Availability
Spartan Differential Locker, GM 8.5 in., 28-spline Axle, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each
Part Number: SPZ-17040
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears, 3.42:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5/8.6 in., Set
Part Number: SPZ-36213
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
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Estimated Ship Date: Today
Ring and Pinion Gear, 4.11:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set
Part Number: SPZ-36216
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
USA Standard Master Overhaul kit GM 7.5 in./7.625 in, Rear, Kit
Part Number: SPZ-37049
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Shifter Conversion Kits, Automatic Transmission, Factory Style, Shifter Conversion, with Brackets, Indicator, Hardware, Chevy, GMC, Kit
Part Number: SIW-SC2252
Estimated Ship Date: Today
Estimated Ship Date: Today
Clutch Disc, Dual Friction, 1 1/8 in. Diameter Shaft, 10-Spline, 11 in. Diameter Disc, GM, Each
Part Number: CTF-DF383735
Estimated Ship Date: Today
Estimated Ship Date: Today
Flywheel, Steel, 168-Tooth, 40 lb., Internal Engine Balance, Chevy, Big, Small Block, Each
Part Number: HAY-10-140
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
This product may not be eligible for select promotional offers
Spider Gear Kit, Open Differential, GM 8.875 in., 30 Spline, Kit
Part Number: YGA-16043
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier Rebuild Kits and Spider Gears, GM 8.2 in., Side Gears, Rear, Open, 28-spline, 10-bolt, Chevy, Kit
Part Number: SPZ-39025
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Cover, 12-bolt, Aluminum, Polished, GM 8.875 in. Passenger Car, Each
Part Number: YGA-32101
Estimated Ship Date: Today
Estimated Ship Date: Today
Flywheel, Steel, 168-Tooth, 40 lb., External Engine Balance, Chevy, Big Block, 454, Each
Part Number: HAY-10-245
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
This product may not be eligible for select promotional offers
Clutch Disc, Dual Friction, 1 1/8 in. Diameter Shaft, 10-Spline, 10.4 in. Diameter Disc, AMC, GM, Each
Part Number: CTF-DF383271
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier Rebuild Kits and Spider Gears, GM 8.5 in., Side Gears, 28-spline, 10-bolt, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit
Part Number: SPZ-39026
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Installation Kit, GM 55P/55T, Rear, Kit
Part Number: SPZ-37047
Estimated Ship Date: Today
Estimated Ship Date: Today
Manual Transmission Rebuild Kits, Manual Transmission Bearing Kits, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit
Part Number: SPZ-70267
Estimated Ship Date: Today
Estimated Ship Date: Today
12P & 12T 1330 cast yoke.
Part Number: YGA-41152
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Manual Transmission Rebuild Kit, Muncie HD Four Speed, Includes Syncro Rings, 26-Spline, 1 in. Countershaft, Muncie M-21, M-22, Kit
Part Number: SPZ-74207
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Mini spool for GM 12 bolt with 30 spline axles
Part Number: YGA-32227
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Axle Shaft, Rear, 1541H Alloy, 28-Spline, GM 8.2 in., Each
Part Number: YGA-21245
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Axle Shaft, 30-Spline, 30.125 in. Length, Rear, Chevy, GMC, Each
Part Number: SPZ-35058
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Flexplate, 153 Tooth, Internal Balance, 1-Piece Rear Main Seal, Steel, Chevy, Each
Part Number: QTI-RM-925
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
This product may not be eligible for select promotional offers
Axle Shaft, Rear, C-clip, 26-spline, 1541H Alloy Steel, 30.500 in. Length, GM 7.5 in., Chevy, Each
Part Number: YGA-21261
Estimated Ship Date: Today
Estimated Ship Date: Today
Spider Gears, Side Gears, Cross Pin Shaft, Roll Pin, 28 Spline, Posi, Rear, GM 7.5 in., GM 7.625 in., Kit
Part Number: YGA-16117
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Axle Shaft, 26-Spline, 28.438 in. Length, Rear, Buick, Chevy, Oldsmobile, Each
Part Number: SPZ-35059
Estimated Ship Date: Today
Estimated Ship Date: Today
Yukon Pinion install kit for GM 12 bolt car differential
Part Number: YGA-13056
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
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