Differentials, Axles & Rear-End Parts

Independent Suspension Differential Assembly, Traction-Lok, 3.55:1 Ratio, Ford, Mustang, Each

Part Number: FMS-M400188355B

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Axle Shaft Assembly, Front Driver Side, Steel, Dana Super 60, Ford, Each

Part Number: SDH-10013781

4.76 out of 5 stars ( 38 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Differential, Eaton Detroit Truetrac, 28-Spline, GM 7.5 in., Each

Part Number: ETN-912A317

4.35 out of 5 stars ( 17 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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• $75 Summit Bucks

Differential, Posi Performance, Limited Slip, 30-Spline, GM, 12-Bolt, 3 Series, Each

Part Number: ETN-19587-010

4.79 out of 5 stars ( 14 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Differential, Trac-Lok, 31-Spline, Ford, 8.8 in., Each

Part Number: FMS-M-4204-F318C

4.92 out of 5 stars ( 36 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Differential, Posi Performance, Limited Slip, 30-Spline, GM, 12-Bolt, 3 Series, Each

Part Number: ETN-19554-010

4.68 out of 5 stars ( 22 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Differential, Eaton Detroit Truetrac, 31-Spline, Ford 9 in., Each

Part Number: ETN-913A586

4.77 out of 5 stars ( 13 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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• $75 Summit Bucks

Dura Grip Positraction Carrier, Traction-Loc, GM 8.2 in., 28 Spline, 3.08 Up Ratio, Each

Part Number: YGA-26021

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Differential, Eaton Detroit Truetrac, 27-Spline, Dana 30, Each

Part Number: ETN-912A585

4.67 out of 5 stars ( 15 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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• $75 Summit Bucks

Axle Housing, Rock Assault 9, 75.625 in. Width, 3.50 in. Diameter, Ford, 9 in., Each

Part Number: TGI-144049-1-KIT

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Ring and Pinion Gears, 4.11:1 Ratio, 30-spline, Standard Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: MGR-GM10-411A

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Differential, Eaton Detroit Truetrac, 33-Spline, GM, 14-Bolt, 9.5 in., Each

Part Number: ETN-914A538

4.44 out of 5 stars ( 9 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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• $75 Summit Bucks

Axles, Direct Fit, 1541H Steel, 30-Spline, Chevy, 8.875 in., Kit

Part Number: SUM-700120

4.62 out of 5 stars ( 71 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Locking Hubs, Manual, Premium, Aluminum, Chrome, Polished Dial, Dana 60, 35-Spline, Front, Pair

Part Number: WRN-62672

4.82 out of 5 stars ( 11 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Ring and Pinion Installation Kit, Master Kit, GM 8.5 in., Kit

Part Number: MGR-R10RMK

4.29 out of 5 stars ( 17 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Differential, Posi Performance, Limited Slip, 28-Spline, GM, 8.5 in., 3 Series, Each

Part Number: ETN-19557-010

4.73 out of 5 stars ( 15 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Differential, Eaton Detroit Truetrac, 1.370 in. Axle Shaft Diameter, 34-Spline, Ford, 9.75 in., Each

Part Number: ETN-913A477

4.71 out of 5 stars ( 14 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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• $75 Summit Bucks

Differential Cover, Ford 9.75 in. Axle, Nodular Iron, Silver Hammertone Powedercoated, Each

Part Number: SDH-10023539

4.61 out of 5 stars ( 38 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Differential, Eaton Detroit Truetrac, Limited Slip, 28-Spline, Ford, 8 in., Each

Part Number: ETN-912A616

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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• $75 Summit Bucks

Axle Assembly, 9 in. Rear-End Housing Assembly, Bolt-in, 1541H Alloy Steel, 31-spline Axle Shaft, Ford, Each

Part Number: CUR-CE-FDM6466X

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Differential, Detroit Truetrac, 32-Spline, Chevy, 218mm AAM, Each

Part Number: ETN-912A686

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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• $75 Summit Bucks

Ring and Pinion Installation Kit, GM 8.875 in., "C" Axle, 12-Bolt, 30-Spline Pinion, Kit

Part Number: RMG-8310191

4.05 out of 5 stars ( 20 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Axle Conversion, Rear, 5 x 5.00 in. Bolt Circle, Chevy, Pair

Part Number: CLP-6569RACK

4.93 out of 5 stars ( 30 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Gear, Ring and Pinion, 3.73:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4900411

4.47 out of 5 stars ( 19 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Crate Axle, 67-70 Mustang Centurion 9-Inch, Black PC, 31-Spline, 3.70 Ratio, Currie Twin Track, 11" Explorer Disc

Part Number: CUR-CR-FM237TEBB

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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