1971 DODGE CHALLENGER Differential & Rear-End Components

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 )

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Gear, Ring and Pinion, 3.55:1 Ratio, Chrysler, 8.75 in., 489 Housing, Set

Part Number: MGR-C887355L

3.0 out of 5 stars ( 4 )

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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 )

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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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Ring and Pinion Gear Installation Kit, Master Overhaul, 29 Spline, Chrysler 8.75 in., 489 Case, Kit

Part Number: YGA-14008

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

Part Number: MGR-D60-456

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Estimated Ship Date: Feb 12, 2026 if ordered today

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Gear, Ring and Pinion, 3.73:1 Ratio, Chrysler, 8.75 in., 489 Housing, Set

Part Number: MGR-C887373L

4.5 out of 5 stars ( 2 )

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

Part Number: RMG-6900521

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

Part Number: RMG-6900531

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Ring and Pinion Gears, 3.23:1 Ratio, Standard Rotation, Chrysler 8.75 in., 742 Case, Set

Part Number: YGA-24591

2.0 out of 5 stars ( 1 )

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

Part Number: MGR-D60-538

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Estimated Ship Date: Feb 12, 2026 if ordered today

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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: Feb 12, 2026 if ordered today

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Ring and Pinion Gears, Thick Ring Gear, 4.56:1 Ratio, 29-spline, Standard Ring Gear Rotation, Dana 60, Set

Part Number: MGR-D60-456X

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Estimated Ship Date: Feb 12, 2026 if ordered today

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Installation Kit, Master Overhaul, Chrysler 8.75 in., 741 Case, Kit

Part Number: YGA-14009

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Installation Kit, Master Overhaul, Chrysler 8.75 in., 489 Case, Kit

Part Number: YGA-14011

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USA Standard Ring & Pinion gear set for Chrysler 8.75" (41 housing) in a 3.73 ratio

Part Number: SPZ-36013

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Estimated Ship Date: Feb 9, 2026 if ordered today

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

Part Number: RNB-697-315

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Estimated Ship Date: Feb 13, 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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Ring and Pinion Gears, 3.55:1 Ratio, Chrysler 8.75 in., 742 Case, Set

Part Number: YGA-24008

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Ring and Pinion Kit

Part Number: RMG-D60410

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Estimated Ship Date: Feb 12, 2026 if ordered today

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USA Standard Master Overhaul kit for Chrysler 8.75" #89 housing with 25520/90 differential bearings

Part Number: SPZ-37094

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Installation Kit, Master Overhaul, Chrysler 8.75 in., 742 Case, Kit

Part Number: YGA-14007

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Estimated Ship Date: Feb 24, 2026 if ordered today

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USA Standard Master Overhaul kit, Chrysler, 8.75 in., 489 Case, Kit

Part Number: SPZ-37091

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Yukon Bearing install kit for Chrysler 8.75" two-pinion (#41) differential

Part Number: YGA-11005

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Estimated Ship Date: Feb 23, 2026 if ordered today

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