1978 Differential & Rear-End Components

Air Locker, Dana 30, 27-Spline, 3.73 and Up Ratio, Each

Part Number: ARB-RD100

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Estimated Ship Date: May 29, 2026 if ordered today

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Ring and Pinion Installation Kit, Master Kit, GM, 10.5 in., Kit

Part Number: MGR-R14RMKH

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Axle Shaft; 31.313 in. Overall Length; 5 x 5 Lug Pattern; 30 Spline, GM

Part Number: MGR-14071751

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, 4.88:1 Ratio, Dana 60, Set

Part Number: RMG-6900541

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Estimated Ship Date: Today

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Differential Cover, Rear, 12-bolt, Aluminum, Black Anodized, GM 8.875 in. Truck, Each

Part Number: BMM-71504

2.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Ring and Pinion Installation Kit, Master Kit, AMC Model 20, Kit

Part Number: MGR-R20RMKT

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Differential Cover, 10-bolt, Aluminum, Polished, GM 8.2 in., GM 8.5 in., GM 8.6 in., Each

Part Number: YGA-32030

3.5 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75373TK

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Ring and Pinion Gears, 3.25:1 Ratio, 28-spline, Standard Ring Gear Rotation, Ford 9 in., Set

Part Number: YGA-24367

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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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-24054

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Ring and Pinion Installation Kit, Master Kit, Dana 35, Kit

Part Number: MGR-R35JRMKT

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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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: Today

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Axle Shaft, Front Outer, 35-spline, Steel, 12.000 in. Length, Dana 60, Chevy, GMC, Each

Part Number: SDH-3-82-871

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Ring and Pinion Installation Kit, Master Kit, GM, 8.875 in., 30-Spline Pinion, Truck, Kit

Part Number: MGR-R12RMKT

4.5 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, 4.86:1 Ratio, Ford, 9 in., Set

Part Number: RMG-6900671

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Pinion Bearing Spacer, Crush Sleeve Eliminator, Steel, Ford 9 in., Each

Part Number: YGA-55041

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

Differential Carrier Bearing, Rear, Steel, 2.250 in. Diameter, Chevy, GMC, Dodge, Mercedes-Benz, Workhorse

Part Number: TMK-387AS

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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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Differential Covers Use w/Dana 44 Differential; Not For Use w/Dana 44A Aluminum Housing/ Banjo Style Axles

Part Number: ARB-0750003B

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Axle Shaft, Rear, C-Clip, 1541H Alloy, 28 Spline, 29.500 in. Length, GM 8.2/8.5 in., Chevy, Each

Part Number: YGA-21246

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Ring and Pinion Installation Kit, Master Kit, GM, 8.875 in., 30-Spline Pinion, Truck, Kit

Part Number: MGR-R12RMK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, 4.56:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: MGR-GM10-456

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Ring and Pinion Gears, Pro Series, 3.70:1 Ratio, Ford 9 in., Set

Part Number: MGR-F990370BP

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Ring and Pinion Gear Installation Kits, Master Overhaul Kits, 29-spline, Dana 60, Rear, Chevrolet, Dodge, Ford, GMC, Jeep, Plymouth, Kit

Part Number: SPZ-37021

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Ring and Pinion Installation Kit, Master Kit, Ford, 8 in. Diameter Ring Gear, Kit

Part Number: MGR-RA310RMK

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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