1978 Differential & Rear-End Components

Ring and Pinion Gear, 4.56:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36218

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Differential, Auburn, Grip-N-Loc, Limited Slip, 30-Spline, GM, 8.875 in. (12-Bolt) Truck, Each

Part Number: AUB-546034

5.0 out of 5 stars ( 1 )

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Gear, Ring and Pinion, 3.80:1 Ratio, Ford, 8 in., Set

Part Number: MGR-F880380

5.0 out of 5 stars ( 3 )

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Gear, Ring and Pinion, 3.25:1 Ratio, Ford, 8 in., Set

Part Number: MGR-F880325

4.2 out of 5 stars ( 5 )

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Ring and Pinion Installation Kit, GM, 7.5 in./7.625 in., 10-Bolt, 1977-1981, 27-Spline Pinion, Kit

Part Number: RMG-8310161

2.0 out of 5 stars ( 1 )

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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 )

Estimated Ship Date: Today

Spider Gear Kit, Open Differential, Ford 8.8 in., 31 Spline, Kit

Part Number: YGA-16021

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 24, 2026 if ordered today

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Differential Vent, Round, Plastic, White, Jeep, Each

Part Number: OMX-1656101

4.8 out of 5 stars ( 10 )

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MASTER SHIM KIT GM 7.5

Part Number: MGR-GM7-5MSK

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Gear, Ring and Pinion, 3.73:1 Ratio, Dana 30, Set

Part Number: MGR-D30-373

1.0 out of 5 stars ( 1 )

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Differential Cover, 10-bolt, Steel, Natural, Dana 44, Standard Rotation Differentials, Each

Part Number: YGA-32319

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Ring Gear Fasteners, Replacement Bolt, Hex Head, Steel, Black Oxide, 1/2-20 in. RH, GM, 10.5 in., 14 Bolt, 4.10 and Lower Carrier, Each

Part Number: MGR-331422

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Gear, Ring and Pinion, 4.88:1 Ratio, 1.375 in. Pinion, 26 Spline, 7.562 in. Ring Gear, Dana 35, Set

Part Number: YGA-24183

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Estimated Ship Date: Apr 27, 2026 if ordered today

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USA Standard Ring & Pinion gear set for Dana 44 Reverse rotation in a 3.73 ratio

Part Number: SPZ-36064

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Ring and Pinion Gears, 3.54:1 Ratio, 28-spline, Standard Rotation, AMC Model 20, Set

Part Number: CWA-J4486825

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 19, 2026 if ordered today

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Yukon front 4340 Chromoly axle kit for '69-'80 GM truck and Blazer, Dana 44 with 19/30 splines

Part Number: YGA-21413

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Apr 27, 2026 if ordered today

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Pinion Shims, Steel, Dana, Kit

Part Number: SDH-708020

5.0 out of 5 stars ( 1 )

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Crush Sleeve, Steel, 2.350 in. Tall, GM 8.875 in. (12-bolt) Truck, Each

Part Number: YGA-33105

5.0 out of 5 stars ( 1 )

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Ring and Pinion Gear Installation Kit, Master Overhaul, 26 Spline, Dana 44, Kit

Part Number: YGA-14027

5.0 out of 5 stars ( 1 )

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Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 8.875 in., 12-Bolt Truck, Set

Part Number: RMG-12BT373T

3.88 out of 5 stars ( 8 )

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Differential Carrier, Clutch-type, Steel, Dana 60, 30-Spline, 4.10 and lower ratio, Each

Part Number: SDH-708013

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Bearing Race, Differential Pinion, 3.750 in. Diameter, Cadillac, Each

Part Number: TMK-HM804810

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Ring and Pinion Installation Kit, Master, Ford 7.5 in., Rear, Kit

Part Number: MGR-R7-5FRMK

4.0 out of 5 stars ( 2 )

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Ring and Pinion Gears, 4.56:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 10.5 in. (14-bolt), Set

Part Number: YGA-24137

5.0 out of 5 stars ( 1 )

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Axle Shaft, Front Left Inner, 4340 Chromoly, Dana 44, Ford, Each

Part Number: MGR-MG20135B

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Estimated Ship Date: Apr 16, 2026 if ordered today

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