Ring and Pinion Gears - GM 8.875 in. (12-bolt), truck Differential Case Design Type - 3 Carrier Series - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Richmond Gear EXCel Ring and Pinion Sets 12BT342 GM 8.875 in. (12-bolt) truck 3.42 Gears

Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 8.875 in., 12-Bolt Truck, Set

Part Number: RMG-12BT342

4.63 out of 5 stars ( 8 )

Estimated Ship Date: Monday 12/1/2025

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Estimated Ship Date: Monday 12/1/2025

Richmond Gear EXCel Ring and Pinion Sets 12BT373T GM 8.875 in. (12-bolt) truck 3.73 Gears

Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 8.875 in., 12-Bolt Truck, Set

Part Number: RMG-12BT373T

3.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 12/1/2025

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Estimated Ship Date: Monday 12/1/2025

Yukon Gear & Axle Ring and Pinion Sets YG GM12T-308 GM 8.875 in. (12-bolt) truck 3.08 Gears

Ring and Pinion Gears, 3.08:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.875 in. Truck, Set

Part Number: YGA-24459

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/1/2025

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Estimated Ship Date: Monday 12/1/2025

USA Standard Gear Ring and Pinion Gear Kit Packages ZGK2226 GM 8.875 in. (12-bolt) truck 3.42 Gears

Ring and Pinion Gears,USA Standard 8.875" GM 12 Bolt Truck, 3.42 Ratio Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals

Part Number: SPZ-10681

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Richmond Gear Ring and Pinion Sets 69-0350-1 GM 8.875 in. (12-bolt) truck 4.11 Gears

Gear, Ring and Pinion, 4.11:1 Ratio, GM, 12-Bolt Truck, 3 Series, Set

Part Number: RMG-6903501

Not Yet Reviewed

Estimated Ship Date: Monday 12/1/2025

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Estimated Ship Date: Monday 12/1/2025

Motive Gear Ring and Pinion Sets GM12-342 GM 8.875 in. (12-bolt) truck 3.42 Gears

Gear, Ring and Pinion, 3.42:1 Ratio, GM, 8.875 in. Truck, Set

Part Number: MGR-GM12-342

Not Yet Reviewed

Estimated Ship Date: Monday 12/1/2025

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Estimated Ship Date: Monday 12/1/2025

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2228 GM 8.875 in. (12-bolt) truck 3.73 Gears

Ring and Pinion Complete Kit, 3.73:1 Ratio, 30-spline, Standard Rotation, GM 8.875 in., Rear, Kit

Part Number: YGA-10628

Not Yet Reviewed

Estimated Ship Date: Monday 12/1/2025

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Estimated Ship Date: Monday 12/1/2025

Richmond Gear EXCel Ring and Pinion Sets 12BT456T GM 8.875 in. (12-bolt) truck 4.56 Gears

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

Part Number: RMG-12BT456T

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/1/2025

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Estimated Ship Date: Monday 12/1/2025

Richmond Gear EXCel Ring and Pinion Sets 12BT308 GM 8.875 in. (12-bolt) truck 3.08 Gears

Gear, Ring and Pinion, EXCel, 3.08:1 Ratio, GM, 8.875 in., 12-Bolt Truck, Set

Part Number: RMG-12BT308

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/1/2025

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Estimated Ship Date: Monday 12/1/2025

USA Standard Gear Ring and Pinion Gear Kit Packages ZGK2228 GM 8.875 in. (12-bolt) truck 3.73 Gears

Ring and Pinion Gears,USA Standard 8.875" GM 12 Bolt Truck, 3.73 Ratio Thick Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals

Part Number: SPZ-10683

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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Estimated Ship Date: Dec 15, 2025 if ordered today

Motive Gear Ring and Pinion Sets GM12-373X GM 8.875 in. (12-bolt) truck 3.73 Gears

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 12-Bolt, Truck, Set

Part Number: MGR-GM12-373X

Not Yet Reviewed

Estimated Ship Date: Monday 12/1/2025

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Estimated Ship Date: Monday 12/1/2025

USA Standard Gear Ring and Pinion Sets ZG GM12T-373T GM 8.875 in. (12-bolt) truck 3.73 Gears

USA Standard Ring & Pinion gear set for GM 12 bolt truck in a 3.73 ratio

Part Number: SPZ-36176

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

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Estimated Ship Date: Dec 12, 2025 if ordered today

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2225 GM 8.875 in. (12-bolt) truck 3.08 Gears

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

Part Number: YGA-10625

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/1/2025

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Estimated Ship Date: Monday 12/1/2025

USA Standard Gear Ring and Pinion Gear Kit Packages ZGK2225 GM 8.875 in. (12-bolt) truck 3.08 Gears

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: Dec 15, 2025 if ordered today

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Estimated Ship Date: Dec 15, 2025 if ordered today

Richmond Gear Ring and Pinion Sets 49-0072-1 GM 8.875 in. (12-bolt) truck 3.73 Gears

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 12-Bolt Truck, 3 Series, Set

Part Number: RMG-4900721

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/1/2025

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Estimated Ship Date: Monday 12/1/2025

Yukon Gear & Axle Ring and Pinion Sets YG GM12T-373T GM 8.875 in. (12-bolt) truck 3.73 Gears

Ring and Pinion Gears, 3.73:1 Ratio, 30-spline, Standard Rotation, GM 8.875 in. Truck, Set

Part Number: YGA-24129

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Richmond Gear Ring and Pinion Sets 49-0072-1 GM 8.875 in. (12-bolt) truck 3.73 Gears

3.75 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/1/2025

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Richmond Gear EXCel Ring and Pinion Sets 12BT410T GM 8.875 in. (12-bolt) truck 4.10 Gears

Gear, Ring and Pinion, EXCel, 4.10:1 Ratio, GM, 8.875 in., 12-Bolt Truck, Set

Part Number: RMG-12BT410T

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/1/2025

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Estimated Ship Date: Monday 12/1/2025

Hurst Ring and Pinion Sets 02-114 GM 8.875 in. (12-bolt) truck 4.56 Gears

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

Part Number: HUU-02-114

Not Yet Reviewed

Estimated Ship Date: Dec 17, 2025 if ordered today

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Estimated Ship Date: Dec 17, 2025 if ordered today

Hurst Ring and Pinion Sets 02-126 GM 8.875 in. (12-bolt) truck 3.08 Gears

Gear, Ring and Pinion, 3.08:1 Ratio, GM, 12-Bolt Truck, Set

Part Number: HUU-02-126

Not Yet Reviewed

Estimated Ship Date: Dec 17, 2025 if ordered today

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Estimated Ship Date: Dec 17, 2025 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM12T-456T GM 8.875 in. (12-bolt) truck 4.56 Gears

USA Standard Ring & Pinion "thick" gear set for GM 12 bolt truck in a 4.56 ratio

Part Number: SPZ-36180

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

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Estimated Ship Date: Dec 12, 2025 if ordered today

Hurst Ring and Pinion Sets 02-127 GM 8.875 in. (12-bolt) truck 3.42 Gears

Gear, Ring and Pinion, 3.42:1 Ratio, GM, 12-Bolt Truck, Set

Part Number: HUU-02-127

Not Yet Reviewed

Estimated Ship Date: Dec 17, 2025 if ordered today

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Estimated Ship Date: Dec 17, 2025 if ordered today

Hurst Ring and Pinion Sets 02-128 GM 8.875 in. (12-bolt) truck 3.73 Gears

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 12-Bolt Truck, Set

Part Number: HUU-02-128

Not Yet Reviewed

Estimated Ship Date: Dec 17, 2025 if ordered today

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Estimated Ship Date: Dec 17, 2025 if ordered today

Yukon Gear & Axle Ring and Pinion Sets YG GM12T-456T GM 8.875 in. (12-bolt) truck 4.56 Gears

Ring and Pinion Gears, 4.56:1 Ratio, 30-spline, Standard Rotation, GM 8.875 in. Truck, Set

Part Number: YGA-24461

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Estimated Ship Date: Dec 29, 2025 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM12T-308 GM 8.875 in. (12-bolt) truck 3.08 Gears

Ring and Pinion Gears, 3.08:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.875 in. Truck, Set

Part Number: SPZ-36173

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 11, 2025 if ordered today

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Estimated Ship Date: Dec 11, 2025 if ordered today

Hurst Ring and Pinion Sets 02-111 GM 8.875 in. (12-bolt) truck 3.73 Gears

Gear, Ring and Pinion, 3.73:1 Ratio, Thick Gear, GM, 12-Bolt Truck, Set

Part Number: HUU-02-111

Not Yet Reviewed

Estimated Ship Date: Dec 17, 2025 if ordered today

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Estimated Ship Date: Dec 17, 2025 if ordered today