USA Standard Gear Transmission & Drivetrain

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: Dec 18, 2025 if ordered today

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Differential Carrier, Spartan Helical Gear Limited Slip, Dana 30, Front, 27 Spline, 3.73 and Up Ratio, Each

Part Number: SPZ-10383

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USA Standard Ring & Pinion gear set for Dana 44 Reverse rotation in a 3.54 ratio

Part Number: SPZ-36063

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Installation Kit Combo, Front, Rear, 4.11:1, 24-spline, 3 Series, Jeep, Rubicon, Kit

Part Number: SPZ-40024

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Estimated Ship Date: Dec 18, 2025 if ordered today

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USA Standard Ring & Pinion "thick" gear set for GM 12 bolt truck in a 4.11 ratio

Part Number: SPZ-36178

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Estimated Ship Date: Dec 22, 2025 if ordered today

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USA Standard Master Overhaul kit Dodge, Ram, 9.25 in., Front, Kit

Part Number: SPZ-37083

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Ring and Pinion Gears,USA Standard 11.5" AAM, 4.11 Ratio Rear Ring & Pinion GearInstall Kit 4.125" OD Inner Pinion Bearing

Part Number: SPZ-10820

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Transfer Case Rebuild Kits, NP249 T-CASE BEARING KIT '90-'94 JEEP

Part Number: SPZ-78500

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Ring and Pinion Gears, 4.56:1 Ratio, 26-spline, Standard Ring Gear Rotation, Dana 30 Jeep, Dana Super 30, Set

Part Number: SPZ-36033

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Estimated Ship Date: Dec 19, 2025 if ordered today

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USA Standard Master Overhaul kit for the Ford 8" differential w/ HD posi

Part Number: SPZ-37029

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Estimated Ship Date: Dec 19, 2025 if ordered today

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

Part Number: SPZ-ZMBK255

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Estimated Ship Date: Dec 18, 2025 if ordered today

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USA Standard Gear standard spider gear set for Ford 9", 31 spline, 4-pinion design

Part Number: SPZ-39018

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Ring and Pinion Gears,USA Standard 11.25" Dana 80, 3.54 Ratio Rear Ring & Pinion GearInstall Kit Package,

Part Number: SPZ-10870

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Axle Shaft, Rear, C-clip, 30-spline, 31.438 in. Length, GM 8.875 in. Truck, Chevy, GMC, Each

Part Number: SPZ-35112

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Ring and Pinion Gears, Dana 44, 3.08:1 Ratio, 26-spline, Standard Rotation, Dana 44, Chevrolet, Dodge, Ford, GMC, International, Isuzu, Jeep, Set

Part Number: SPZ-36038

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Estimated Ship Date: Dec 18, 2025 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: Dec 19, 2025 if ordered today

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4340 Chromoly Axle, Bronco & F150 RH inner, 30 spl, uses 5-760X u/joint

Part Number: SPZ-35086

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Estimated Ship Date: Dec 18, 2025 if ordered today

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

Part Number: SPZ-ZMBK133AWS

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Axle Shaft, C-clip, 31-spline, 34.375 in. Length, Rear, Ford 8.8 in., Ford, Lincoln, Mercury, Each

Part Number: SPZ-35031

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Transfer Case Rebuild Kits, NP271 & NP273 T-CASE BEARING KIT '03&UP DODGE

Part Number: SPZ-78381

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Ring and Pinion Gears,USA Standard 11.25" Dana 80, 3.73 Ratio Rear Ring & Pinion GearInstall Kit Package,

Part Number: SPZ-10885

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Estimated Ship Date: Dec 19, 2025 if ordered today

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32.91" 30spl INNER LH AXLE D44 SCOUT 71-80

Part Number: SPZ-35114

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Estimated Ship Date: Dec 18, 2025 if ordered today

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USA Standard Master Overhaul kit Ford 8.8 in., Rear, Kit

Part Number: SPZ-37081

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Estimated Ship Date: Dec 19, 2025 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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Estimated Ship Date: Dec 18, 2025 if ordered today

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USA Standard Master Overhaul kit for the '98 and newer GM 10.5" 14T differential

Part Number: SPZ-37046

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Estimated Ship Date: Dec 19, 2025 if ordered today

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