1970 DODGE CHALLENGER Differential & Rear-End Components

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, 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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Gear, Ring and Pinion, 4.10:1 Ratio, Dana 60, Set

Part Number: RMG-79-0011-1

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

Part Number: MGR-D60-354

5.0 out of 5 stars ( 4 )

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Ring and Pinion Gears, 3.55:1 Ratio, 29-spline, Standard Ring Gear Rotation, Chrysler 8.75 in., 741 Case, Set

Part Number: YGA-24006

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Gear, Ring and Pinion, 6.17:1 Ratio, Dana 60, Set

Part Number: RMG-7900411

5.0 out of 5 stars ( 1 )

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Gear, Ring and Pinion, 5.38:1 Ratio, Dana 60, Set

Part Number: RMG-7900131

5.0 out of 5 stars ( 2 )

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Gear, Ring and Pinion, 4.56:1 Ratio, Dana 60, Set

Part Number: RMG-79-0077-1

4.0 out of 5 stars ( 1 )

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Gear, Ring and Pinion, 3.73:1 Ratio, Dana 60, Set

Part Number: MGR-D60-373

5.0 out of 5 stars ( 1 )

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Yukon axle kit for Chrysler 8.75"

Part Number: YGA-21759

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Differential, Lock-Right, Locker, 30-Spline, Dana 60, Each

Part Number: PWT-2610-LR

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Jan 28, 2026 if ordered today

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• Mfr. Rebate

$35.00 Mail-In Rebate

Price after Manufacturer Rebate: $751.99

Rebate Expires: 12/31/2025

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

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. Show Less

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Gear, Ring and Pinion, 4.56:1 Ratio, Dana 60, Set

Part Number: RMG-6900531

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

Part Number: RMG-6900541

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Gear, Ring and Pinion, 4.10:1 Ratio, Chrysler, 8.75 in., 489 Housing, Set

Part Number: MGR-C887410L

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 29, 2025 if ordered today

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Differential, Lock-Right, Locker, 30-Spline, Mopar, 8.75 in., Each

Part Number: PWT-1240-LR

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 28, 2026 if ordered today

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• Mfr. Rebate

$35.00 Mail-In Rebate

Price after Manufacturer Rebate: $689.99

Rebate Expires: 12/31/2025

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

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. Show Less

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Ring and Pinion Gears, 3.90:1 Ratio, 29-spline, Standard Ring Gear Rotation, Chrysler 8.75 in., 489 Case, Set

Part Number: YGA-24011

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Ring & Pinion Gear, 4.56 Ratio, Chrysler, 8.75 in., 489, Set

Part Number: YGA-24242

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Gear, Ring and Pinion, 3.73:1 Ratio, Chrysler, 8.75 in., 741 Housing, Set

Part Number: MGR-C887373M

4.75 out of 5 stars ( 4 )

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Gear, Ring and Pinion, 3.55:1 Ratio, Chrysler, 8.75 in., 741 Housing, Set

Part Number: MGR-C887355M

5.0 out of 5 stars ( 4 )

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Ring and Pinion Gears, 3.90:1 Ratio, 10-spline, Standard Ring Gear Rotation, Chrysler 8.75 in., 742 Case, Set

Part Number: YGA-24009

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Estimated Ship Date: Jan 8, 2026 if ordered today

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USA Standard Master Overhaul kit for Chrysler 8.75" #42 housing with 25520/90 differential bearings

Part Number: SPZ-37093

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Ring and Pinion Gears, 4.11:1 Ratio, 10-spline, Standard Ring Gear Rotation, Chrysler 8.75 in., 742 Case, Set

Part Number: YGA-24229

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Ring and Pinion Gears and Installation Kit, 8.75" CHY 42 CASE; 3.23 REAR R&P GEAR/ INSTALL KIT PACKAGE; LM104949/LM104912 FOR 2" HD CARRIER

Part Number: YGA-12603

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Ring and Pinion Gears, 3.73:1 Ratio, 29-spline, Standard Ring Gear Rotation, Chrysler 8.75 in., 741 Case, Set

Part Number: YGA-24007

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Ring And Pinion; 5.86 Ratio; 41-7 Teeth

Part Number: MGR-D60-586

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Estimated Ship Date: Dec 29, 2025 if ordered today

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