1966 Differential & Rear-End Components

Ring and Pinion Kit

Part Number: RMG-D60410

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Ring and Pinion Gears, 3.73:1 Ratio, 30-spline, Standard Rotation, GM 8.875 in. Truck, Set

Part Number: YGA-24129

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Differential Cover, Aluminum Girdle Cover, Natural, 10-bolt, Dana 44-HD, Each

Part Number: YGA-32110

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Gear, Ring and Pinion, 4.88:1 Ratio, Dana 44, Set

Part Number: MGR-D44-488GX

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Gear, Ring and Pinion, EXCel, 6.20:1 Ratio, Ford, 9 in., Set

Part Number: RMG-F9620

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 24, 2025 if ordered today

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USA Standard Ring & Pinion gear set for GM 12 bolt truck in a 4.56 ratio

Part Number: SPZ-36179

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Spool, Full, Steel, 30-spline, for Models with 3.92 Gear Ratio and Up, Dana 44, Each

Part Number: YGA-32041

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Gear, Ring and Pinion, 3.73:1 Ratio, GM, 12-Bolt Truck, Set

Part Number: HUU-02-128

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Estimated Ship Date: Nov 26, 2025 if ordered today

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Gear, Ring and Pinion, 3.42:1 Ratio, GM, 12-Bolt Truck, Set

Part Number: HUU-02-127

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Estimated Ship Date: Nov 26, 2025 if ordered today

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Yukon steel spool for GM 12 bolt truck with 30 spline axles, 3.73 & up

Part Number: YGA-32190

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Ring and Pinion Gears, 4.86:1 Ratio, 10-bolt, 28-spline, Standard Gear Rotation, Ford, 9 in., Set

Part Number: SPZ-36143

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Ring and Pinion Gears, 3.00:1 Ratio, 28-spline, Standard Rotation, Ford 9 in., Ford, Lincoln, Mercury, Rear, Set

Part Number: SPZ-36133

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Differential Clutch, Steel Pack, Dura-Grip, Eaton, 18-Plate, GM, 8.875 in., Set

Part Number: YGA-16110

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Ring and Pinion Gears, 3.73:1 Ratio, 25-spline, Standard Ring Gear Rotation, GM 8.2 in., Set

Part Number: SPZ-36205

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Ring and Pinion Gears, 3.73:1 Ratio, 30-spline, Standard Rotation, GM 8.875 in., Buick, Chevy, Pontiac, Rear, Set

Part Number: SPZ-36168

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Estimated Ship Date: Nov 24, 2025 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: Nov 24, 2025 if ordered today

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Ring and Pinion Kit

Part Number: RMG-D30354

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Full Spool

Part Number: MGR-FSD60-35L

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Ring and Pinion Gears, 4.88:1 Ratio, 10-bolt, 26-spline, Standard Gear Rotation, Dana 44, Set

Part Number: SPZ-36047

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Yukon steel spool for Ford 9" with 31 spline axles

Part Number: YGA-32045

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Ring and Pinion Gears, 4.56:1 Ratio, 27-spline, Standard Ring Gear Rotation, Chrysler 8.25 in., Set

Part Number: SPZ-36012

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Gear, Ring and Pinion, EXCel, 5.29:1 Ratio, Ford, 9 in., Set

Part Number: RMG-F9529

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 24, 2025 if ordered today

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USA Standard Master Overhaul kit for Ford Daytona 9" LM104911 differential and Daytona Pinion support

Part Number: SPZ-37040

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Estimated Ship Date: Nov 24, 2025 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: Nov 24, 2025 if ordered today

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Installation Kit, Master Overhaul, Ford 9 in., Kit

Part Number: YGA-14157

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Estimated Ship Date: Dec 8, 2025 if ordered today

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