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Richmond Gear Spools and Mini Spools 81-1033-1

Full Size Spool, GM 8.5 in. 10 Bolt, 33 Spline, C-Clip Elim.Req'd., Steel

Part Number: RMG-81-1033-1

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

Richmond Gear EXCel Ring and Pinion Sets 12BC456 GM 8.875 in. (12-bolt) passenger car 4.56 Gears

Gear, Ring and Pinion, EXCel, 4.56:1 Ratio, GM, 8.875 in., 12-Bolt Car, Set

Part Number: RMG-12BC456

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

Yukon Gear & Axle Ring and Pinion Sets YG GM8.5-390 GM 8.5/8.6 in. 3.90 Gears

Ring and Pinion Gears, 3.90:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: YGA-24159

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Motive Gear Performance Ring and Pinion Sets G882411 GM 8.2 in. 4.11 Gears

Gear, Ring and Pinion, 4.11:1 Ratio, GM, 8.2 in., Set

Part Number: MGR-G882411

Not Yet Reviewed

Estimated Ship Date: Today

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Motive Gear Performance Ring and Pinion Sets G885513 GM 8.5/8.6 in. 5.13 Gears

Gear, Ring and Pinion, 5.13:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885513

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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USA Standard Gear Ring and Pinion Sets ZG GM55P-373 GM 55P (8.2 in. Drop out) 3.73 Gears

USA Standard Ring & Pinion gear set for GM Chevy 55P in a 3.73 ratio

Part Number: SPZ-36191

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

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Estimated Ship Date: Nov 20, 2025 if ordered today

Yukon Gear & Axle 30/33 Spline Differential Carrier Cases GM 8.875 Inch (12-bolt) YC GM12P-DG-4

GM 12P DURA GRIP case, bare, 4.10 & up, 30spline & 33spline

Part Number: YGA-20105

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM8.2-373 GM 8.2 in. 3.73 Gears

Ring and Pinion Gears, 3.73:1 Ratio, 25-spline, Standard Ring Gear Rotation, GM 8.2 in., Set

Part Number: SPZ-36205

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

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Estimated Ship Date: Nov 20, 2025 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM12P-373-4 GM 8.875 in. (12-bolt) passenger car 3.73 Gears

Ring and Pinion Gears, 3.73:1 Ratio, 30-spline, Standard Rotation, GM 8.875 in., Buick, Chevy, Pontiac, Rear, Set

Part Number: SPZ-36168

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

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Estimated Ship Date: Nov 20, 2025 if ordered today

Yukon Gear & Axle Differential Clutch Sets YPKGM12-PC-18

Differential Clutch, Steel Pack, Dura-Grip, Eaton, 18-Plate, GM, 8.875 in., Set

Part Number: YGA-16110

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM8.5-390 GM 8.5/8.6 in. 3.90 Gears

Ring and Pinion Gear, 3.90:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36215

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

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Estimated Ship Date: Nov 20, 2025 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM8.5-308 GM 8.5/8.6 in. 3.08 Gears

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: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM8.5-513 GM 8.5/8.6 in. 5.13 Gears

Ring and Pinion Gear, 5.13:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36220

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

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Estimated Ship Date: Nov 20, 2025 if ordered today

Yukon Gear & Axle Differential Carrier Rebuild Kits and Spider Gears YPKGM12-P-33

Yukon positraction internals for GM 12 bolt car and truck with 33 spline axles

Part Number: YGA-16040

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM8.5-488 GM 8.5/8.6 in. 4.88 Gears

Ring and Pinion Gear, 4.88:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36219

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 21, 2025 if ordered today

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Estimated Ship Date: Nov 21, 2025 if ordered today

SVL Drivetrain Ring and Pinion Gear Sets 2023908 GM 8.875 in. (12-bolt) passenger car 5.13 Gears

Differential Ring and Pinion; GM 12 Bolt 8.875 - 5.13 Ratio

Part Number: SVL-2023908

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

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Estimated Ship Date: Nov 20, 2025 if ordered today

SVL Drivetrain Products Ring and Pinion Gears 2023893

Differential Ring and Pinion; GM 12 Bolt 8.875 - 3.90 Ratio

Part Number: SVL-2023893

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

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Estimated Ship Date: Nov 20, 2025 if ordered today

SVL Drivetrain Ring and Pinion Gear Sets 2023902 GM 8.875 in. (12-bolt) passenger car 4.56 Gears

Differential Ring and Pinion; GM 12 Bolt 8.875 - 4.56 Ratio

Part Number: SVL-2023902

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

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Estimated Ship Date: Nov 20, 2025 if ordered today

Yukon Gear & Axle Differential Clutch Sets YPKC8.75-PC

Differential Carrier Clutch, Steel Clutch Pack, Power-Lok, Am General, AMC, Chevy, Chrysler, Ford, Jeep, Set

Part Number: YGA-16148

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

SVL Drivetrain Ring and Pinion Gear Sets 2020642 GM 8.5/8.6 in. 3.42 Gears

Ring & Pinion Gear Set GM 10 Bolt 8.5" / 3.42 Ratio

Part Number: SVL-2020642

Not Yet Reviewed

Estimated Ship Date: Nov 19, 2025 if ordered today

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Estimated Ship Date: Nov 19, 2025 if ordered today

Dorman Ring and Pinion Sets 697-300 GM 8.5/8.625 in. 3.42 Gears

Differential Ring And Pinion Set

Part Number: RNB-697-300

Not Yet Reviewed

Estimated Ship Date: Today

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USA Standard Gear Ring and Pinion Sets ZG GM8.2-411 GM 8.2 in. 4.11 Gears

USA Standard Ring & Pinion gear set for GM 8.2" in a 4.11 ratio

Part Number: SPZ-36206

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

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Estimated Ship Date: Nov 20, 2025 if ordered today

Motive Gear Performance Ring and Pinion Sets G888456 GM 8.875 in. (12-bolt) passenger car 4.56 Gears

Gear, Ring and Pinion, 4.56:1 Ratio, GM, 12-Bolt Passenger Car, Set

Part Number: MGR-G888456

Not Yet Reviewed

Estimated Ship Date: Nov 25, 2025 if ordered today

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Estimated Ship Date: Nov 25, 2025 if ordered today

Yukon Gear & Axle Full Spools YP FSGM12P-4-30

Yukon steel spool for GM 12 bolt car with 30 spline axles, 4.10 & up

Part Number: YGA-32187

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Yukon Gear & Axle Full Spools YP FSGM8.5-30

Yukon steel spool for GM 8.5" & 8.6" with 30 spline axles

Part Number: YGA-32193

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today