1987 CHEVROLET BLAZER Differential & Rear-End Components

Differential Cover, 12-bolt, Steel, Chrome, GM 8.875 in. Truck, Each

Part Number: YGA-32012

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Axle Shaft, Front, Dana 44, Each

Part Number: SDH-41677

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Gear, Ring and Pinion, 4.88:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-6901691

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Spool, Mini, Steel, 30-spline, 10-bolt, GM 8.5 in., Each

Part Number: YGA-32233

4.67 out of 5 stars ( 12 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Mini spool for GM 12 bolt with 30 spline axles

Part Number: YGA-32227

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Gear, Ring and Pinion, 4.30:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: MGR-GM10-430

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 13, 2026 if ordered today

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Carrier Shims, Steel, Ford 8.8 in., GM, 8.0, 8.6, 8.75, 8.875 in., Kit

Part Number: YGA-55002

4.79 out of 5 stars ( 19 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Differential Cover, 10-bolt, Nodular Iron, Black Powdercoated, GM 8.5 in., Each

Part Number: ARB-0750007B

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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

Part Number: MGR-R10REMK

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Differential Carrier, Spartan Locker, 30-spline, Steel, Rear, GM 8.875 in., Each

Part Number: SPZ-17032

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Differential Shims, Carrier, Steel, Kit

Part Number: MGR-SS10

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Ring & Pinion Gear, 4.11 Ratio, GM, 8.875 in. Truck, Set

Part Number: YGA-24130

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Ring and Pinion Gears, 3.23:1 Ratio, GM 8.5 in., Set

Part Number: SVL-2023698

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Differential Ring and Pinion; GM 8.5 10 Bolt - 3.73 Ratio

Part Number: SVL-2023695

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Pinion Bearing Spacer, Crush Sleeve Eliminator, Steel, GM 8.875 in. Truck, Each

Part Number: YGA-55046

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Differential Cover, 10-bolt, Nodular Iron, Red Powdercoated, GM 8.5 in., Each

Part Number: ARB-0750007

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Locking Hubs, Manual, 19-spline, 6 Bolts, Chrome Steel Housing, Dana 44, Chevy, Dodge, Ford, GMC, Jeep, Set

Part Number: CWA-400518

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Performance Mini Spool (GM 8.5 - 30 Spline)

Part Number: SDH-10015388

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Ring Gear Bolt, Hex Head, 7/16-20 in. Thread Size, Steel, Black, Each

Part Number: YGA-33049

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Spider Gear Kit, Open Differential, GM 8.875 in., 30 Spline, Kit

Part Number: YGA-16043

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Pinion Shims, Steel, Kit

Part Number: YGA-55009

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Crosspin Bolt, 5/16 in. Hex Head, Each

Part Number: YGA-33067

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Differential, Posi Performance, Limited Slip, 30-Spline, 3.73 Gear Ratios, GM, 12-Bolt, Each

Part Number: HUU-02-125

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Differential Cover Bolts, Steel, Black, Hex, Each

Part Number: SDH-34279

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Differential Side Bearing Spacer; Differential Carrier Shims; For Ford 7.5 in./GM 7.5 in./GM 8.5 in./GM 8.2 in

Part Number: RMG-3800061

4.53 out of 5 stars ( 15 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air