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DODGE 6-7L-413 MOPAR-BIG-BLOCK-RB Differential & Rear-End Components

Individual Parts

Results 1 - 25 of 76

Differential, Eaton Detroit Truetrac, 30-Spline, Chrysler, 8.75 in., Each

Part Number: ETN-913A572

4.58 out of 5 stars ( 12 )

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Bearing, Pinion, 1.312 in. Inside Diameter, Each

Part Number: TMK-M88048

5.0 out of 5 stars ( 13 )

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Gear, Ring and Pinion, 3.55:1, Chrysler, 8.75 in. 742, Set

Part Number: SPZ-36300

4.0 out of 5 stars ( 2 )

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Gear, Ring and Pinion, 4.10:1 Ratio, Chrysler, 8.75 in., 742 Casting, Set

Part Number: RMG-6900451

4.67 out of 5 stars ( 3 )

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Axle Assembly, 59-64 Chevy B-Body, Rear, Centurion 9-inch, 31-Spline, 5 x 4.75 in. Bolt Pattern, Housing & Axle Kit

Part Number: CUR-CE-GMB5964X

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Bearing Race, Differential Pinion, 2.687 in. Outside Diameter, Each

Part Number: TMK-M88010

5.0 out of 5 stars ( 8 )

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Gear, Ring and Pinion, EXCel, 3.55:1 Ratio, Chrysler, 8.25/8.375 in., 10-Bolt, Set

Part Number: RMG-CR825355

4.0 out of 5 stars ( 4 )

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Axle Assembly, 9 in. Alloy Steel, 1541H Alloy Steel Axles, 31 Spline Axles, GM, Each

Part Number: CUR-CE-GMB6570X

Not Yet Reviewed

Estimated Ship Date: Dec 2, 2025 if ordered today

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Estimated Ship Date: Dec 2, 2025 if ordered today

Pinion Bearing, Rear, 1.312 in. i.d., Chrysler, Dodge, Plymouth, Desoto, Ford, Lincoln, Mercury, Studebaker

Part Number: TMK-HM89443

5.0 out of 5 stars ( 4 )

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Gear, Ring and Pinion, EXCel, 4.10:1 Ratio, Chrysler, 8.25/8.375 in., 10-Bolt, Set

Part Number: RMG-CR825410

4.0 out of 5 stars ( 4 )

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Powertrax Lock-Right Lockers Chrysler 8.25 Inch 1230-LR

$35.00 Mail-In Rebate

Price after Manufacturer Rebate: $482.99

Rebate Expires: 12/31/2025

Get $35 back after rebate on this Powertrax Product! Go to https://www.richmondgear.com/rebate.pdf for details.

Get UP TO $55 back after rebate on select Powertrax Products! Go to https://www.richmondgear.com/rebate.pdf for details. Valid on purchases made between 11/1/25 and 12/31/25. Claims must be submitted within 30 days of purchase. Allow 6-8 weeks for processing. Valid in USA and Canada. Limit two qualifying purchases per household or address. This offer cannot be combined with other discounts or offers. Rebate intended for end consumer only.

Differential, Lock-Right, Locker, 27-Spline, Mopar, 8.25 in., Each

Part Number: PWT-1230-LR

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 1, 2025 if ordered today

  • $35.00 Mail-In Rebate

    Price after Manufacturer Rebate: $482.99

    Rebate Expires: 12/31/2025

    Get $35 back after rebate on this Powertrax Product! Go to https://www.richmondgear.com/rebate.pdf for details.

    Get UP TO $55 back after rebate on select Powertrax Products! Go to https://www.richmondgear.com/rebate.pdf for details. Valid on purchases made between 11/1/25 and 12/31/25. Claims must be submitted within 30 days of purchase. Allow 6-8 weeks for processing. Valid in USA and Canada. Limit two qualifying purchases per household or address. This offer cannot be combined with other discounts or offers. Rebate intended for end consumer only.

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Estimated Ship Date: Dec 1, 2025 if ordered today

Bearing Race, Differential Pinion, 3.000 in. Diameter, Each

Part Number: TMK-HM89410

4.5 out of 5 stars ( 4 )

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Bearing Race, Differential Pinion, 2.531 in. Outside Diameter, Each

Part Number: TMK-M86610

5.0 out of 5 stars ( 1 )

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Axle Shaft, Rear, Cut To Fit, 1541H Alloy, 30 Spline, 28.000-32.000 in. Length, Chrysler 8.75 in., Each

Part Number: YGA-21408

4.8 out of 5 stars ( 5 )

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Pinion Bearing, 1.750 in. Inside Diameter, Each

Part Number: TMK-HM803149

Not Yet Reviewed

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Gear, Ring and Pinion, 4.56:1 Ratio, Chrysler, 8.75 in., 742 Casting, Set

Part Number: RMG-6900471

5.0 out of 5 stars ( 1 )

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Ring and Pinion Gears, 4.88:1 Ratio, 10-bolt, 27-spline, Standard Gear Rotation, Chrysler, 8.25 in., Set

Part Number: SPZ-36268

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

Crush Sleeve Eliminator Kit, Steel Spacer, Pinion Shims, Chrysler 8.75 in. 489 Case, Kit

Part Number: YGA-55039

4.75 out of 5 stars ( 4 )

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Pinion Bearing Race, Fits Bearing with 3.500 in. Outside Diameter, Each

Part Number: TMK-HM803110

Not Yet Reviewed

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Axle Shaft, Rear, 1541H Alloy, 30 Spline, 30.0 in. Length, 8.75 in. Ring Gear, Dodge/Plymouth, Each

Part Number: YGA-21042

Not Yet Reviewed

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Differential, Auburn, Locker, Select-A-Loc, 35-Spline, Dana 60, 10-Bolt, Each

Part Number: AUB-545023

Not Yet Reviewed

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Gear, Ring and Pinion, 4.86:1 Ratio, Chrysler, 8.75 in., 742 Casting, Set

Part Number: RMG-6900481

5.0 out of 5 stars ( 1 )

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Differential Carrier, Power Lok, Positraction, Smooth Design, Chrysler 8.75 in., Rear, Steel, 41, 42, 89 Housings, Chrysler, Plymouth, Dodge, Each

Part Number: SPZ-59027

Not Yet Reviewed

Estimated Ship Date: Nov 25, 2025 if ordered today

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Estimated Ship Date: Nov 25, 2025 if ordered today

Differential, Auburn, Locker, Select-A-Loc, 35-Spline, Dana 60, 10-Bolt, Each

Part Number: AUB-545022

Not Yet Reviewed

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