Availability
1985 GMC C1500 Differential & Rear-End Components
Differential Internals, Yukon Dura Grip or Eaton Positraction Internals for 8.5" GM with 28 Spline Axles, Kit
Part Number: YGA-16052
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Differential Bearing, Tapered Roller, Steel, Stock Replacement, GM, Each
Part Number: ADO-S1420
Not Yet Reviewed
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Differential Carrier, Spartan Locker, Steel, 30-spline, Rear, GM 8.5 in., Each
Part Number: SPZ-17041
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Gear, Ring and Pinion, 4.56:1 Ratio, GM, 12-Bolt Truck, Set
Part Number: HUU-02-114
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Gear, Ring and Pinion, 3.08:1 Ratio, GM, 8.5/8.6 in., Set
Part Number: MGR-G885308
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Ring Gear Spacer, 0.200 in. Thick, 10-bolt, GM 8.5 in., Each
Part Number: MGR-085050
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Ring and Pinion Installation Kit, GM, 8.5 in., 10-Bolt, Kit
Part Number: RNB-697-100
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Differential Cross Shaft, Steel, 0.795 in. Diameter, Each
Part Number: YGA-33401
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Yukon steel spool for GM 12 bolt truck with 30 spline axles, 3.73 & up
Part Number: YGA-32190
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Gear, Ring and Pinion, 5.57:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set
Part Number: RMG-6901751
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Ring and Pinion Gear, 4.30:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set
Part Number: SPZ-36217
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Carrier Shims, Ford 8.8 in., GM 12-Bolt Truck, GM 9.3 in. C-Axle, Kit
Part Number: RMG-3800071
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Ring and Pinion Installation Kit, Basic, GM 8.5 in., Front/Rear, Kit
Part Number: MGR-R10RTPK
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
High performance Yukon Ring & Pinion gear set for GM 12 bolt truck in a 4.88 ratio
Part Number: YGA-24133
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Differential Main Cap Studs, GM, Kit
Part Number: YGA-32271
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Ring and Pinion Gear Installation Kit, Bearing Overhaul, 30 Spline, GM 8.5 in., Kit
Part Number: YGA-11067
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Thrust Washer, Positraction Differential, GM 8.875 in. Passenger Car, Truck, Each
Part Number: YGA-33382
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Gear, Ring and Pinion, 3.73:1 Ratio, GM, 12-Bolt Truck, Set
Part Number: HUU-02-128
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Gear, Ring and Pinion, 3.42:1 Ratio, GM, 12-Bolt Truck, Set
Part Number: HUU-02-127
Not Yet Reviewed
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
USA Standard Ring & Pinion "thick" gear set for GM 12 bolt truck in a 4.56 ratio
Part Number: SPZ-36180
Not Yet Reviewed
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
Mini Spool, Steel, 28-spline, 10-bolt, GM 8.5 in., Each
Part Number: YGA-32232
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Differential Cover Bolt, Steel, Black, Hex Head, 0.500 in. Wrench Size, Dana 25, 27, 30, 44, Model 35, GM 7.5 in., GM 8.2 in., Each
Part Number: YGA-33286
Not Yet Reviewed
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Axle Shaft, OEM Replacement, Rear, C-clip, 1541H Alloy Steel, 28-spline Inner, 31.375 in. Length, GMC, Each
Part Number: MGR-14035542
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Thrust Washer, Differential Carrier Replacement Part, GM 8.875 in. (12-bolt), Each
Part Number: YGA-33381
Not Yet Reviewed
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Thrust Washer, Open Differential, GM 8.875 in. Passenger Car, Truck, Each
Part Number: YGA-33380
Not Yet Reviewed
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
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