USA Standard Gear Differential & Rear-End Components

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

Part Number: SPZ-36105

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Ring and Pinion Gears,USA Standard 7.5"/7.625" GM, 3.23 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals

Part Number: SPZ-10691

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Estimated Ship Date: Dec 19, 2025 if ordered today

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USA Standard Ring & Pinion "thick" gear set for GM 7.5" in a 4.11 ratio

Part Number: SPZ-36200

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 18, 2025 if ordered today

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Ring and Pinion Gears, 4.88:1 Ratio, 37-spline, Standard Rotation, Ford 10.7 in., Ford, Rear, Set

Part Number: SPZ-36431

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Ring and Pinion Gears,USA Standard 8.8" Ford, 3.27 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals

Part Number: SPZ-10670

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Estimated Ship Date: Dec 22, 2025 if ordered today

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9" FORD BRG & SEAL KIT LM102910, KOYO BRGS

Part Number: SPZ-58043

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Estimated Ship Date: Dec 22, 2025 if ordered today

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8.8" Ford bearing & seal kit.

Part Number: SPZ-58007

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Estimated Ship Date: Dec 22, 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: Dec 19, 2025 if ordered today

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Ring and Pinion Gear, 4.30:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36217

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Estimated Ship Date: Dec 22, 2025 if ordered today

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AXLE SHAFTS, DIRECT FIT, USA Standard axle for '99-'04 Mustang, 31 spline, 5 lug, 30.75" long

Part Number: SPZ-35199

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Ring and Pinion Gears, 4.88:1 Ratio, 31-spline, Standard Rotation, Long Spline Design, Ford 10.25 in., Set

Part Number: SPZ-36110

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Ring and Pinion Gears,USA Standard 8.5" GM, 3.42 Ratio Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals. Fits 1.781" Carrier Bearing Journal

Part Number: SPZ-10717

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Estimated Ship Date: Dec 22, 2025 if ordered today

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USA Standard Master Overhaul kit for '14 & up AAM 11.5" & 11.8

Part Number: SPZ-37150

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Ring and Pinion Gears,USA Standard 8.6" GM, 4.11 Ratio Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals

Part Number: SPZ-10734

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Estimated Ship Date: Dec 22, 2025 if ordered today

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USA Standard Master Overhaul kit for the '99 and newer GM 8.25" IFS differential

Part Number: SPZ-37053

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Estimated Ship Date: Dec 22, 2025 if ordered today

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USA Standard Master Overhaul kit for the 'Model 20 differential

Part Number: SPZ-37065

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Axle Shaft, C-clip, 28-spline, 32.000 in. Length, Rear, GM 7.5/GM 7.625 in., Chevy, Pontiac, Each

Part Number: SPZ-35037

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Axle, Direct Fit, Front Inner, 36.970 in. Length, 35 Spline, 4340 Chromoly, Each

Part Number: SPZ-35125

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Axle 12P GM REAR, '68-'72 CHEVELE & '70 CAMARO, 30-1/8", 30spl, 2.25" OD BRG(1563), 1 SIDE

Part Number: SPZ-11948

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Estimated Ship Date: Dec 19, 2025 if ordered today

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4340 Chromoly Axle, '75-'79 Ford F250, LH inner, 30spl, uses 5-760X u/joint

Part Number: SPZ-35076

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Estimated Ship Date: Dec 22, 2025 if ordered today

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4340 Chromoly axle shaft, left hand inner for '79-'87 GM, 35.46", uses 5-760X u/joint

Part Number: SPZ-35088

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Ring and Pinion Gears, 4.88:1 Ratio, 37-spline, Standard Ring Gear Rotation, Dana 80, Set

Part Number: SPZ-36098

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Estimated Ship Date: Dec 19, 2025 if ordered today

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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: Dec 19, 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: Dec 22, 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: Dec 18, 2025 if ordered today

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