1966 Differential & Rear-End Components

Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 8.875 in., 12-Bolt Truck, Set

Part Number: RMG-12BT373T

3.88 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, 3.55:1 Ratio, Chrysler 9.25 in., Set

Part Number: RNB-697-308

5.0 out of 5 stars ( 1 )

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Gear, Ring and Pinion, 4.55:1 Ratio, Dana 44, Set

Part Number: SDH-22105-5X

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

Part Number: RMG-6900671

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Ring & Pinion set, 3.90:1 Ratio, GM "O" Axle, Set

Part Number: YGA-24688

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Ring Gear Bolt

Part Number: MGR-14066913

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Ring and Pinion Installation Kit, Master Kit, Dana 30, 26-Spline Pinion, Kit

Part Number: MGR-R30RMK

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Spider Gear Kit, Open Differential, GM 8.875 in., 30 Spline, Kit

Part Number: YGA-16043

5.0 out of 5 stars ( 5 )

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Axle Shaft, Direct Fit, 1541H Alloy Steel, 30-Spline, 30.500 in. Length, Chevy, GMC, Each

Part Number: MGR-MG27133

4.0 out of 5 stars ( 1 )

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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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Spool, Mini, Steel, 28-Spline, 10-Bolt, Ford 8 in., 9 in., Each

Part Number: MGR-MS9-28

4.73 out of 5 stars ( 15 )

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Ring and Pinion Gears, Pro Series, 3.70:1 Ratio, Ford 9 in., Set

Part Number: MGR-F990370BP

5.0 out of 5 stars ( 1 )

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Gear, Ring and Pinion, 3.55:1 Ratio, 27 Spline, 8.2 in. BOP Axle, Set

Part Number: YGA-24504

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Crush Sleeve, Steel, GM 8.25 in. IFS, GM 8.5 in., Each

Part Number: MGR-1234726

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Ring and Pinion Installation Kit, Super Kit, GM, 8.875 in., Kit

Part Number: MGR-R12CRSKT

4.5 out of 5 stars ( 14 )

Estimated Ship Date: Nov 26, 2025 if ordered today

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Cross Pin, GM, 12-Bolt, 8.875 in., Each

Part Number: MGR-3931175

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

USA Standard Ring & Pinion gear set for GM 12 bolt car in a 3.90 ratio

Part Number: SPZ-36169

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Estimated Ship Date: Nov 24, 2025 if ordered today

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

Part Number: RMG-79-0066-1

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Differential Pinion Bearing Kit, GM 8.875 in. Truck, Koyo Bearings, Chevy, GMC, Kit

Part Number: MGR-R12RPK

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Axles, Direct Fit, C-Clip, Rear, 1541H Steel, 28-Spline, Chevy, 8.2 in., Pair

Part Number: MSR-A102809

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Ring and Pinion Installation Kit, Dana 44, 30 Spline Axle, Kit

Part Number: RAT-322K

4.0 out of 5 stars ( 7 )

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Ring and Pinion Gears and Installation Kit, 12P 8.875" GM 3.31 REAR R&P GEAR/ INSTALL KIT PACKAGE with AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12605

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Estimated Ship Date: Dec 8, 2025 if ordered today

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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 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, 3.00:1 Ratio, Ford, 8 in., Set

Part Number: MGR-F880300

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Ring and Pinion Installation Kit, Master Kit, Ford, 8 in. Diameter Ring Gear, Kit

Part Number: MGR-RA310RMK

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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