1990 USA Standard Gear Parts and Accessories

Ring and Pinion Gears, 3.31:1 Ratio, 30-spline, Standard Ring Gear Rotation, Ford 8.8 in., Set

Part Number: SPZ-36121

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RING AND PINION GEARS, USA Standard ring & pinion sets

Part Number: SPZ-36329

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USA Standard Master Overhaul kit for the Chrysler 9.25" rear differential.

Part Number: SPZ-37002

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Ring and Pinion Gears,USA Standard 8.5" GM, 4.11 Ratio Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals. Fits 1.625" Carrier Bearing Journal

Part Number: SPZ-10724

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Estimated Ship Date: Feb 18, 2026 if ordered today

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Ring and Pinion Gears,USA Standard 8.8" Ford, 3.73 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals

Part Number: SPZ-10673

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Estimated Ship Date: Feb 18, 2026 if ordered today

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USA Standard Master Overhaul kit GM, 10.5 in., Kit

Part Number: SPZ-37045

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Estimated Ship Date: Feb 17, 2026 if ordered today

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USA Standard Master Overhaul kit Dana 44 differential, 30 spline, rear axle

Part Number: SPZ-37015

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Estimated Ship Date: Feb 18, 2026 if ordered today

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Ring and Pinion Gears, 3.73:1 Ratio, 26-spline, Standard Ring Gear Rotation, Dana 30, Set

Part Number: SPZ-36024

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Estimated Ship Date: Feb 18, 2026 if ordered today

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Ring and Pinion Gears,USA Standard 10.5" GM 14 Bolt, 4.88 Ratio Thick Rear Ring & Pinion GearInstall Kit Package,

Part Number: SPZ-10835

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Estimated Ship Date: Feb 18, 2026 if ordered today

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Ring and Pinion Gears,USA Standard 9.25" CHRYSLER, 3.21 Ratio Rear Ring & Pinion GearInstall Kit 1.62" Inside Diameter Axle Bearings & Seals

Part Number: SPZ-10781

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Estimated Ship Date: Feb 18, 2026 if ordered today

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Ring and Pinion Gears, 3.42:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5/8.6 in., Set

Part Number: SPZ-36213

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Estimated Ship Date: Feb 19, 2026 if ordered today

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Ring and Pinion Gears, Ford 7.5 in., 3.73:1 Ratio, 28-spline, Standard Rotation, Ford 7.5 in., Rear, Ford, Lincoln, Mazda, Mercury, Set

Part Number: SPZ-36114

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Ring and Pinion Gears, 3.73:1 Ratio, 29-spline, Standard Ring Gear Rotation, Dana 70, Set

Part Number: SPZ-36088

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Estimated Ship Date: Feb 18, 2026 if ordered today

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Ring and Pinion Gears, 4.56:1 Ratio, 26-spline, Reverse Ring Gear Rotation, Dana 44, Set

Part Number: SPZ-36066

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Estimated Ship Date: Feb 18, 2026 if ordered today

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Ring and Pinion Gear, 3.08:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36211

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Estimated Ship Date: Feb 18, 2026 if ordered today

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USA Standard Ring & Pinion gear set for Dana 44-HD in a 3.73 ratio

Part Number: SPZ-36057

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Estimated Ship Date: Feb 18, 2026 if ordered today

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USA Standard Master Overhaul kit for the GM 8.5 front differential

Part Number: SPZ-37056

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Ring and Pinion Gears, 5.38:1 Ratio, 31-spline, Standard Rotation, Long Spline Design, Ford 10.25 in., Set

Part Number: SPZ-36112

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Estimated Ship Date: Feb 18, 2026 if ordered today

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Ring and Pinion Gears, 3.73:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: SPZ-36197

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Estimated Ship Date: Feb 19, 2026 if ordered today

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Transfer Case Rebuild Kits, NP205 T-CASE BEARING KIT '88&UP DODGE

Part Number: SPZ-75144

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Ring and Pinion Gears, 4.11:1 Ratio, 31-spline, Standard Rotation, Long Spline Design, Ford 10.25 in., Set

Part Number: SPZ-36106

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Estimated Ship Date: Feb 18, 2026 if ordered today

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USA Standard Ring & Pinion gear set for Dana 44 Reverse rotation in a 3.73 ratio

Part Number: SPZ-36064

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Estimated Ship Date: Feb 18, 2026 if ordered today

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Differential Ring and Pinion, USA Standard Ring & Pinion gear set for Chrysler 8.25" in a 3.73 ratio

Part Number: SPZ-36349

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Estimated Ship Date: Feb 18, 2026 if ordered today

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Differential Carrier Rebuild Kits and Spider Gears, GM 8.5 in., Side Gears, 28-spline, 10-bolt, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit

Part Number: SPZ-39026

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Ring and Pinion Gears, 4.88:1 Ratio, 29-spline, Standard Ring Gear Rotation, Dana 70, Set

Part Number: SPZ-36265

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Estimated Ship Date: Feb 18, 2026 if ordered today

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