1978 Differential & Rear-End Components

Gear, Ring and Pinion, EXCel, 4.56:1 Ratio, Ford, 8.8 in., 10-Bolt, Set

Part Number: RMG-F88456

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/5/2026

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Gear, Ring and Pinion, 3.50:1 Ratio, Ford, 9 in., Set

Part Number: MGR-F9-350

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/5/2026

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

Part Number: RMG-79-0068-1

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/5/2026

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Differential, Posi Performance, Limited Slip, 26-Spline, GM, 7.5 in., Each

Part Number: ETN-19663-010

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

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Ring and Pinion Gears, 4.10:1 Ratio, 29-spline, Standard Rotation, Dana 60, Set

Part Number: SDH-76047X

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

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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-GM75373OE

4.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 1/5/2026

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Differential, Posi Performance, Limited Slip, 30-Spline, 12-Bolt, 4 Series, Chevy, GMC, Truck, Each

Part Number: ETN-19556-010

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Monday 1/5/2026

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Gear, Ring and Pinion, 3.89:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0043-1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

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Dura Grip Positraction Carrier, Traction-Loc, GM 8.5 Oldsmobile Axle, 28 Spline, 3 Series Carrier, Each

Part Number: YGA-10301

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

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Gear, Ring and Pinion, 3.54:1 Ratio, Dana 60, Set

Part Number: RMG-4901291

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/5/2026

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

Part Number: BMM-70504

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 1/5/2026

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Dura Grip Positraction Carrier, Traction-Loc, Ford 9 in., 28 Spline, Smooth Engagement, Each

Part Number: YGA-26008

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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Gear, Ring and Pinion, 4.11:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0045-1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/5/2026

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Differential, Eaton Detroit Truetrac, 30-Spline, GM, 10.5 in. Ring Gear, 4.56 and Higher Ratios, Each

Part Number: ETN-915A547

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

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Gear, Ring and Pinion, EXCel, 4.10:1:1 Ratio, Ford, 8.8 in., 10-Bolt, Set

Part Number: RMG-F88410

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/5/2026

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Hardware, Rear Axle/Transmission Ventilator

Part Number: OER-15771000

4.05 out of 5 stars ( 22 )

Estimated Ship Date: Monday 1/5/2026

Axles, Direct Fit, C-Clip, Rear, 1541H Steel, 30-Spline, Chevy, 8.5 in., Pair

Part Number: MSR-A103003

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 1/5/2026

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Gear, Ring and Pinion, 3.00:1 Ratio, Ford, 9 in., Set

Part Number: MGR-F9-300

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/5/2026

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Differential Cover, Nodular Iron, Dana 60, Gray, Kit

Part Number: SDH-10024090

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/5/2026

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Ring and Pinion Gear Installation Kit, Master Overhaul, 28-Spline, GM 8.5 in., Kit

Part Number: YGA-14086

4.67 out of 5 stars ( 12 )

Estimated Ship Date: Monday 1/5/2026

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Ring and Pinion Installation Kit, Bearings and Shims, Ford 9 in., with 3.250 in. Carrier Bearing, Kit

Part Number: RMG-8310051

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/5/2026

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Bearing, Pinion, 1.312 in. Inside Diameter, Each

Part Number: TMK-M88048

5.0 out of 5 stars ( 14 )

Estimated Ship Date: Monday 1/5/2026

Differential Carrier, Positraction, Nodular Iron, Dana 44, 3 Series, 30 Spline, Each

Part Number: SUM-730972

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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Dura Grip Positraction Carrier, Traction-Loc, Ford 8 in., 28 Spline,. Aggressive Engagement, Each

Part Number: YGA-26001

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

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Gear, Ring and Pinion, 3.89:1 Ratio, Ford, 9 in., Set

Part Number: MGR-F890389

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/5/2026

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