1971 USA Standard Gear Parts and Accessories

Transfer Case Rebuild Kit, New Process 205, GM/Dodge Direct Mount, Kit

Part Number: SPZ-78653

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/12/2026

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Ring and Pinion Gear, 4.11:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36216

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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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 1/12/2026

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Ring and Pinion Gear, 3.73:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36214

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Monday 1/12/2026

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Gear, Ring and Pinion, 3.55:1, Chrysler, 8.75 in. 742, Set

Part Number: SPZ-36300

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

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Transfer Case Rebuild Kit, New Process 205, Dodge, Ford, Remote Mount, Kit

Part Number: SPZ-70414

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Ring and Pinion Gears, 3.25:1 Ratio, 28-spline, Standard Rotation, Ford 9 in., Ford, Lincoln, Mercury, Rear, Set

Part Number: SPZ-36134

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

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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 1/12/2026

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Transmission Bearing and Seal, Muncie-4 Transmission Bearing/Seal Kit w/Synchro Rings Buick/Chevy/Oldsmobile/Pontiac/Bizzarrini Cars

Part Number: SPZ-72143

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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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 1/12/2026

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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 1/12/2026

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Differential Carrier, Spartan Locker, 30-spline, Steel, Rear, GM 8.875 in., Each

Part Number: SPZ-17032

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/12/2026

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Ring and Pinion Gears, 3.73:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 10.5 in. (14-bolt), Rear, Chevrolet, GMC, Set

Part Number: SPZ-36182

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Ring and Pinion Installation Kit, GM 8.5 in., Rear, Kit

Part Number: SPZ-37055

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

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Differential Carrier Rebuild Kits and Spider Gears, GM 8.2 in., Side Gears, Rear, Open, 28-spline, 10-bolt, Chevy, Kit

Part Number: SPZ-39025

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

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Ring and Pinion Gears, 4.56:1 Ratio, 26-spline, Standard Ring Gear Rotation, Dana 44, Set

Part Number: SPZ-36045

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Differential Carrier Rebuild Kits and Spider Gears, Spider Gear Sets, GM 8.875 in. (12-bolt), Car/Truck, 30-spline, Buick, Chevy, GMC, Pontiac, Kit

Part Number: SPZ-39021

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/12/2026

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Ring and Pinion Gear, 4.56:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36218

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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USA Standard Master Overhaul kit Dana 60, Front, Kit

Part Number: SPZ-37020

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Differential Carrier, Power Lok, Positraction, Smooth Design, Chrysler 8.75 in., Rear, Steel, 41, 42, 89 Housings, Chrysler, Plymouth, Dodge, Each

Part Number: SPZ-59027

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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• Special Order

USA Standard Master Overhaul kit GM 8.5 in., Rear, Kit

Part Number: SPZ-37057

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

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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 1/12/2026

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Axle Shaft, 28-Spline, 30.125 in. Length, Rear, Chevy, Pontiac, Each

Part Number: SPZ-35050

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Axle Shaft, 30-Spline, 30.125 in. Length, Rear, Chevy, GMC, Each

Part Number: SPZ-35058

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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USA Standard Master Overhaul kit for the Chrysler 9.25" rear differential.

Part Number: SPZ-37002

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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