OLDSMOBILE USA Standard Gear Differential & Rear-End Components

Ring and Pinion Installation Kit, GM 8.5 in., Rear, Kit

Part Number: SPZ-37055

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

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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

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Estimated Ship Date: Monday 9/29/2025

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USA Standard Master Overhaul kit GM 8.5 in., Rear, Kit

Part Number: SPZ-37057

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

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USA Standard Master Overhaul kit GM 7.5 in./7.625 in, Rear, Kit

Part Number: SPZ-37049

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Estimated Ship Date: Monday 9/29/2025

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Axle Shaft, 26-Spline, 28.438 in. Length, Rear, Buick, Chevy, Oldsmobile, Each

Part Number: SPZ-35059

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/29/2025

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USA Standard Gear standard spider gear set for GM 7.5", 26 spline

Part Number: SPZ-39023

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Axle Shaft, 28-spline, 29.000 in. Length, Rear, GM 7.5 in., GM 7.625 in., Each

Part Number: SPZ-35056

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Estimated Ship Date: Oct 13, 2025 if ordered today

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USA Standard Gear standard spider gear set for GM 8.5", 30 spline

Part Number: SPZ-39027

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Axle Shaft, 28-spline, 28.813 in. Length, Rear, GM 7.625 in., Chevy, GMC, Oldsmobile, Each

Part Number: SPZ-35057

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Ring and Pinion Installation Kit, GM 8.5 in., Rear, Kit

Part Number: SPZ-37058

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Estimated Ship Date: Oct 13, 2025 if ordered today

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USA Standard Master Overhaul kit for the 2000 and newer GM 7.5" and 7.625" differential

Part Number: SPZ-37050

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Estimated Ship Date: Oct 13, 2025 if ordered today

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USA Standard Master Overhaul kit for the '81 & older GM 7.5" differential

Part Number: SPZ-37048

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Ring and Pinion, Installation Kit, GM, 8.5 in., Kit

Part Number: SPZ-58011

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Axle 7.5" GM REAR, '88-'97 S10, 29-1/8", 4WD, 28spl, w/ ABS, 2.25" OD BRG(1563), 1 SIDE

Part Number: SPZ-11928

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Axle 8.2" & 8.5" GM REAR, '73-'88 PASSENGER CARS, 30-1/2", 28spl, 2.780" PILOT, 1563 BRG, 1 SIDE

Part Number: SPZ-11952

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Estimated Ship Date: Oct 13, 2025 if ordered today

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8.5" GM 28spl MINI SPOOL

Part Number: SPZ-59011

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Axle 7.5" GM REAR88-97 S10/ S15 PU, BLAZER, JIMMY, 29", 28spl, 4WD, w/o ABS, 2.25" BRG, 1 SIDE

Part Number: SPZ-11918

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Estimated Ship Date: Oct 13, 2025 if ordered today

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USA Standard Gear standard spider gear set for GM 7.625", 28 spline

Part Number: SPZ-39024

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Axle 8.5 GM REAR'80-'88 CAPRICE& IMPALA, 30-7/16", 3.055 PILOT, 28spl, 5 x 5" BP, 1563 BRG, 1 SIDE

Part Number: SPZ-11930

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Axle 7.5" GM REAR, 28-7/16" LONG, MONTE CARLO & EL CAMINO, 26spl, 7/16 WHEEL STUDS

Part Number: SPZ-12220

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Axle 7.5" GM REAR, 28-7/16" LONG, MONTE CARLO & EL CAMINO, 26spl, 12mm WHEEL STUDS

Part Number: SPZ-12232

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Axle 7.5" GM REAR, PASSENGER CAR, 30-1/2", 26spl, 2.775"HUB, 5 x 4.75 BP, 1563, 1 SIDE

Part Number: SPZ-11929

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Axle 7.625" GM REAR, '98-'05 S10/ BLAZER/ JIMMY/ SONOMA, 28-13/16", 4WD, 28spl, 5 LUG, 1 SIDE

Part Number: SPZ-11927

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Axle 7.625" GM REAR, 98-05 S10, 4WD, 28-13/16", 28spl, 5LUG, 1563, 1 SIDE

Part Number: SPZ-11964

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Ring and Pinion, Installation Kit, GM, 7.5 in., 7.6 in., Kit

Part Number: SPZ-58015

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Estimated Ship Date: Oct 13, 2025 if ordered today

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