USA Standard Gear Transmission & Drivetrain

Spartan Differential Locker, Dana 30, 27-spline Axle, Jeep, Ford, International, Each

Part Number: SPZ-17000

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 12/8/2025

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Bearing Kit, Transfer Case, Dana 300, Jeep, Kit

Part Number: SPZ-75160

4.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 12/8/2025

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Axle Shaft, 28-spline, 29.875 in. Length, Rear, GM 8.2 in., BOP Axle, Pontiac, Each

Part Number: SPZ-35060

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 12/8/2025

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Ring and Pinion Gear Installation Kits, Master Overhaul Kits, 30-spline, GM 8.875 in. (12-bolt) Truck, Rear, Chevrolet, GMC, Kit

Part Number: SPZ-37043

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

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Spartan Differential Locker, GM 8.5 in., 28-spline Axle, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: SPZ-17040

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 12/8/2025

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Ring and Pinion Gear Installation Kits, Master Overhaul Kits, 29-spline, Dana 60, Rear, Chevrolet, Dodge, Ford, GMC, Jeep, Plymouth, Kit

Part Number: SPZ-37021

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

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Manual Transmission Rebuild Kits, Manual Transmission Bearing Kits, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit

Part Number: SPZ-70267

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/8/2025

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Ring and Pinion Gears, 3.73:1 Ratio, 26-spline, Standard Ring Gear Rotation, Dana 44, Set

Part Number: SPZ-36040

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

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Ring and Pinion Gears, Ford 10.5 in., 3.73:1 Ratio, 31-spline, Standard Rotation, Ford 10.5 in., Rear, Ford, Set

Part Number: SPZ-36273

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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Differential Rebuild Kits, USA Standard Master Overhaul kit for '15 & up Mustang and F150

Part Number: SPZ-37153

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2025 if ordered today

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Transmission Bearing and Seal, AX15 Transmission Bearing/Seal Kit w/Synchro Rings, 5-Speed Manual Trans USA Standard Gear

Part Number: SPZ-76069

Not Yet Reviewed

Estimated Ship Date: Dec 22, 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

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

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Axle Shaft, 31-spline, 31.844 in. Length, Rear, Ford 9 in., Each

Part Number: SPZ-35032

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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• Free Shipping
• Special Order

Differential yoke

Part Number: SPZ-41047

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

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• Special Order