USA Standard Gear Transmission & Drivetrain

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

Part Number: SPZ-36110

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Transfer Case Rebuild Kit, Bearing and Seal Kit, NP242, 16mm Narrow Input Bearing, 62mm Rear Mainshaft Bearing, Dodge, Jeep, NP242, Kit

Part Number: SPZ-72206

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

• Drop Ship
• Special Order

USA Standard Master Overhaul kit for the 'Model 20 differential

Part Number: SPZ-37065

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Transfer Case Rebuild Kits, BW4481 & BW4484 T-CASE BEARING KIT '03&UP GM AVALANCHE & ESCALADE

Part Number: SPZ-73573

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: SPZ-37053

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: SPZ-ZMBK116HD

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: SPZ-35125

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Transfer Case Rebuild Kits, NP231 T-CASE BEARING KIT, WIDE INPUT BRG

Part Number: SPZ-73873

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Special Order

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

Part Number: SPZ-11948

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: SPZ-35076

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: SPZ-ZMBK483A

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Transmission Bearing and Seal, Saginaw-3/Saginaw-4 Transmission Bearing/Seal Kit Buick/Chevy/GMC/Oldsmobile/Pontiac Cars/Trucks/SUVs

Part Number: SPZ-76455

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 19, 2025 if ordered today

• Drop Ship
• Special Order

USA Standard Master Overhaul kit Dana 44 reverse front differential

Part Number: SPZ-37016

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: SPZ-35088

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: SPZ-36098

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: SPZ-36092

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: SPZ-36315

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Differential Carrier Rebuild Kits and Spider Gears, Ford 8/9 in., Side Gears, Rear, Open, 28-spline, Ford, Lincoln, Mercury, Kit

Part Number: SPZ-39017

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Gears,USA Standard 9.25" CHRYSLER, 3.90 Ratio Rear Ring & Pinion Gearand 1.705" Inside Diameter Axle Bearings & Seals

Part Number: SPZ-10792

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Gears, 4.11:1 Ratio, 29-spline, Standard Ring Gear Rotation, Dana 60, Set

Part Number: SPZ-36075

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Manual Transmission Shifter Forks, ZF S542/547 M/T 5TH & REVERSE FORK

Part Number: SPZ-70550

Not Yet Reviewed

Estimated Ship Date: Today

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

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Gear, Ring and Pinion, 5.29:1, Toyota, 8 in., V6, Set

Part Number: SPZ-36321

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Gears, 4.11:1 Ratio, 10-bolt, 27-spline, Standard Gear Rotation, GM, 7.5 in., Set

Part Number: SPZ-36199

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order