Availability
1985 GMC Transmission & Drivetrain
Wheel Bearings, Tapered Roller, Steel, 1.313 in. Inside Diameter, 2.687 in. Outside Diameter, Each
Part Number: FWB-DB0669
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Shims, Carrier, Steel, GM, 8.5 in., 8.625 in., Kit
Part Number: MGR-GM10MSK
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Spider Gears, Internal Kit, Front or Rear, Side Gears, Cross Shaft Pin and Bolt, GM, 8.5 in., 30 Spline, Kit
Part Number: YGA-16055
Estimated Ship Date: Today
Estimated Ship Date: Today
Flywheel Fasteners, 12-point, 7/16-20 in. Thread, Steel, Black, Buick, Cadillac, Chevy, Ford, Jeep, Set of 6
Part Number: RNB-74070
Estimated Ship Date: Today
Estimated Ship Date: Today
Seal, Wheel Bearing, Chevy, Ford, GMC, Each
Part Number: TMK-415960
Estimated Ship Date: Today
Estimated Ship Date: Today
Clutch Kit, 5/6-Speed Conversion, Organic, 1 .125 in.-26-Spline, 10.5 in. Diameter Disc, Buick, Checker, Chevy, GMC, Pontiac, Oldsmobile, Kit
Part Number: HAY-83-1100
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Pressure Plate, Centerforce II, Diaphragm-Style, 12 in. Disc Diameter, Each
Part Number: CTF-CFT361909
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Differential, Posi Performance, Limited Slip, 30-Spline, 2.76-3.42 Gear Ratios, GM, 12-Bolt, Each
Part Number: HUU-02-124
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential, Posi Performance, Limited Slip, 26-Spline, GM, 7.5 in., Each
Part Number: ETN-19663-010
Estimated Ship Date: Today
Estimated Ship Date: Today
Axle Shaft, OEM Replacement, 28-Spline, 31.5 in. Length, Chevy, GMC, 8.5 in., Rear, Each
Part Number: RMG-92-25184
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 4.11:1 Ratio, 1.750 in. Pinion, 30 Spline, 10.500 in. Ring Gear, GM 14 Bolt, Set
Part Number: YGA-24135
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier Rebuild Kits and Spider Gears, GM 8.875 in. (12-bolt) Car/Truck, Side Gears, Rear, Limited Slip, Eaton, Posi, 30-spline, Kit
Part Number: SVL-2023882
Estimated Ship Date: Today
Estimated Ship Date: Today
Clutch Slave Cylinder, Cast Aluminum, Natural, Chevy, GMC, Each
Part Number: DHB-CS37791
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Cover, Aluminum Girdle Cover, Natural, 10-bolt, GM 7.5 in., GM 7.625 in., Each
Part Number: YGA-32118
Estimated Ship Date: Today
Estimated Ship Date: Today
Clutch Kit, Dual Friction, 1 1/8 in. Diameter, 26-Spline, 12 in. Diameter Disc, Chevy, V8, Kit
Part Number: CTF-DF612909
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential, Auburn, Grip-N-Loc, Limited Slip, 28-Spline, GM, 8.5/8.6 in., 2.73 & up, Each
Part Number: AUB-546018
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Installation Kit, Super Kit, GM, 7.5 in., Kit
Part Number: MGR-R75GRSKT
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring & Pinion Gear, 4.56 Ratio, GM, 8.5 in./8.6 in., Set
Part Number: YGA-24161
Estimated Ship Date: Today
Estimated Ship Date: Today
Flywheel, Billet Aluminum, 168-Tooth, Internal Engine Balance, SFI 1.1, Chevy, Each
Part Number: CTF-901120
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Flexplate, Superplate, 139-tooth, Steel, Internal Engine Balance, 2-piece Rear Main Seal, SFI 29.2, Chevy, GMC, Each
Part Number: ATI-915555
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Axle Assembly, 9 in. Alloy Steel. 1541H Alloy Steel Axles, 31 Spline, GM. Each
Part Number: CUR-CE-GMG7887X
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
USA Standard Master Overhaul kit for the GM 8.5 front differential
Part Number: SPZ-37056
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Ball bearing, single row, two seals
Part Number: SKF-6205-2RSJ
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Cover, 10-bolt, Aluminum, Polished, GM 8.2 in., GM 8.5 in., GM 8.6 in., Each
Part Number: YGA-32030
Estimated Ship Date: Today
Estimated Ship Date: Today
Flexplate, 153 Tooth, Internal Balance, 2-Piece Rear Main Seal, Steel, Chevy, Each
Part Number: QTI-RM-922
Estimated Ship Date: Today
Estimated Ship Date: Today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster