Ring and Pinion Gears - GM 8.875 in. (12-bolt), truck Differential Case Design Type - 3.73:1 Ring and Pinion Ratio - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2227 GM 8.875 in. (12-bolt) truck 3.73 Gears

Ring and Pinion Gears, GM 8.875 in. (12-bolt), Truck, 3.73:1 Ratio, 30-spline, Standard, Designed for Carrier Cases with A 3.73 and Up Gear Ratio, Kit

Part Number: YGA-10627

4.0 out of 5 stars ( 1 )

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Motive Gear Ring and Pinion Sets GM12-373 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-GM12-373

5.0 out of 5 stars ( 7 )

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Richmond Gear EXCel Ring and Pinion Sets 12BT373 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-12BT373

4.29 out of 5 stars ( 7 )

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Richmond Gear Ring and Pinion Sets 49-0280-1 GM 8.875 in. (12-bolt) truck 3.73 Gears

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 12-Bolt Truck, 4 Series, Set

Part Number: RMG-4902801

4.0 out of 5 stars ( 12 )

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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 )

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

Gear, Ring and Pinion, 3.73:1 Ratio, 1.438 in. Pinion, 30 Spline, 8.875 in. Ring Gear, GM 8.875 in., Set

Part Number: YGA-24128

5.0 out of 5 stars ( 6 )

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USA Standard Gear Ring and Pinion Gear Kit Packages ZGK2227 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 Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals

Part Number: SPZ-10682

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

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Estimated Ship Date: Oct 9, 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 )

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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

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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

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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: Oct 9, 2025 if ordered today

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Estimated Ship Date: Oct 9, 2025 if ordered today

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: Oct 24, 2025 if ordered today

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Estimated Ship Date: Oct 24, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

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: Today

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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: Oct 14, 2025 if ordered today

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Estimated Ship Date: Oct 14, 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: Oct 14, 2025 if ordered today

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Estimated Ship Date: Oct 14, 2025 if ordered today

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: Oct 9, 2025 if ordered today

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Estimated Ship Date: Oct 9, 2025 if ordered today

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

Ring and Pinion Gears, 3.73:1 Ratio, GM 8.875 in. Truck, Set

Part Number: SPZ-36175

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

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Estimated Ship Date: Oct 9, 2025 if ordered today