1990 USA Standard Gear Parts and Accessories

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: Apr 6, 2026 if ordered today

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Ring and Pinion Gears,USA Standard 8.25" CHRYSLER, 3.07 Ratio Rear Ring & Pinion GearInstall Kit 1.62" ID Axle Bearings & Seals

Part Number: SPZ-10898

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Estimated Ship Date: Apr 6, 2026 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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Axle Shaft, 30-spline, 33.000 in. Length, Rear, GM 8.5 in., Cadillac, Chevy, GMC, Each

Part Number: SPZ-35054

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Estimated Ship Date: Apr 3, 2026 if ordered today

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Transfer Case Bearing and Seal Overhaul Kit, Transfer Case Bearing and Seal Overhaul Kit

Part Number: SPZ-ZTBK195A

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Ring and Pinion Gears, 3.90:1 Ratio, 29-spline, Standard Ring Gear Rotation, Chrysler 9.25 in., Set

Part Number: SPZ-36019

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Estimated Ship Date: Apr 6, 2026 if ordered today

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9.25" CHY REAR PINION KIT, KOYO BRGS

Part Number: SPZ-60004

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Ring and Pinion Gears,USA Standard 8.25" CHRYSLER, 3.90 Ratio Rear Ring & Pinion GearInstall Kit 1.62" ID Axle Bearings & Seals

Part Number: SPZ-10901

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Manual Transmission Bearing Retainer, Manual Transmission Bearing Retainer

Part Number: SPZ-ZMNV18161

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Estimated Ship Date: Apr 2, 2026 if ordered today

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USA Standard Ring & Pinion "thick" gear set for 10.5" GM 14 bolt truck in a 4.88 ratio

Part Number: SPZ-36186

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Estimated Ship Date: Apr 6, 2026 if ordered today

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USA Standard Ring & Pinion gear set for Dana 80 in a 5.13 ratio

Part Number: SPZ-36099

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Estimated Ship Date: Apr 3, 2026 if ordered today

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USA Standard Ring & Pinion gear set for Dana 70 in a 4.11 ratio

Part Number: SPZ-36089

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Estimated Ship Date: Apr 6, 2026 if ordered today

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USA Standard Ring & Pinion gear set for Chrysler 9.25" in a 3.21 ratio

Part Number: SPZ-36017

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Drive Shaft MAZDA MIATA REAR

Part Number: SPZ-44651

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Estimated Ship Date: Apr 3, 2026 if ordered today

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Gear, Ring and Pinion, 3.90:1 Ratio, Ford 8.8 in., Set

Part Number: SPZ-36124

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Estimated Ship Date: Apr 3, 2026 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: Apr 6, 2026 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: Apr 6, 2026 if ordered today

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Ring and Pinion Gears, 4.11:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 10.5 in. (14-bolt), Set

Part Number: SPZ-36183

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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: Apr 3, 2026 if ordered today

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Axle Shaft, C-clip, 28-spline, 26.250 in. Length, Passenger Side Rear, Ford 7.5 in., Ford 8.8 in., Each

Part Number: SPZ-35019

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Estimated Ship Date: Apr 3, 2026 if ordered today

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USA Standard Master Overhaul kit Toyota, 9.5 in., Kit

Part Number: SPZ-37082

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Ring and Pinion Gears, 3.42:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: SPZ-36196

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Estimated Ship Date: Apr 3, 2026 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-36307

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Manual Transmission Bearing and Seal Overhaul Kit, Manual Transmission Bearing and Seal Overhaul Kit

Part Number: SPZ-ZMBK327WS

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Estimated Ship Date: Mar 30, 2026 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: Mar 31, 2026 if ordered today

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