1981 GMC K1500 Differential & Rear-End Components

Differential Cover, 10-bolt, Steel, Natural, GM 8.2 in., GM 8.5 in., GM 8.6 in., Each

Part Number: YGA-32332

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

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

Part Number: CWA-400518

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Gear, Ring and Pinion, 3.73:1 Ratio, GM, 12-Bolt Truck, 3 Series, Set

Part Number: RMG-4900721

3.67 out of 5 stars ( 3 )

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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: Today

Axle Shaft, OEM Replacement, 30-Spline, 31.281 in. Length, Chevy, GMC, 8.875 in., Rear, Each

Part Number: RMG-92-25155

5.0 out of 5 stars ( 2 )

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Differential Cover, 12-bolt, Aluminum, Polished, GM 8.875 in. Truck, Chevy, GMC, Each

Part Number: YGA-32027

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Differential Carrier Bearings, Standard Replacement, Includes Cup, 1.625 in. Bore, AMC, GM, Mopar, Jeep, International, Studebaker, Hummer, Each

Part Number: TMK-SET69

5.0 out of 5 stars ( 1 )

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Gear, Ring and Pinion, EXCel, 3.08:1 Ratio, GM, 8.875 in., 12-Bolt Truck, Set

Part Number: RMG-12BT308

5.0 out of 5 stars ( 2 )

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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 )

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Differential Pinion Bearing, 1.125 in. Inside Diameter, Each

Part Number: TMK-02872

5.0 out of 5 stars ( 1 )

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Spider Gear Kit, Positraction Differential, GM 8.5 in., 8.6 in., Aftermarket Yukon Dura/Eaton, 30 Spline, Kit

Part Number: YGA-16053

3.67 out of 5 stars ( 3 )

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Ring and Pinion-GM 8.5/8.625

Part Number: MGR-GM10-308A

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Estimated Ship Date: Mar 25, 2026 if ordered today

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

Part Number: YGA-16043

5.0 out of 5 stars ( 5 )

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Differential Cover Bolts, Steel, Black, Hex, Each

Part Number: SDH-34279

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Axle Shaft, Rear, 6 x 5.50 in. Bolt Circle, GM, Each

Part Number: HUU-02-116

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Ring and Pinion Gear, 3.08:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36211

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Differential Shims, Carrier, Steel, GM, 8.5 in., 8.625 in., Kit

Part Number: MGR-GM10MSK

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Pinion Nut Washer, Each

Part Number: YGA-33166

5.0 out of 5 stars ( 4 )

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Ring and Pinion Installation Kit, Basic, GM 8.5 in., Front/Rear, Kit

Part Number: MGR-R10RPK

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Axle Shaft, Outer Stub, 1541H, 19 Spline, 9.94 in. Length, Dana 44, Each

Part Number: YGA-21086

4.33 out of 5 stars ( 6 )

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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

2.0 out of 5 stars ( 1 )

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Differential, Posi Performance, Limited Slip, 30-Spline, 2.76-3.42 Gear Ratios, GM, 12-Bolt, Each

Part Number: HUU-02-124

4.0 out of 5 stars ( 1 )

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Differential Cover, 10-bolt, Aluminum, Polished, GM 8.5 in., Each

Part Number: YGA-32029

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Axle Shaft, OEM Replacement, 28-Spline, 31.5 in. Length, Chevy, GMC, 8.5 in., Rear, Each

Part Number: RMG-92-25184

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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USA Standard Master Overhaul kit for the GM 8.5 front differential

Part Number: SPZ-37056

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Estimated Ship Date: Mar 23, 2026 if ordered today

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