CHEVROLET MONTE CARLO Differential & Rear-End Components Transmission & Drivetrain - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

USA Standard Gear Axle Shafts ZA G3969285

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

Part Number: SPZ-35058

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USA Standard Gear Ring and Pinion Sets ZG GM12P-390 GM 8.875 in. (12-bolt) passenger car 3.90 Gears

USA Standard Ring & Pinion gear set for GM 12 bolt car in a 3.90 ratio

Part Number: SPZ-36169

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

USA Standard Gear Ring and Pinion Gear Kit Packages ZGK2238 GM 7.5/7.625 in. 3.73 Gears

Ring and Pinion Gears,USA Standard 7.5"/7.625" GM, 3.73 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals

Part Number: SPZ-10693

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

National Bearing Pinion Bearings M88048

Bearing, Pinion, 1.312 in. Inside Diameter, Each

Part Number: NTL-M88048

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RESTOPARTS® Supplied Differential Vents C220128

Differential Vent, Round Head Style, Plastic, White, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: OPG-C220128

2.5 out of 5 stars ( 4 )

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Richmond Gear EXCel Ring and Pinion Sets 12BC342 GM 8.875 in. (12-bolt) passenger car 3.42 Gears

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

Part Number: RMG-12BC342

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today

Powertrax Grip Pro Traction Systems GM 8.875 Inch (12-bolt) GT231230

Differential, Grip Pro Traction System, 30-Spline, GM 8.875 in., 12-Bolt Car, Each

Part Number: PWT-GT231230

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Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

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Auburn Gear Grip-N-Loc 30 Spline Differential GM 8.875 Inch (12-bolt) 546033

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Eaton Detroit Lockers GM 8.5 Inch 187C149A

Differential, Eaton Detroit Locker, 28-Spline, GM, 8.5 in., 3-Series, Each

Part Number: ETN-187C149A

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

SVL Drivetrain Ring and Pinion Gear Sets 2020954 GM 8.5/8.6 in. 3.90 Gears

Ring & Pinion Gear Set GM 10 Bolt 8.5" / 3.90 Ratio

Part Number: SVL-2020954

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today

Richmond Gear EXCel Ring and Pinion Sets GM75410TK GM 7.5/7.625 in. 4.10 Gears

Gear, Ring and Pinion, EXCel, 4.10:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75410TK

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Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Sets YG GM8.5-273 GM 8.5/8.6 in. 2.73 Gears

Ring and Pinion Gear, 2.73:1 Ratio, GM 8.5/8.6, 10 Bolt Cover, 30 Spline, 10 Ring Gear Bolts, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Set

Part Number: YGA-24490

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Yukon Gear & Axle Differential Clutch Sets YPKGM7.5-PC-DG1

Differential Clutch, Dura-Grip Composite Clutch Pack, Rear, GM, 7.5/7.625 in., Set

Part Number: YGA-16119

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Motive Gear Ring and Pinion Sets GM7.5-308 GM 7.5 in. 3.08 Gears

Gear, Ring and Pinion, 3.08:1 Ratio, GM, 7.5 in., Set

Part Number: MGR-GM75-308

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM8.5-342 GM 8.5/8.6 in. 3.42 Gears

Ring and Pinion Gears, 3.42:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5/8.6 in., Set

Part Number: SPZ-36213

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Motive Gear Ring and Pinion Sets GM10-342A GM 8.5/8.625 in. 3.42 Gears

4.5 out of 5 stars ( 16 )

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Yukon Gear & Axle Bearing Kits BK GM8.5-HD

Ring and Pinion Gear Installation Kit, Bearing Overhaul, 30 Spline, Large Journal, GM 8.5 in., Kit

Part Number: YGA-11069

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Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

USA Standard Gear Axle Shafts ZA G1255802-SH

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

Part Number: SPZ-35050

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Richmond Gear Differential Carrier Bearing Shim Kits 38-0007-1

Carrier Shims, Ford 8.8 in., GM 12-Bolt Truck, GM 9.3 in. C-Axle, Kit

Part Number: RMG-3800071

4.13 out of 5 stars ( 8 )

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Dorman Ring and Pinion Sets 697-807 GM 8.2 in. 3.73 Gears

Gear, Ring and Pinion, 3.73:1 Ratio, GM 8.2 in., Set

Part Number: RNB-697-807

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Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

Yukon Gear & Axle 1541H Alloy Axles YA G1255802-SH

Axle Shaft, Rear, C-Clip, 1541H Alloy, 28 Spline, 30.125 in. Length, GM 8.2/8.5 in., Chevy, Each

Part Number: YGA-21244

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Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

Motive Gear Performance Ring and Pinion Sets G875323 GM 7.5/7.625 in. 3.23 Gears

Gear, Ring and Pinion, 3.23:1 Ratio, GM, 7.5 in./7.625 in., 3 Series, Set

Part Number: MGR-G875323

5.0 out of 5 stars ( 1 )

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Motive Gear Differential Pinion Shaft Lock Bolts 14056196

Differential Cross Shaft Bolt, Hex Head, GM 7.5, GM 7.625, 10-Bolt, Each

Part Number: MGR-14056196

4.67 out of 5 stars ( 3 )

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Motive Gear Light-Duty Axle Shafts MG1000

Axle Shaft, OEM Replacement, C-clip, 1541H Alloy Steel, 30-spline Inner, 30.063 in. Length, Each

Part Number: MGR-MG1000

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Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM7.5-323 GM 7.5/7.625 in. 3.23 Gears

Ring and Pinion Gears, 3.23:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: SPZ-36194

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2239 GM 7.5/7.625 in. 4.11 Gears

Ring and Pinion Gears,Yukon Gear & Axle 7.5"/7.625" GM, 4.11 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals

Part Number: YGA-10639

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Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Dorman Ring and Pinion Sets 697-810 GM 8.5 in. 3.23 Gears

Gear, Ring and Pinion, 3.23:1 Ratio, GM 8.5 in., Set

Part Number: RNB-697-810

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