9653	[1]	COVER
	5M-9654	[1]	GASKET
38.	0S-1608	[2]	BOLT (3.75 in. long)
	0S-1588	[1]	BOLT (1.25 in. long)
	0S-1619	[1]	BOLT (3 in. long)

#HEBP11230277

3P-2868: TRANSMISSION CASE AND COVERS GROUP

TRANSMISSION CASE AND COVERS GROUP

3P2868 TRANSMISSION CASE AND COVERS GROUP
SERIAL No. 66V2313 TO 66V4628 INCLUSIVE AND TRANSMISSION SERIAL
NO. 4HA00285-UP
PART OF 3P3022 AND 9G6778 TRANSMISION ARRANGEMENT SHOWN ON Page 91 AND 91A

c219985 HEBP1123

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1B-4203	[24]	NUT
2.	3B-4506 C	[34]	LOCKWASHER
3.	1D-4717	[8]	NUT
4.	8B-9777	[1]	GASKET
5.	7M-1151	[1]	COVER ASSEM.
6.	5M-9621	[4]	STUD
7.	7M-7794	[4]	STUD
8.	2S-6548	[1]	FITTING
9.	5M-9653	[1]	COVER
	5M-9654	[1]	GASKET
10.	0S-1608	[2]	BOLT 9.53 cm(3.75 in.) long
	0S-1588	[1]	BOLT 3.18 cm (1.25 in.)long
	0S-1619	[1]	BOLT 7.62 cm(3 in.) long
11.	9S-4191	[2]	PLUG
	3J-1907	[2]	SEAL
12.	4S-8651	[1]	MANIFOLD
13.	1M-6420	[1]	GASKET
14.	2S-4959	[1]	SLEEVE
15.	8M-4432	[4]	SEAL
16.	8M-5661	[1]	SEAL
17.	8M-4986	[2]	SEAL
18.	9P-5545 C	[1]	GASKET
19.	2S-4965	[1]	SLEEVE
20.	8M-4435	[3]	SEAL
21.	7H-3051	[4]	STUD
22.	4S-5881	[1]	GASKET
23.	2S-4958	[1]	SLEEVE
24.	2S-4954	[1]	SLEEVE
25.	3B-1915	[8]	BOLT
26.	8P-7427 C	[1]	CASE ASSEM.
			(Includes)
27.	1F-0929	[2]	BUSHING
28.	1M-6422	[10]	STUD
29.	9S-2836	[2]	BUSHING
30.	1M-6423	[2]	STUD
31.	9H-2403 C	[5]	STUD 3.65 cm(1.437 in.)long
	1M-6421 C	[15]	STUD 3.35 cm(1.32 in.) long
32.	4H-9303	[2]	STUD
	C		INDICATES CHANGE

#HEBP11230278

2M-7009: TRANSMISSION HYDRAULIC CONTROL GROUP

TRANSMISSION HYDRAULIC CONTROL GROUP

2M7009 TRANSMISSION HYDRAULIC CONTROL GROUP
TEST NO. 7832-UP. PART OF 3P3022 TRANSMISSION ARRANGEMENT SHOWN ON Page 91
1P4145, 1P4107 AND 8M2502 VALVE PARTS ARE SHOWN ON Pages 94 AND 95

c204270 HEBP1123

2M7009 TRANSMISSION HYDRAULIC CONTROL GROUP Parts scheme

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
1B-8704	[2]	KEY
2M-7068	[1]	LEVER
7F-0192	[1]	BOLT
1M-3862	[1]	DETENT ASSEM.
1M-3833	[1]	DOWEL
		(PART OF DETENT ASSEM 1M3862)
0L-1352	[1]	BOLT
5M-2894	[1]	WASHER
2S-4962	[5]	SLEEVE
8M-8283	[10]	SEAL
8M-2502 Y	[1]	HOUSING AND VALVE GROUP
		(SEPARATE ILLUSTRATION)
0S-1619	[1]	BOLT
5M-2894	[1]	WASHER
7M-1298	[1]	ROD
0L-1143	[1]	BOLT
5M-2894	[1]	WASHER
8M-4432	[2]	SEAL
7B-2501	[1]	RING
2S-4964	[1]	SLEEVE
0L-1143	[3]	BOLT
5M-2894	[3]	WASHER
1M-3926	[1]	SPRING
1M-3897	[1]	LEVER
7F-0192	[1]	BOLT
1M-3917	[2]	SHAFT
9H-0858	[2]	SEAL
8M-4447 C	[1]	SEAL
1M-3863	[1]	DETENT ASSEM
1M-3833	[1]	DOWEL
		(PART OF DETENT ASSEM.1M3863)
0V-0375	[2]	BOLT
1D-4719	[2]	NUT
3B-4508	[2]	LOCKWASHER
0V-0531	[2]	WASHER
1M-3850	[2]	SPACER
1M-3836	[2]	LINK
1P-4107 YC	[1]	VALVE GROUP
		(DIRECTIONAL)
		(SEPARATE ILLUSTRATION)
0S-1619	[1]	BOLT
5M-2894	[1]	WASHER
9H-6673	[2]	PIN
3B-4610 C	[2]	COTTER PIN
9H-6673	[2]	PIN
3B-4615 C	[2]	COTTER PIN
0S-1571	[2]	BOLT
5M-2894	[2]	WASHER
1P-4145 YC	[1]	VALVE CONTROL GROUP
		(Separate Illustration)
8M-5254	[3]	SEAL
C		INDICATES CHANGE
Y		SEPARATE ILLUSTRATION

#HEBP11230279

1P-4145: PRESSURE CONTROL VALVE GROUP

PRESSURE CONTROL VALVE GROUP

1P4145 PRESSURE CONTROL VALVE GROUP
PART OF 2M7009 TRANSMISSION HYDRAULIC CONTROL GROUP SHOWN ON Page 93

c211310 HEBP1123

1P4145 PRESSURE CONTROL VALVE GROUP Parts scheme

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	0S-1594	[ 7]	BOLT
2.	5S-4437	[ 1]	SPOOL ASSEM.
			(Includes)
3.	1S-2121	[ 1]	PLUNGER
4.	4M-2381	[ 1]	SPRING
5.	8M-1013	[ 1]	RETAINER
6.	3D-8317	[ 1]	RING
7.	5M-6214	[ 2]	PLUG
8.	4M-5923	[ 1]	SPRING
9.	1P-8617	[ 1]	RETAINER
10.	8S-9195	[ 1]	VALVE
11.	8M-5254	[ 2]	SEAL
12.	8S-9192	[ 1]	COVER
13.	8M-4992	[ 1]	SEAL
14.	5M-9622	[ 1]	SPACER 1.57 mm(.062 in.) thick
	5M-9623	[ 2]	SPACER .91 mm(.036 in.) thick
	5M-9624	[ 4]	SPACER .25 mm(.010 in.) thick
15.	9S-2802	[ 1]	PISTON
16.	2M-3469	[ 1]	SPRING
17.	2M-7041	[ 1]	SLUG
18.	1P-3593	[ 1]	COVER
19.	8P-7279 C	[ 1]	SPOOL
20.	6H-2948	[ 2]	DOWEL
			INDICATES CHANGE