1985 GMC 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: Today

• Free Shipping

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: Today

• Free Shipping

Transfer Case Rebuild Kit, Bearing Kit, New Process 205, 32 Spline Input Shaft, Chevrolet, GMC, Kit

Part Number: SPZ-79317

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Transfer Case Rebuild Kit, Bearing Kit, New Process 208, Chevrolet, Plymouth, Jeep, Dodge, Ford, GMC, Kit

Part Number: SPZ-77915

3.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

• Free Shipping

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: Today

• Free Shipping

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: Today

• Free Shipping

USA Standard Master Overhaul kit Dana 60, Front, Kit

Part Number: SPZ-37020

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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: Today

• Free Shipping

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: Today

• Free Shipping

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: Today

• Free Shipping

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: Today

• Free Shipping

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: Today

• Free Shipping

Ring and Pinion Gears, 3.54:1 Ratio, 29-spline, Standard Ring Gear Rotation, Dana 70, Set

Part Number: SPZ-36087

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

USA Standard Master Overhaul kit GM 7.5 in./7.625 in, Rear, Kit

Part Number: SPZ-37049

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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: Today

• Free Shipping

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: Today

• Free Shipping

Driveshaft, Front, 2-piece, Assembled, Balanced, Steel, 29.500 in. Length, Chevrolet, GMC, Each

Part Number: SPZ-44293

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Gears, 3.54:1 Ratio, 29-spline, Standard Ring Gear Rotation, Dana 60, Set

Part Number: SPZ-36073

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Ring and Pinion Gear, 3.08:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36211

Not Yet Reviewed

Estimated Ship Date: Feb 3, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Gears, 3.73:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: SPZ-36197

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Gears, 3.73:1 Ratio, 29-spline, Standard Ring Gear Rotation, Dana 60, Set

Part Number: SPZ-36074

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Gears,USA Standard 8.875" GM 12 Bolt Truck, 3.08 Ratio Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals

Part Number: SPZ-10680

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

USA Standard Master Overhaul kit for the GM 8.5 front differential

Part Number: SPZ-37056

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Differential Carrier Rebuild Kits and Spider Gears, GM 8.5 in., Side Gears, 28-spline, 10-bolt, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit

Part Number: SPZ-39026

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Ring and Pinion Gears, 4.56:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: SPZ-36201

Not Yet Reviewed

Estimated Ship Date: Feb 3, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order