V-BELT SET 4N6373 - Caterpillar

4N6373 V-BELT SET Caterpillar parts 322, 322 FM L, 322B, 322B L, 322C, 325, 325 L, 325 LN, 325B, 325B L, 3406, 3406B, 3406C, 3406E, 3408, 3408C, 3408E, 3412, 3412C, 3412E, C-15, C-16, G3408, G3412

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Alternative (cross code) number:
CA4N6373
4N-6373
4N6373

Weight: 1 pounds 0 kg.

Buy V-BELT SET 4N6373 Caterpillar genuine, new aftermarket tractor parts with delivery
EXCAVATOR, TRUCK ENGINE,

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02 Oct 2025

4N-6373 Engine Belt
zatagen

D&D PowerDrive 4N6373 Caterpillar Replacement Belt, 22, 59.64" Length, Rubber

$21.98

19 Aug 2025

US: OffRoad Belts

D&D PowerDrive 4N6373 Caterpillar Replacement Belt, 22, 59.64" Length, Rubber
D&D PowerDrive Belt 22 .6875 x 59.64in OC. || Material type: rubber || Manufactured by D&D PowerDrive || Made in China

4N6373 V BELT SET (2 BELTS) Suitable For Caterpillar® 4N6373

$42.93

18 Aug 2025
1.2786[0.58] pounds
US: KMP BRAND

4N6373 V BELT SET (2 BELTS) Suitable For Caterpillar® 4N6373
KMP BRAND Suitable for Caterpillar

Show more prices Caterpillar parts

Number on catalog scheme: 6

Caterpillar 4N6373 Parts scheme V-BELT SET

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Compatible equipment models: 4N6373:

EXCAVATOR 322 322 FM L 322B 322B L 322C 325 325 L 325 LN 325B 325B L

GAS ENGINE G3408 G3412

GEN SET ENGINE 3406 3406B 3406C 3408 3412 3412C

INDUSTRIAL ENGINE 3406 3406B 3406C 3408 3408C 3408E 3412 3412C 3412E

TRUCK ENGINE 3406B 3406E C-15 C-16 Caterpillar

Information:

Illustration 1 g00991357
Typical turbocharger
(1) Actuator rod (2) Actuator (3) Turbocharger
Table 1
Callout Quantity Part Specification Description
4 - Apply 5P-3931 Anti-Seize Compound to the nuts that are used to mount the turbocharger. Tighten the nuts to the following torque. 47 N m (34 lb ft)
5 - - Tighten the bolt to the following torque. 9 N m (80 lb in)
6 - - Tighten the bolt to the following torque. 22 N m (16 lb ft)
- - - The maximum test pressure for the waste gate 205 kPa (30 psi)
1 - - The movement for the rod actuator 1 mm (0.0394 inch)
Table 2
The part number for the turbocharger The pressure for the waste gate
234-2988 100 5 kPa (14.5040 0.7252 psi)
233-9779 110 5 kPa (15.9544 0.7252 psi)
236-4927 128 5 kPa (18.5651 0.7252 psi)
237-4734 100 5 kPa (14.5040 0.7252 psi)
235-2401 128 5 kPa (18.5651 0.7252 psi)
234-2418 128 5 kPa (18.5651 0.7252 psi)
225-8529 136 5 kPa (19.7254 0.7252 psi)
226-8771 136 5 kPa (19.7254 0.7252 psi)
233-9534 136 5 kPa (19.7254 0.7252 psi)
237-3786 100 5 kPa (14.5040 0.7252 psi)
237-4736 128 5 kPa (18.5651 0.7252 psi)
317-6388 121 kPa (17.54984 psi)
315-9721 100 kPa (14.50400 psi)
326-9153 121 kPa (17.54984 psi)
484-9402 121 kPa (17.54984 psi)

Caterpillar SIS machinery equipment:

Caterpillar SIS

3406E Truck Engine 5EK00001-01820 » 4N-6373 V-BELT SET

3406E Truck Engine 5EK01821-UP » 4N-6373 V-BELT SET

3406E Truck Engine 2WS00001-UP » 4N-6373 V-BELT SET

3406E Truck Engine 5DS00001-UP » 4N-6373 V-BELT SET

3406E Truck Engine 1LW00001-UP » 4N-6373 V-BELT SET

3406E Truck Engine 1MM00001-UP » 4N-6373 V-BELT SET

C-15 Truck Engine 6NZ00001-UP » 4N-6373 V-BELT SET

C-16 Truck Engine 7CZ00001-UP » 4N-6373 V-BELT SET

C-15 Truck Engine MBN00001-UP » 4N-6373 V-BELT SET

Cat SIS web machinery list:

Caterpillar parts catalog
Product:

G3408 Engine 6NB00001-UP

7N-8841: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP14600102
7N-8979: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP14600110

3408B Generator Set 78Z01144-04866

7N-8841: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP14750099
7N-8979: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP14750111

G3412 Engine 7DB00001-UP

7N-8841: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP14930118
7N-8979: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP14930128

3408B Industrial Engine 67U11092-UP

7N-8841: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP15180138
7N-8979: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP15180152

3406B Truck Engine 4MG03600-UP

7E-3714: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP17550760

3406B Truck (PEEC) Engine 8TC01413-UP

7E-3714: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP17690264

3406 Industrial Engine 90U19731-UP

7N-8836: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP18330067
7N-8836: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP18330068
7N-8974: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP18330077

3406B Truck Engine(PEEC) 5YG00001-UP

7E-3714: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP19130106

3406B Truck Engine 5KJ00001-07799

7E-3714: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP19300301

3406B Truck Engine(PEEC) 2EK00001-UP

7E-3714: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP19560184

3406B Truck Engine 3ZJ00001-16181

7E-3714: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP19580379

3406B Truck Engine (PEEC III) 4CK00001-00845

7E-3714: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP19910133

3406C Truck Engine (Electronic) 4CK00846-UP

7E-3714: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP20120342

3406C Truck Engine 3ZJ16182-60112

7E-3714: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP20130570

3406C Truck Engine 5KJ07800-UP

7E-3714: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP21840125

3412 Generator Set Engine 2WJ00001-UP

7N-8841: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP22680071
7N-8979: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP22680084

3406C Truck Engine 3ZJ60113-UP

7E-3714: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP23800396

3412 Generator Set 81Z05000-14500

7N-8841: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP24650100
7N-8979: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP24650113

3406C Industrial Engine 3ER00001-UP

7N-8836: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP25010140
7N-8974: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP25010146

3408C Industrial Engine 9ER00001-UP

7N-8841: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP25020079
7N-8979: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP25020089

3412C Industrial Engine 8AR00001-UP

7N-8841: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP25050057
7N-8979: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP25050067

3408E Industrial Engine 7PR00001-UP

7N-8841: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP25090068
7N-8979: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP25090077

3412E Industrial Engine 4CR00001-UP

7N-8841: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP25100085
7N-8979: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP25100097

3406C Generator Set 1LS00001-UP

7N-8836: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP25410046

3406C Generator Set 4ZR00001-UP

7N-8836: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP25470058

3412C Generator Set 81Z14501-UP

7N-8841: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP25760104
7N-8979: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP25760117

3406C Industrial Engine 6TB09857-UP

7N-8836: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP27370206
7N-8836: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP27370207
7N-8974: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP27370214

3412C Industrial Engine 38S16484-UP

7N-8841: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP27460123
7N-8979: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP27460136

3406C Generator Set 2WB11476-UP

7N-8836: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP27530100
7N-8836: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP27530101

3408C Generator Set 78Z04867-UP

7N-8841: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP29370062
7N-8979: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP29370073

3412C Generator Set BAX00001-UP

7N-8841: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP30920045
7N-8979: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP30920057

3412C Generator Set BAK00001-UP

7N-8841: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP30930045
7N-8979: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP30930057

3408B Industrial Engine 67U11092-UP

7N-8841: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP15180138
7N-8979: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP15180152

3406C Industrial Engine 6TB09857-UP

7N-8836: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP27370206
7N-8836: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP27370207
7N-8974: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP27370214

3412C Industrial Engine 38S16484-UP

7N-8841: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP27460123
7N-8979: DRIVE GP-FAN » (INCLUDES 2-BELTS)(FAN DRIVE) SEBP27460136

325B & 325B LN Excavators 6DN00001-UP (MACHINE) POWERED BY 3116 Engine

133-9176: PULLEY GP-FAN & ALT DRIVE » (INCLUDES 2-BELTS)(INCLUDES 2 BELTS) SEBP25230070
141-0401: PULLEY GP-FAN & ALT DRIVE » (INCLUDES 2-BELTS)(FAN/ALTERNATOR) SEBP25230072

322B L Excavator 1YS00001-UP (MACHINE) POWERED BY 3116 Engine

4P-7081: PULLEY GP-FAN DRIVE » (INCLUDES 2-BELTS) SEBP25850048

325B L & 325B LN Excavators 4DS00001-UP (MACHINE) POWERED BY 3116 Engine

133-9176: PULLEY GP-FAN & ALT DRIVE » (INCLUDES 2-BELTS)(INCLUDES 2 BELTS) SEBP26250064
141-0401: PULLEY GP-FAN & ALT DRIVE » (INCLUDES 2-BELTS)(FAN/ALTERNATOR) SEBP26250065

322C & 322C L Excavators BKM00001-UP (MACHINE) POWERED BY 3126 Engine

101-0427: PULLEY GP » (INCLUDES 2-BELTS) SEBP31240043
205-6733: PULLEY GP-FAN & ALT DRIVE » (INCLUDES 2-BELTS) SEBP31240046

322C & 322C LN EXCAVATORS BFK00001-UP (MACHINE) POWERED BY 3126 Engine

4P-7081: PULLEY GP-FAN DRIVE » (INCLUDES 2-BELTS)((CONSISTS OF 2 BELTS)) SEBP31250040

322C L Excavator BKJ00001-UP (MACHINE) POWERED BY 3126 Engine

205-6733: PULLEY GP-FAN & ALT DRIVE » (INCLUDES 2-BELTS) SEBP31470041

Parts v Caterpillar catalog:

9L6639 V-BELT
3116, 3408, 3408B, 3408C, 3412, 3412C, 3412E, 631E, 633D, 637D, 637E, 639D, 651E, 657E, 69D, 768C, 769C, 769D, 771C, 771D, 772B, 773B, 773D, 773E, 775B, 775D, 775E, 834B, 988B, 988F, 988F II, 992C, 99...

4N8216 V-BELT
3406, 3406B, 3406C, 3406E, 3408, 3408B, 3408C, 3412, 3412C, 3456, C-15, C-16, C13, C15, C15 I6, C18, C18 I6, CX31-C13I, CX31-C15I, CX35-P800, D350E, D400E, G3406, G3408, G3408C, G3412, HT400, PM-465, ...

5B8473 V-BELT
3406, 3406B, 3406C, 3406E, C15, C18

9L6643 V-BELT
3406B, 3406C, 3406E, 3408E, 3412E, C15, C18, C27, C30, C32, TH48-E70

6N7721 V-BELT
3408, 3408C, 3408E, 3412, 3412C, 3412E, C18, C27, C32, TH48-E70

4N2531 V-BELT
3412, C13, C27, C32, CX31-C13I, D10R, TH48-E70

9L6641 V-BELT
3408, 3408C, 3408E, 3412, 3412C, 3412E, 834B, 836, 988F II, C13, C15, C18, C32, CX31-C13I, CX31-C15I, CX35-P800, TH35-C15I

4N2532 V-BELT SET
320B, 322C FM, 3406, 3406B, 3406C, 3408, 3408C, 3408E, 3412, 3412C, 3412E, G3406

6N6650 V-BELT
3406B, 3406C, 3406E, 3408, 3408C, 3408E, 3412, 3412C, 3412E, 3456, AD40, AD45, AE40, AE40 II, C15, C18, CX31-C15I, CX31-C18I, CX35-C18I, CX35-P800, G3412, PM-565, PM-565B, TH35-C15I

0618384 V-BELT
213B, 3116, 3126, 3126B, 3126E, 320 L, 325, 325B, 350, 938F, 950F, C7, D5M

9L6650 V-BELT SET
3406B, 535B, G3406

9L6640 V-BELT SET
320B, 322B L, 322C, 325B L, 3406B, G3406, M325B

9L6128 V-BELT SET
1150, 3054C, 3054E, 3208, 3304, 3306, 3306B, 613, 613B, 613C

1288612 V-BELT SET
D9R

1478908 V-BELT SET
950F II, 960F

1671193 V-BELT SET
3306

9L3474 V-BELT SET
1674, 3306, 627G, 637G

9L2527 V-BELT SET
3306, G3306B

7E6192 V-BELT SET
3126, 953B, 963B, 963C

8L8984 V-BELT SET
3116, 3126, 3208, 3304, 3306

4P4997 V-BELT SET
3116, 963B

2S2756 V-BELT SET
214B, 3054, 3056, 3056E, 3116, 3126B, 3306B, 977H, AP-1000, AP-1050, D250B, M316C, M318, M318C, M318C MH, M320, M322C

9L6647 V-BELT GP
3196, 3406, 3406B, 3406C, 3408E, 3412E, C-12, C12, C18, C27, C32, CX35-P800, G3406, TH48-E70

3S8447 V-BELT SET
3054C, 3406C, 420E, 430E, 432E, 434E, 442E, 444E, 977H, 992, AP-300, C3.3, C4.4, CB-434B, CB-434C, CB-534B, CB-534C, CB-535B, CB-544, CB-545, CP-433C, CP-433E, CS-423E, CS-431C, CS-433C, D343, M312, M...