1978 CHEVROLET K10 Differential & Rear-End Components

Spool, Mini, Steel, 30-Spline, 12-Bolt, GM 8.875 in., Each

Part Number: MGR-MS12C

3.38 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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

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Estimated Ship Date: Mar 11, 2026 if ordered today

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Replacement Springs, Powertrax Lock-Right, Kit

Part Number: PWT-1025350KAP

4.73 out of 5 stars ( 15 )

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Gear, Ring and Pinion, 2.73:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-GM10-273

4.5 out of 5 stars ( 2 )

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Pinion Nut, Steel, Each

Part Number: YGA-33152

5.0 out of 5 stars ( 2 )

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Gear, Ring and Pinion, 3.42:1 Ratio, GM, 8.5 in/8.6 in., Set

Part Number: MGR-GM10-342

5.0 out of 5 stars ( 3 )

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Gear, Ring and Pinion, 5.13:1 Ratio, Dana 44, Set

Part Number: MGR-D44-513

5.0 out of 5 stars ( 3 )

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Ring and Pinion Gears, 3.08:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.875 in. Truck, Set

Part Number: YGA-24459

4.0 out of 5 stars ( 1 )

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Bearing Race, Differential Pinion, 3.000 in. Diameter, Each

Part Number: TMK-HM89410

4.5 out of 5 stars ( 4 )

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Pinion Nut Washer, Each

Part Number: YGA-33166

5.0 out of 5 stars ( 4 )

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Hub Service Kit, Premium, Chevy, GMC, Dodge, Ford, International, Jeep, Kit

Part Number: WRN-20825

3.71 out of 5 stars ( 7 )

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Differential Cover, 10-bolt, Steel, Chrome, Dana 44, Each

Part Number: YGA-32004

2.5 out of 5 stars ( 2 )

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DIFFERENTIAL

Part Number: MGR-MGK-213

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Estimated Ship Date: Mar 13, 2026 if ordered today

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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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Differential Cover, 10-bolt, Steel, Chrome, GM 8.5 in., Front Only, Each

Part Number: YGA-32016

2.5 out of 5 stars ( 2 )

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Gear, Ring and Pinion, 2.73:1 Ratio, GM 8.5 in., Set

Part Number: RNB-697-812

4.0 out of 5 stars ( 1 )

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Yukon positraction internals for GM 12 bolt car and truck with 33 spline axles

Part Number: YGA-16040

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 25, 2026 if ordered today

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Axle Shaft, Rear, 30-spline Inner, 31.281 in. Length, GM 8.75 in., GM 8.875 in. Truck, Chevy, GMC, 4WD, Designed for 2.795 in. OD Bearing, Each

Part Number: RNB-630-105

4.17 out of 5 stars ( 6 )

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Gear, Ring and Pinion, 4.56:1 Ratio, 1.375 in. Pinion, 26 Spline, 8.500 in. Ring Gear, Dana 44, Set

Part Number: YGA-24036

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Ring and Pinion Installation Kit, GM, 10-Bolt, 8.5 in. Diameter Ring Gear, 30-Spline Pinion, Kit

Part Number: RMG-831021B

2.67 out of 5 stars ( 3 )

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Pinion Shims, Steel, Kit

Part Number: YGA-55008

5.0 out of 5 stars ( 1 )

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Axle Shaft, Front, 4340 Chromoly, 19 Spline, 9.940 in. Length, Dana 44, GM, Chevy, GMC, Jeep, Each

Part Number: YGA-21355

2.5 out of 5 stars ( 2 )

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Ring and Pinion Gears, 5.89:1 Ratio, 26-spline, Standard Gear Rotation, Dana 44, Set

Part Number: YGA-24046

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Estimated Ship Date: Mar 25, 2026 if ordered today

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Differential Shims, Pinion Shim Type, Steel, Set

Part Number: MGR-1100

3.86 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

Gear, Ring and Pinion, EXCel, 4.10:1 Ratio, GM, 8.875 in., 12-Bolt Truck, Set

Part Number: RMG-12BT410T

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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