USA Standard Gear Differential & Rear-End Components

USA Standard Gear open spider gear set for Dana Spicer 30, 27 spline

Part Number: SPZ-39005

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Ring and Pinion Gears, 3.50:1 Ratio, 28-spline, Standard Ring Gear Rotation, Ford 9 in., Set

Part Number: SPZ-36135

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: SPZ-36044

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Axle Shaft, 28-Spline, 29.156 in. Length, Driver Side Rear, Ford, Each

Part Number: SPZ-35007

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Estimated Ship Date: Nov 10, 2025 if ordered today

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USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offe

Part Number: SPZ-36312

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Estimated Ship Date: Nov 11, 2025 if ordered today

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Differential Ring and Pinion, USA standard ring & pinion gear set for '10 & down Ford 10.5" in a 4.88 ratio.

Part Number: SPZ-36433

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Estimated Ship Date: Nov 10, 2025 if ordered today

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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: Nov 10, 2025 if ordered today

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Gear, Ring and Pinion, 3.36:1 Ratio, GM 8.2 in., Set

Part Number: SPZ-36203

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Estimated Ship Date: Oct 27, 2025 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: Nov 10, 2025 if ordered today

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USA Standard Ring & Pinion gear set for Ford 8" in a 3.00 ratio

Part Number: SPZ-36115

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Estimated Ship Date: Nov 10, 2025 if ordered today

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USA Standard Master Overhaul kit Dana 44 reverse front differential

Part Number: SPZ-37016

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Estimated Ship Date: Nov 10, 2025 if ordered today

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USA Standard Gear standard spider gear set for GM 9.5", 33 spline

Part Number: SPZ-39029

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Ring and Pinion Gears, 3.23:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: SPZ-36194

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Axle 9" FORD REAR, '77&UP TRK31spl, 32", Use_SET20 BRG

Part Number: SPZ-11988

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Estimated Ship Date: Monday 10/27/2025

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Ring and Pinion Gears, 3.73:1 Ratio, 37-spline, Standard Ring Gear Rotation, Dana 80, Set

Part Number: SPZ-36092

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Estimated Ship Date: Nov 10, 2025 if ordered today

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USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offe

Part Number: SPZ-36315

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Estimated Ship Date: Nov 11, 2025 if ordered today

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Ring and Pinion Gears,USA Standard 8.2" GM, 3.55 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals

Part Number: SPZ-10665

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Estimated Ship Date: Nov 10, 2025 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: Monday 10/27/2025

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USA Standard Ring & Pinion gear set for GM 8.2" in a 3.55 ratio

Part Number: SPZ-36204

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Ring and Pinion Gears, 5.13:1 Ratio, 10-bolt, 28-spline, Standard Gear Rotation, Ford, 9 in., Set

Part Number: SPZ-36145

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Ring and Pinion Gears, 4.11:1 Ratio, 30-spline, Reverse Ring Gear Rotation, GM 8.25 in., IFS, Set

Part Number: SPZ-36207

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Differential Carrier Rebuild Kits and Spider Gears, Spider Gear Sets, Ford 8.8 in., 28-spline, 10-bolt, Ford, Lincoln, Mazda, Mercury, Kit

Part Number: SPZ-39015

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Ring and Pinion Gears, 3.23:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5/8.6 in., Set

Part Number: SPZ-36212

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Estimated Ship Date: Nov 10, 2025 if ordered today

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12P GM BEARING & SEAL KIT, KOYO BRGS

Part Number: SPZ-58044

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Estimated Ship Date: Nov 10, 2025 if ordered today

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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: Nov 11, 2025 if ordered today

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