1978 Differential & Rear-End Components

Hardware, Rear Axle/Transmission Ventilator

Part Number: OER-15771000

4.05 out of 5 stars ( 22 )

Estimated Ship Date: Today

Ring & Pinion Gear, 4.56 Ratio, GM, 8.5 in./8.6 in., Set

Part Number: YGA-24161

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Ring and Pinion Gear Installation Kit, Master Overhaul, 28 Spline, Ford 9 in., Kit

Part Number: YGA-14054

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Locking Hubs, Manual, Street Master, Stainless Steel, Polished, Chevy, Dodge, Ford, GMC, Jeep, Plymouth, Pair

Part Number: MMK-302

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Today

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: Today

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Differential Cover, Hardcore, Nodular Iron, Black Powdercoated, Dana 44, Each

Part Number: YGA-29101

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Differential Carrier Cases, Dana 44, 30 Spline, 3.92 and Up Ratio, Each

Part Number: YGA-20028

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Differential Cover, Aluminum, Natural, Finned, B&M Logo, GM 10.5 in., 14-Bolt Cover, Each

Part Number: BMM-70501

4.55 out of 5 stars ( 11 )

Estimated Ship Date: Today

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

Part Number: MGR-F890350

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, 3.70:1 Ratio, Chevy, Set

Part Number: MGR-V885370

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: RMG-79-0060-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Differential, No-Slip Traction System, 30-Spline, GM, 12-Bolt, Each

Part Number: PWT-92-0788-3005

3.88 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Crate Axle, 73-87 Chevy C10 Centurion 9-Inch, 5-Lug, Black PC, 31-Spline, 3.70 Ratio, Currie Twin Track, Wilwood 11" Dynapro Black Calipers

Part Number: CUR-CR-GC737TWAB

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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• Special Order

Differential, Eaton Detroit Truetrac, Limited Slip, 30-Spline, Dana 44, Each

Part Number: ETN-913A592

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Estimated Ship Date: Today

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• $75 Summit Bucks

Differential, Eaton Detroit Truetrac, 27-Spline, Dana 30 10-Bolt, Volvo, Each

Part Number: ETN-912A588

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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• $75 Summit Bucks

Clutch Kit, Street-Strip Performance, 1 in. Shaft, 23-Spline, 10.5 in. Organic/Ceramic Disc,Mopar, Kit

Part Number: SUM-700922

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: BMM-70504

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Clutch Kit, Street-Strip Performance, 1 in. Shaft, 23-Spline, 11 in. Organic/Ceramic Disc, Mopar, Kit

Part Number: SUM-700920

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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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: Today

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Gear, Ring and Pinion, 3.23:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4900191

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Today

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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: Today

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Axle Shaft, 28-Spline, 31.375 in. Length, Chevy, GMC, 8.5 in., Rear, Each

Part Number: RMG-92-25178

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Axle Shafts, Direct Fit, Rear, 1541H Manganese, Chevy, GMC, Pontiac, 28-Spline, 30.12 Length, Kit

Part Number: MGR-MG22101

4.9 out of 5 stars ( 21 )

Estimated Ship Date: Today

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Ring and Pinion Installation Kit, 28-spline, 10-bolt, Ford 9 in., Rear, Kit

Part Number: MGR-R9RMKT

3.63 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Differential, Lock-Right, Locker, 30-Spline, GM, 10.5 in., Each

Part Number: PWT-1955-LR

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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