Genuine GMC C3500 Pinion Washer

Pinion Nut Washer

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58 Pinion Washers found

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GMC C3500 Washer,Pinion Thrust
Part Number: 14039026
$12.40 MSRP: $20.52
You Save: $8.12 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: WASHER, Differential Pinion Thrust; Pinion Washer, Side Gear Washer
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-2000 GMC C3500 | C3500 CAB CHASSIS 135.5, C3500 CAB CHASSIS 159.9, C3500 CAB CHASSIS 183.5, C3500 CREW CAB LONG WHEELBASE, C3500 CREW CAB SHORT WHEELBASE, C3500 EXTENDED CAB, C3500 REGULAR CAB, K2500 EXTENDED CAB STANDARD BOX | 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 6.5L Diesel, 8 Cyl 7.4L
- 1985-1986 GMC C3500 | CAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB | 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
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GMC C3500 Washer, Differential Drive Pinion Gear
Part Number: 517900
$5.98 MSRP: $8.73
You Save: $2.75 (32%)
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Product Specifications
- Other Name: WASHER, Propeller Shaft Pinion Flange; Pinion Bearing Spacer, Pinion Washer
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1994-2000 GMC C3500 | C3500 CAB CHASSIS 135.5, C3500 CAB CHASSIS 159.9, C3500 CAB CHASSIS 183.5, C3500 CREW CAB LONG WHEELBASE, C3500 CREW CAB SHORT WHEELBASE, C3500 EXTENDED CAB, C3500 REGULAR CAB, K2500 EXTENDED CAB STANDARD BOX | 8 Cyl 5.7L, 8 Cyl 6.5L Diesel, 8 Cyl 7.4L
- 1988-1991 GMC C3500 | C3500 CAB CHASSIS 135.5, C3500 CAB CHASSIS 159.9, C3500 CAB CHASSIS 183.5, C3500 EXTENDED CAB, C3500 REGULAR CAB | 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
- 1985-1986 GMC C3500 | CAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB | 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
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GMC C3500 Washer, Differential Png Thrust
Part Number: 14012699
$16.40 MSRP: $40.17
You Save: $23.77 (60%)
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Product Specifications
- Other Name: WASHER, Differential Pinion Thrust
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-1991 GMC C3500 | C3500 CAB CHASSIS 135.5, C3500 CAB CHASSIS 159.9, C3500 CAB CHASSIS 183.5, C3500 EXTENDED CAB, C3500 REGULAR CAB | 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
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GMC C3500 Washer, Pinion Outer Thrust
Part Number: 15577321
$13.05
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Product Specifications
- Other Name: WASHER, Differential Pinion Thrust; Side Gear Washer
- Position: Outer
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-1989 GMC C3500 | C3500 CAB CHASSIS 135.5, C3500 CAB CHASSIS 159.9, C3500 EXTENDED CAB, C3500 REGULAR CAB | 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
- 1985-1986 GMC C3500 | CAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB | 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
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GMC C3500 Wa, Propeller Shaft Png Flange
Part Number: 15552845
$5.50 MSRP: $9.11
You Save: $3.61 (40%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: WASHER, Propeller Shaft Pinion Flange
- Replaces: 02292300, 2292300
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-2000 GMC C3500 | C3500 CAB CHASSIS 135.5, C3500 CAB CHASSIS 159.9, C3500 CAB CHASSIS 183.5, C3500 CREW CAB LONG WHEELBASE, C3500 CREW CAB SHORT WHEELBASE, C3500 EXTENDED CAB, C3500 REGULAR CAB, K2500 EXTENDED CAB STANDARD BOX | 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 6.5L Diesel, 8 Cyl 7.4L
- 1985-1986 GMC C3500 | CAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB | 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
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GMC C3500 Washer, Differential Pinion Gear Thrust
Part Number: 3977346
$21.44
Ships in 1-3 Business Days
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Product Specifications
- Other Name: WASHER, Differential Pinion Thrust; Pinion Washer, Side Gear Washer
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-2000 GMC C3500 | C3500 CAB CHASSIS 135.5, C3500 CAB CHASSIS 159.9, C3500 CAB CHASSIS 183.5, C3500 CREW CAB LONG WHEELBASE, C3500 CREW CAB SHORT WHEELBASE, C3500 EXTENDED CAB, C3500 REGULAR CAB, K2500 EXTENDED CAB STANDARD BOX | 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 6.5L Diesel, 8 Cyl 7.4L
- 1985-1986 GMC C3500 | CAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB | 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
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GMC C3500 Differential Side Gear Shim
Part Number: 14063586
$4.35 MSRP: $7.21
You Save: $2.86 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: SHIM, Differential Side Gear Thrust
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1985-1986 GMC C3500 | CAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB | 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
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GMC C3500 Differential Side Gear Thrust Washer
Part Number: 3977345
$4.75 MSRP: $6.96
You Save: $2.21 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: WASHER, Differential Side Gear Thrust; Side Gear Washer, Side Washer
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-2000 GMC C3500 | C3500 CAB CHASSIS 135.5, C3500 CAB CHASSIS 159.9, C3500 CAB CHASSIS 183.5, C3500 CREW CAB LONG WHEELBASE, C3500 CREW CAB SHORT WHEELBASE, C3500 EXTENDED CAB, C3500 REGULAR CAB, K2500 EXTENDED CAB STANDARD BOX | 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 6.5L Diesel, 8 Cyl 7.4L
- 1985-1986 GMC C3500 | CAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB | 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
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GMC C3500 Washer, Differential Side Gear(Eaton Eds 99529).045 Thick LH
Part Number: 15599633
$6.66 MSRP: $10.62
You Save: $3.96 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: SHIM, Differential Side Gear Thrust
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-2000 GMC C3500 | C3500 CAB CHASSIS 135.5, C3500 CAB CHASSIS 159.9, C3500 CAB CHASSIS 183.5, C3500 CREW CAB LONG WHEELBASE, C3500 CREW CAB SHORT WHEELBASE, C3500 EXTENDED CAB, C3500 REGULAR CAB, K2500 EXTENDED CAB STANDARD BOX | 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 6.5L Diesel, 8 Cyl 7.4L
- 1985-1986 GMC C3500 | CAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB | 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
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GMC C3500 Washer, Differential Side Gear(Eaton Eds 99529).025 Thick LH
Part Number: 15599629
$6.58 MSRP: $10.91
You Save: $4.33 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: SHIM, Differential Side Gear Thrust
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-2000 GMC C3500 | C3500 CAB CHASSIS 135.5, C3500 CAB CHASSIS 159.9, C3500 CAB CHASSIS 183.5, C3500 CREW CAB LONG WHEELBASE, C3500 CREW CAB SHORT WHEELBASE, C3500 EXTENDED CAB, C3500 REGULAR CAB, K2500 EXTENDED CAB STANDARD BOX | 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 6.5L Diesel, 8 Cyl 7.4L
- 1985-1986 GMC C3500 | CAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB | 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
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GMC C3500 Washer,Locking Differential Clutch Disc Thrust
Part Number: 26012909
$9.32 MSRP: $14.67
You Save: $5.35 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: WASHER, Differential Side Gear Thrust; Side Washer
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1985-1986 GMC C3500 | CAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB | 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
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GMC C3500 Washer,Locking Differential Clutch Disc Thrust
Part Number: 26012913
$10.89 MSRP: $17.15
You Save: $6.26 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: WASHER, Differential Side Gear Thrust
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1985-1986 GMC C3500 | CAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB | 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
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GMC C3500 Washer, Differential Side Gear(Eaton Eda 99529).010 Thick LH
Part Number: 15599626
$4.82 MSRP: $7.58
You Save: $2.76 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: SHIM, Differential Side Gear Thrust; Side Washer
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-2000 GMC C3500 | C3500 CAB CHASSIS 135.5, C3500 CAB CHASSIS 159.9, C3500 CAB CHASSIS 183.5, C3500 CREW CAB LONG WHEELBASE, C3500 CREW CAB SHORT WHEELBASE, C3500 EXTENDED CAB, C3500 REGULAR CAB, K2500 EXTENDED CAB STANDARD BOX | 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 6.5L Diesel, 8 Cyl 7.4L
- 1985-1986 GMC C3500 | CAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB | 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
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GMC C3500 Washer, Differential Thrust (.048 Thick)
Part Number: 462772
$3.76 MSRP: $5.50
You Save: $1.74 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: WASHER, Differential Side Gear Thrust
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-2000 GMC C3500 | C3500 CAB CHASSIS 135.5, C3500 CAB CHASSIS 159.9, C3500 CAB CHASSIS 183.5, C3500 CREW CAB LONG WHEELBASE, C3500 CREW CAB SHORT WHEELBASE, C3500 EXTENDED CAB, C3500 REGULAR CAB, K2500 EXTENDED CAB STANDARD BOX | 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 6.5L Diesel, 8 Cyl 7.4L
- 1985-1986 GMC C3500 | CAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB | 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
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GMC C3500 Washer, Differential Side Gear(Eaton Eds 99529).035 Thick LH
Part Number: 15599631
$4.82 MSRP: $7.62
You Save: $2.80 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: SHIM, Differential Side Gear Thrust
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-2000 GMC C3500 | C3500 CAB CHASSIS 135.5, C3500 CAB CHASSIS 159.9, C3500 CAB CHASSIS 183.5, C3500 CREW CAB LONG WHEELBASE, C3500 CREW CAB SHORT WHEELBASE, C3500 EXTENDED CAB, C3500 REGULAR CAB, K2500 EXTENDED CAB STANDARD BOX | 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 6.5L Diesel, 8 Cyl 7.4L
- 1985-1986 GMC C3500 | CAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB | 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
View related parts
GMC C3500 Washer,Locking Differential Clutch Disc Thrust
Part Number: 26012911
$9.42 MSRP: $14.85
You Save: $5.43 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: WASHER, Differential Side Gear Thrust
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1985-1986 GMC C3500 | CAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB | 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
View related parts
GMC C3500 Washer,Locking Differential Clutch Disc Thrust
Part Number: 26012912
$10.27 MSRP: $16.14
You Save: $5.87 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: WASHER, Differential Side Gear Thrust
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1985-1986 GMC C3500 | CAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB | 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
View related parts
GMC C3500 Washer, Pinion Thrust
Part Number: 14048388
Product Specifications
- Other Name: WASHER, Differential Pinion Thrust; Pinion Washer
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1985-1986 GMC C3500 | CAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB | 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
View related parts
GMC C3500 Differential Side Gear Shim
Part Number: 14063581
$1.12 MSRP: $1.76
You Save: $0.64 (37%)
Product Specifications
- Other Name: SHIM, Differential Side Gear Thrust; Side Washer, Washer
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1985-1986 GMC C3500 | CAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB | 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
View related parts
GMC C3500 Differential Side Gear Shim
Part Number: 14063582
$0.45 MSRP: $0.70
You Save: $0.25 (36%)
Product Specifications
- Other Name: SHIM, Differential Side Gear Thrust
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1985-1986 GMC C3500 | CAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB | 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L

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1-20 of 58 Results

GMC C3500 Pinion Washer

GMC C3500 Pinion Washer strengthens axle integrity by securely holding the pinion flange nut. This ensures smooth steering response and leak-free differentials for hardworking trucks. Built from flat high-grade steel, the Pinion Washer allows an even distribution of clamp force and helps resist vibration that can loosen the nut when towing heavy loads or going over rough terrain. Its tried and trusted profile has remained unchanged through each model year of the C3500, which means that whether the truck is a 1992 chassis cab or a crew chassis cab from a later year, the Pinion Washer slips into place without modification. This interchangeability reflects the broader reputation of GMC for parts continuity, saving owners time while increasing driveline confidence. Because the crush sleeve preload is maintained the same by the Pinion Washer, gear oil is kept sealed within the Dana 80 housing, brakes stay clean, and efficiency increases. It also protects safety, as a backed-off flange nut might cause an upset in the steering alignment, and the Pinion Washer serves as a solid barrier to that possibility. Drivers love the fact that they can protect the expensive ring and pinion set on a C3500 with one relatively inexpensive part, demonstrating how durability was at the very center of the original design. From worksite haulers to long-distance carriers, each GMC C3500 uses the same Pinion Washer to ensure factory torque values. Special features that make it stand out include a perfectly flat surface that avoids galling, a bore that matches the pinion shaft exactly, and hardness ratings that shrug off thermal cycling and let the Pinion Washer stay dependable mile after mile. Installation pairs easily with either the 4L80-E automatic or the NV4500 manual, proving that no matter which drivetrain choice is made, the C3500 benefits equally from the steadfast hold the Pinion Washer provides. For anyone driving a GMC in the respected C3500 series, having this small washer in top shape gives peace of mind. That loyalty to GMC quality continues to gain praise.

Each OEM GMC C3500 Pinion Washer we offer is competitively priced and comes with the assurance of the manufacturer's warranty for the part. Furthermore, we guarantee the speedy delivery of your orders right to your doorstep. Our hassle-free return policy is also in place for your peace of mind.

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