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Caterpillar G3612 parts — Genuine & OEM Replacement Parts

1,473 part numbers
20 systems
12 months warranty

WSTPARTS supplies 1,473 genuine and high-quality OEM replacement parts for Caterpillar G3612 equipment, covering 20 major systems including Structure, Bolt/Nut, Drivetrain, Fitting, Electrical System. Every part number below is fitment-verified before dispatch, backed by factory-direct pricing and a 12-month warranty. Send us your machine serial number for a fast quotation.

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Caterpillar G3612 parts

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Caterpillar G3612 parts for CAT G3612

No "Caterpillar G3612 parts" parts found for CAT G3612. Browse all parts below.

Structure (249 parts)

0618248
ADAPTER
US$ 6.30
0686074
ADAPTER
US$ 16.14
1007870
ADAPTER
US$ 47.09
1018189
BRACKET
US$ 1,225.83
1021594
BRACKET AS
US$ 181.38
1021694
PLATE
US$ 83.60
1023457
COVER
US$ 149.30
1062033
ADAPTER
US$ 2,625.64
1062035
ADAPTER
US$ 732.49
1103891
COVER-END
US$ 2.79
1111324
BLOCK
US$ 10.15
1152538
COVER-END
US$ 9.73
1157768
LEVER
US$ 138.18
1183842
BRACKET AS
US$ 74.08
1186662
BRACKET AS
US$ 582.23
View all 249 Structure parts →

Bolt/Nut (248 parts)

0315085
BOLT
US$ 1.53
0321768
SET SCREW
US$ 3.63
0394317
WASHER
US$ 6.43
0897988
BOLT
US$ 26.58
0985800
WASHER
US$ 0.79
0L1143
CAP SCREW
US$ 0.67
0L1351
CAP SCREW
US$ 0.23
0L1352
CAP SCREW
US$ 0.83
0L2070
CAP SCREW
US$ 0.62
0S1614
CAP SCREW
US$ 0.12
0S1615
CAP SCREW
US$ 0.13
0S1617
BOLT
US$ 0.16
0S1618
CAP SCREW
US$ 0.20
0S1619
CAP SCREW
US$ 0.79
0S1620
CAP SCREW
US$ 0.42
View all 248 Bolt/Nut parts →

Drivetrain (222 parts)

1115819
GASKET-EXH
US$ 98.35
1115822
GASKET
US$ 88.15
1144301
PLATE-SEAL
US$ 220.40
1144302
PLATE-SEAL
US$ 145.49
1162480
GASKET
US$ 8.03
1171385
SEAL-O-RIN
US$ 1.77
1187536
SEAL O RIN
US$ 40.29
1188086
SEAL GP
US$ 641.87
1188706
SEAL O RIN
US$ 5.75
1213096
GEAR
US$ 2,988.12
1213874
GASKET
US$ 6.06
1271916
BEARING
US$ 665.22
1271921
BEARING
US$ 687.22
1294054
BEARING
US$ 661.20
1301288
SEAL
US$ 72.34
View all 222 Drivetrain parts →

Fitting (198 parts)

0026453
ELBOW
US$ 12.85
0032143
ELBOW
US$ 8.04
0055421
TEE
US$ 8.05
0307946
ELBOW
US$ 3.19
0307947
ELBOW
US$ 7.64
0307951
ELBOW
US$ 33.28
0307960
TEE
US$ 74.45
0307961
ELBOW
US$ 11.48
0307964
ELBOW
US$ 18.42
0315744
ELBOW
US$ 25.11
0676495
ELBOW
US$ 5.22
0679921
TEE
US$ 27.21
1024157
PLUG
US$ 19.01
1051861
NIPPLE PIP
US$ 18.87
1054046
TUBE AS
US$ 22.59
View all 198 Fitting parts →

Electrical System (118 parts)

0016449
CONNECTOR
US$ 3.84
0307935
CONNECTOR
US$ 12.71
0308188
CONNECTOR
US$ 4.68
0365774
FUSE
US$ 2.16
0S0509
CAP SCREW
US$ 0.21
0S1566
CAPSCREW
US$ 1.14
0S1569
CAP SCREW
US$ 2.88
0S1571
CAP SCREW
US$ 0.49
0S1585
CAP SCREW
US$ 0.70
0S1587
CAP SCREW
US$ 0.81
0S1588
CAP SCREW
US$ 0.40
0S1589
CAP SCREW
US$ 1.33
0S1590
CAP SCREW
US$ 0.56
0S1591
CAP SCREW
US$ 0.45
0S1594
CAP SCREW
US$ 0.28
View all 118 Electrical System parts →

Spring (29 parts)

1W1748
SPRING
US$ 36.16
1W1749
SPRING
US$ 14.20
1W2240
SPRING
US$ 38.91
1W2473
SPRING
US$ 23.88
2264814
SPRING
US$ 2.61
2G5664
SPRING
US$ 46.09
2W4032
RETAINER
US$ 19.32
2W6862
SPRING
US$ 17.62
3N1308
SPRING
US$ 10.06
4P0294
RETAINER
US$ 159.85
4T4027
SPRING
US$ 9.20
4W8344
RETAINER
US$ 17.72
4W9551
RETAINER
US$ 3.53
5L1091
SPRING
US$ 5.38
5N8372
SPRING
US$ 36.86
View all 29 Spring parts →

Valve Assembly (20 parts)

1004996
GUIDE VALV
US$ 18.75
1152367
VALVE EXHA
US$ 40.84
1196284
LUBE G
US$ 340.48
1400366
VALVE
US$ 866.34
1640717
VALVE GP-S
US$ 1,005.66
1657805
VALVE
US$ 526.20
1799542
PUSHROD
US$ 63.62
1W1756
INSERT
US$ 24.41
1W2834
VALVE
US$ 628.21
2A4429
LOCK
US$ 0.61
4N3411
VALVE
US$ 219.21
4P2854
VALVE
US$ 402.86
4W2138
VALVE A
US$ 248.40
6I2489
INSERT
US$ 23.16
7E0930
VALVE
US$ 924.24
View all 20 Valve Assembly parts →

Light/Lamp (18 parts)

1086169
CLAMP AS
US$ 37.44
1165270
LAMP
US$ 22.34
1168535
CLAMP
US$ 13.56
1221148
CLAMP A
US$ 24.34
1246333
CLAMP A
US$ 28.36
1487627
CLAMP
US$ 30.66
1487628
CLAMP
US$ 34.29
1535040
LAMP-GREEN
US$ 25.08
1535042
LAMP-AMBER
US$ 32.75
1763611
CLAMP-V
US$ 1,256.68
1M1462
CLAMP
US$ 16.04
1N4622
CLAMP
US$ 10.65
1W6702
CLAMP
US$ 19.24
2321779
CLAMP
US$ 13.34
3E1814
LAMP
US$ 1.63
View all 18 Light/Lamp parts →

Hydraulic Hose (18 parts)

1173197
HOSE AS
US$ 80.70
1173198
HOSE AS
US$ 60.65
1627604
HOSE AS
US$ 658.39
1N3134
HOSE A
US$ 69.01
1Y3541
HOSE AS
US$ 35.95
2022624
HOSE
US$ 442.00
2176692
HOSE-TEE
US$ 50.60
2V5956
HOSE A
US$ 20.04
3V6153
HOSE A
US$ 19.56
4W3637
HOSE
US$ 189.45
4W4905
HOSE A
US$ 20.09
5N5646
HOSE A
US$ 22.76
5T4375
HOSE A
US$ 24.02
5T5760
HOSE A
US$ 23.51
6G9870
HOSE A
US$ 57.71
View all 18 Hydraulic Hose parts →

Wiring Harness (17 parts)

1270594
WIRE AS
US$ 12.50
1367346
ELECTRONIC
US$ 3,949.72
1383331
WIRE- METE
US$ 0.28
1915007
HARNESS AS
US$ 3,316.54
1915008
HARNESS AS
US$ 3,539.90
1945226
HARNESS AS
US$ 4.48
1956051
HARNESS AS
US$ 1,577.17
1956053
HARNESS AS
US$ 1,628.79
1956054
HARNESS AS
US$ 478.74
1956055
HARNESS AS
US$ 482.66
2066544
HARNESS AS
US$ 3,377.11
2072391
HARNESS AS
US$ 951.54
2075399
HARNESS AS
US$ 3,747.49
2086049
TAG-WIRE I
US$ 44.13
2212498
WIRE AS
US$ 10.42
View all 17 Wiring Harness parts →

Drive Shaft (16 parts)

1195927
SHAFT
US$ 735.43
1275154
SHAFT
US$ 350.29
1490562
SHAFT-IDLE
US$ 2,211.74
1490563
SHAFT-IDLE
US$ 2,022.26
1N3842
SHAFT
US$ 1,149.20
1W8410
SHAFT A
US$ 530.10
2080327
SHAFT
US$ 669.39
4W6862
SHAFT A
US$ 1,667.01
5N8384
SHAFT
US$ 727.40
6I1645
SHAFT
US$ 533.29
7C1128
SHAFT A
US$ 58.08
7E7061
SHAFT AS
US$ 3,868.61
7E7166
SHAFT AS
US$ 4,101.29
7W2401
SHAFT A
US$ 2,024.19
7W5720
SHAFT
US$ 17.60
View all 16 Drive Shaft parts →

Exhaust System (14 parts)

1487635
MANIFOLD
US$ 194.84
1763593
MANIFOLD-E
US$ 4,692.00
1763594
MANIFOLD-E
US$ 4,094.42
1763595
MANIFOLD-E
US$ 3,836.09
1763597
MANIFOLD-E
US$ 4,094.42
1808409
MANIFOLD-E
US$ 4,488.47
1808410
MANIFOLD-E
US$ 4,227.54
1841613
ELBOW-EXHA
US$ 11,202.09
1846380
MANIFOLD-E
US$ 3,558.11
2W4555
MANIFOLD
US$ 103.67
4P3046
MANIFOLD
US$ 1,525.71
4P6814
MANIFOLD
US$ 247.46
7C5616
SILENCER
US$ 33.06
8N8488
SILENCER
US$ 244.98

Hydraulic System (14 parts)

1532956
CYLINDER BLOCK AS
US$ 158,807.05
1533931
ADAPTER AS
US$ 490.02
2146057
CYLINDER BLOCK AS
US$ 114,314.18
2N8037
FITTING
US$ 7.03
2P1314
FITTING
US$ 2.76
2W3031
FITTING
US$ 1,776.59
3B8489
FITTING
US$ 1.07
4S6399
FITTING
US$ 1.67
5L3233
FITTING
US$ 6.53
6K1972
FITTING
US$ 4.55
6K9194
FITTING
US$ 8.45
8L6005
FITTING
US$ 13.16
8N8471
CLAMP
US$ 9.38
8T3993
CLAMP
US$ 0.28

Seal (12 parts)

0617538
O RING
US$ 2.72
7L6580
SEAL O RIN
US$ 2.55
7W5718
SEAL
US$ 186.23
8C5230
SEAL O RIN
US$ 12.53
8C9023
SEAL O RIN
US$ 33.33
8J4351
SEAL-O-RIN
US$ 9.06
8L2779
O RING
US$ 2.88
8M4446
SEAL O RIN
US$ 2.85
8T2903
SEAL O RIN
US$ 5.72
8T8883
SEAL O RIN
US$ 43.34
8T9047
SEAL O RIN
US$ 11.58
9Y9842
GASKET
US$ 19.05

Engine Block (11 parts)

1763209
CAMSHAFT
US$ 2,331.45
1763213
CAMSHAFT
US$ 2,331.45
1915423
CRANKSHAFT
US$ 140,639.61
1955917
ROD AS-CON
US$ 5,468.31
1W2823
SLEEVE
US$ 569.25
2253769
ROD END-SP
US$ 44.55
2253770
ROD END-SP
US$ 45.58
3N1287
MOTOR A
US$ 1,095.87
4W7483
SLEEVE
US$ 40.68
7C5044
LINER CYL
US$ 3,371.89
7T1099
LINK
US$ 0.85

Pin (11 parts)

1W0104
DOWEL
US$ 12.19
1W7117
DOWEL
US$ 5.98
2W2988
DOWEL
US$ 59.93
4W5441
DOWEL
US$ 44.27
6V3536
DOWEL
US$ 3.51
6V3537
DOWEL
US$ 5.66
6V3538
DOWEL
US$ 4.68
6V3539
DOWEL
US$ 21.13
7N2328
DOWEL
US$ 37.68
7N5352
DOWEL
US$ 3.69
7N5683
DOWEL
US$ 5.93

Pin/Bushing (10 parts)

1863735
PIN-CONNEC
US$ 0.87
1P5274
PIN
US$ 6.69
1W0605
PIN
US$ 8.58
2W0546
PIN
US$ 182.57
3H3433
PIN
US$ 1.53
7C1412
PIN
US$ 731.59
7N2043
PIN
US$ 2.52
7N7780
PIN
US$ 0.27
7T4577
PIN-CONNEC
US$ 0.62
8T8729
PIN
US$ 0.75

Switch/Relay (10 parts)

1096507
SWITCH
US$ 67.07
1101168
SWITCH AS
US$ 65.55
1409669
SWITCH AS
US$ 128.83
1521959
SWITCH AS-
US$ 77.69
1W0804
VALVE G
US$ 1,683.90
2022569
SWITCH AS
US$ 32.92
2113504
SWITCH AS-
US$ 131.82
2212304
SWITCH-ROT
US$ 276.39
3E1813
SWITCH AS
US$ 176.99
4W2100
VALVE G
US$ 406.27

Piston Assembly (10 parts)

1W2242
PISTON
US$ 54.05
1W2243
PISTON
US$ 439.00
2118177
PISTON AS
US$ 1,259.55
2404641
PISTON AS
US$ 6,027.86
4W9549
PINION
US$ 121.52
5N8373
PISTON
US$ 267.72
7W1649
PINION
US$ 566.06
7W1650
PINION
US$ 291.49
7W2750
PISTON
US$ 105.35
7W9425
PISTON
US$ 93.53

Repair Tools (9 parts)

1560518
SOCKET AS-
US$ 10.20
1608173
SLEEVE-WEA
US$ 609.90
1863736
SOCKET-CON
US$ 0.94
2W3584
VALVE KIT
US$ 102.29
5N7776
REPAIR KIT
US$ 408.94
7N7779
SOCKET
US$ 0.72
7W2819
VALVE KIT
US$ 226.64
9X1386
CM SLEEVE
US$ 0.05
9X1813
SLEEVE (BU
US$ 0.05

FAQ

Are these genuine Caterpillar G3612 parts?
We supply both genuine CAT parts with anti-counterfeit labels and OEM-equivalent alternatives built to the same specifications. All parts are fitment-verified for the G3612 before dispatch and covered by a 12-month warranty.

How do I confirm the part number for my G3612?
Match the part number on your old part, or send us your machine serial number — WSTPARTS verifies fitment free of charge.

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