1990 USA Standard Gear Parts and Accessories

USA Standard Gear standard spider gear set for Ford 10.25"

Part Number: SPZ-39013

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Ring and Pinion Gears,USA Standard 8.8" Ford, 4.11 Ratio Rear Ring & Pinion GearInstall Kit 28 Spline and 2.25" OD Axle Bearings & Seals

Part Number: SPZ-10679

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Estimated Ship Date: Feb 18, 2026 if ordered today

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USA Standard Ring & Pinion gear set for GM 9.25" IFS Reverse rotation in a 5.13 ratio

Part Number: SPZ-36222

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Estimated Ship Date: Feb 18, 2026 if ordered today

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USA Standard Gear replacement spider gear set for Dana 80, 37 spline

Part Number: SPZ-39012

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Estimated Ship Date: Feb 18, 2026 if ordered today

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USA Standard Gear standard spider gear set for GM 7.5", 26 spline

Part Number: SPZ-39023

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Estimated Ship Date: Feb 18, 2026 if ordered today

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Ring and Pinion Gears, 3.54:1 Ratio, 10-bolt, 26-spline, Standard Gear Rotation, Dana 44, Set

Part Number: SPZ-36039

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 18, 2026 if ordered today

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Ring and Pinion Gears, 4.88:1 Ratio, 10-bolt, 27-spline, Standard Gear Rotation, Chrysler, 8.25 in., Set

Part Number: SPZ-36268

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Ring and Pinion Gears, 3.55:1 Ratio, 10-bolt, Standard Rotation, Ford 8.8 in., Set

Part Number: SPZ-36122

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D30 30spl F.AX KIT, w/297X, 84-01XJ, 87-06WRGLR, 92-04 ZJ/ WJ(ASSM_REQ)

Part Number: SPZ-35144

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Differential Ring and Pinion, USA Standard Ring & Pinion gear set for Toyota 8" in a 3.90 ratio

Part Number: SPZ-36354

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Estimated Ship Date: Feb 18, 2026 if ordered today

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8.5" GM PINION KIT, KOYO BRGS

Part Number: SPZ-60012

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Estimated Ship Date: Feb 16, 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: Feb 16, 2026 if ordered today

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GM 8.5" 30spl FRONT AXLE KIT, w/ 297X, 79&UP 1/2TON TRK & BLAZER (ASSM_REQ)

Part Number: SPZ-35131

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Ring and Pinion Gears,USA Standard 10.5" GM 14 Bolt, 4.56 Ratio Rear Ring & Pinion GearInstall Kit Package,

Part Number: SPZ-10833

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Estimated Ship Date: Feb 18, 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: Feb 16, 2026 if ordered today

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Ring and Pinion Gears,USA Standard 9.25" CHRYSLER, 3.90 Ratio Rear Ring & Pinion GearInstall Kit 1.62" Inside Diameter Axle Bearings & Seals

Part Number: SPZ-10783

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USA standard ring & pinion gear set for Dana 80 in a 3.31 ratio.

Part Number: SPZ-36270

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Estimated Ship Date: Feb 18, 2026 if ordered today

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Axle Shaft, 28-spline, 29.000 in. Length, Rear, GM 7.5 in., GM 7.625 in., Each

Part Number: SPZ-35056

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Estimated Ship Date: Feb 16, 2026 if ordered today

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'90-'96 Bronco rear with C6 ATorT-18 4speed MT 49L or 50L & 308 or 355 gear ratio 29 5/16" of u/joint caps

Part Number: SPZ-44512

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'90-'96 Bronco rear with 5 speed MT 49L or 50L & 308 355 or 410 gear ratio 27 5/8"center of u/joint caps

Part Number: SPZ-44510

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Spartan Differential Locker, Toyota 9.5 in., 30-spline Axle, Toyota, Each

Part Number: SPZ-17033

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 13, 2026 if ordered today

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Ring and Pinion Gears, 3.54:1 Ratio, 37-spline, Standard Ring Gear Rotation, Dana 80, Set

Part Number: SPZ-36091

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Estimated Ship Date: Feb 18, 2026 if ordered today

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Fits '95-'98 Jeep Cherokee 44 with 4.0L , Aisen four speed AT& Kanda TC. 28 3/4" center of u/joint caps.

Part Number: SPZ-44551

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Estimated Ship Date: Feb 18, 2026 if ordered today

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Bearing kit for Chrysler 8.25", '76-'04

Part Number: SPZ-58014

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 18, 2026 if ordered today

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Ring and Pinion Gears,USA Standard 10.5" GM 14 Bolt, 5.38 Ratio Thick Rear Ring & Pinion GearInstall Kit Package,

Part Number: SPZ-10837

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Estimated Ship Date: Feb 18, 2026 if ordered today

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