CHEVROLET BLAZER USA Standard Gear Differential & Rear-End Components

Ring and Pinion Gear Installation Kits, Master Overhaul Kits, 30-spline, GM 8.875 in. (12-bolt) Truck, Rear, Chevrolet, GMC, Kit

Part Number: SPZ-37043

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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 )

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Differential Carrier Rebuild Kits and Spider Gears, Spider Gear Sets, GM 8.875 in. (12-bolt), Car/Truck, 30-spline, Buick, Chevy, GMC, Pontiac, Kit

Part Number: SPZ-39021

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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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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Axle Shaft, 30-Spline, 31.438 in. Length, Rear, Chevy, GMC, Each

Part Number: SPZ-35053

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 2, 2026 if ordered today

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4340 Chromoly Axle, '79-'87 GM Truck & Blazer, RH inner, 28spl, uses 5-760X u/joint

Part Number: SPZ-35087

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Estimated Ship Date: Feb 9, 2026 if ordered today

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4340 Chromoly axle shaft, left hand inner for '79-'87 GM, 35.46", uses 5-760X u/joint

Part Number: SPZ-35088

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Estimated Ship Date: Feb 9, 2026 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: Feb 5, 2026 if ordered today

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USA Standard steel spool for Dana 44 with 30 spline axles, 3.73 & down

Part Number: SPZ-59013

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Estimated Ship Date: Feb 9, 2026 if ordered today

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4340 Chromoly axle, GM Truck & Blazer, Outer Stub, uses 5-760X u/joint

Part Number: SPZ-35078

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Estimated Ship Date: Feb 9, 2026 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: Feb 9, 2026 if ordered today

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Ring and Pinion, Installation Kit, Dana 44, Kit

Part Number: SPZ-58036

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 9, 2026 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: Feb 9, 2026 if ordered today

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Axle 12T GM REAR, '70-81' TRK, 4WD, 31-7/16", 30spl, 6x5.5", 2.53" OD BRG (1559), 1 SIDE

Part Number: SPZ-11920

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Differential Rebuild Kits, USA Standard Pinion installation kit for D44 Front

Part Number: SPZ-60022

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Differential Carrier Rebuild Kits and Spider Gears, Spider Gear Sets, Dana 44, 30-spline, Chevy, Dodge, Ford, GMC, International, Isuzu, Jeep, Kit

Part Number: SPZ-39006

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Estimated Ship Date: Feb 9, 2026 if ordered today

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8.5" GM 28spl MINI SPOOL

Part Number: SPZ-59011

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Estimated Ship Date: Feb 3, 2026 if ordered today

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4340 Chromoly axle shaft, right hand inner for '79-'87 GM, 19.15", uses 5-760X u/joint

Part Number: SPZ-35089

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Estimated Ship Date: Feb 5, 2026 if ordered today

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35.46" 30spl INNER LH 8.5" 79 & UP GM TRK & BLAZER

Part Number: SPZ-35118

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Estimated Ship Date: Feb 6, 2026 if ordered today

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USA Standard mini spool for Dana 44 with 30 spline axles

Part Number: SPZ-59021

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Axle Shaft, 28-spline, 31.500 in. Length, Rear, GM 8.5 in., Chevy, GMC, Each

Part Number: SPZ-35052

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Estimated Ship Date: Feb 6, 2026 if ordered today

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Axle 8.5" GM REAR, '81-'88 TRK31-1/2", 4WD, 28spl, 6 LUG, 2.53" OD BRG (1559), 1 SIDE

Part Number: SPZ-11917

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Estimated Ship Date: Feb 6, 2026 if ordered today

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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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Estimated Ship Date: Feb 6, 2026 if ordered today

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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: Feb 6, 2026 if ordered today

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Axle 8.5" GM REARSHAFT KIT, '88-'98, TRK & SUV, 4WD, 30spl, 33" LONG, 2.8" OD BEARING, C10

Part Number: SPZ-11937

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Estimated Ship Date: Feb 9, 2026 if ordered today

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