GMC K2500 Differential & Rear-End Components Transmission & Drivetrain - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Eaton Detroit Truetrac 30 Spline Differential GM 8.5/8.6 Inch 913A481

Differential, Eaton Detroit Truetrac, Limited Slip, 30-Spline, GM, 8.5/8.6 in., 2.73 & up, Each

Part Number: ETN-913A481

4.86 out of 5 stars ( 132 )

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

Summit Racing™ Positraction 28 Spline Differential Carriers GM 8.5 Inch SUM-730966

Differential Carrier, Positraction, Nodular Iron, GM 8.5 in., 28 Spline, 2.73 Up Ratio, Each

Part Number: SUM-730966

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

Eaton Detroit Truetrac 28 Spline Differential GM 8.5 Inch 912A556

Differential, Eaton Detroit Truetrac, 28-Spline, GM, 8.5 in., Rear, Each

Part Number: ETN-912A556

4.97 out of 5 stars ( 30 )

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

Eaton Detroit Truetrac 33 Spline Differential GM 9.5 Inch 914A538

Differential, Eaton Detroit Truetrac, 33-Spline, GM, 14-Bolt, 9.5 in., Each

Part Number: ETN-914A538

4.44 out of 5 stars ( 9 )

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

Eaton Posi Performance 28 Spline Differential GM 8.5 Inch 19557-010

Differential, Posi Performance, Limited Slip, 28-Spline, GM, 8.5 in., 3 Series, Each

Part Number: ETN-19557-010

4.73 out of 5 stars ( 15 )

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

Richmond Gear Ring and Pinion Sets 69-0165-1 GM 8.5/8.6 in. 4.10 Gears

Gear, Ring and Pinion, 4.10:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-6901651

4.6 out of 5 stars ( 10 )

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

Eaton Posi Performance 30 Spline Differential GM 8.5/8.6 Inch 19559-010

Differential, Posi Performance, Limited Slip, 30-Spline, GM, 8.5 in., Truck, 3 Series, Each

Part Number: ETN-19559-010

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

Hurst Limited-Slip 30 Spline Differential GM 8.875 Inch (12-bolt), truck 02-125

Differential, Posi Performance, Limited Slip, 30-Spline, 3.73 Gear Ratios, GM, 12-Bolt, Each

Part Number: HUU-02-125

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

Eaton Detroit Lockers GM 10.5 Inch (14-bolt) 225S10

Differential, Eaton Detroit Locker, 30-Spline, GM, 10.5 in., Each

Part Number: ETN-225S10

4.96 out of 5 stars ( 25 )

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

Hurst Limited-Slip 30 Spline Differential GM 8.875 Inch (12-bolt), truck 02-124

Differential, Posi Performance, Limited Slip, 30-Spline, 2.76-3.42 Gear Ratios, GM, 12-Bolt, Each

Part Number: HUU-02-124

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

Motive Gear Ring and Pinion Sets GM10-456IFS GM 8.25 in. IFS 4.56 Gears

Gear, Ring and Pinion, 4.56:1 Ratio, GM, 8.25 in., IFS Front, Set

Part Number: MGR-GM10-456IFS

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

Yukon Gear & Axle Dura Grip Positraction Carriers Chrysler 9.25/GM 9.5 Inch YDGGM9.5-33-1

Differential Carrier, Dura Grip Positraction, Clutch-type, 33-spline, Chevy, Dodge, GMC, Hummer, Ram, Each

Part Number: YGA-26025

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

Motive Gear Performance Ring and Pinion Sets G885273 GM 8.5/8.6 in. 2.73 Gears

Gear, Ring and Pinion, 2.73:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885273

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

Richmond Gear Ring and Pinion Sets 49-0278-1 GM 8.5/8.6 in. 3.42 Gears

Gear, Ring and Pinion, 3.42:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4902781

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

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: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

Richmond Gear Ring and Pinion Sets 49-0017-1 GM 8.5/8.6 in. 3.08 Gears

Gear, Ring and Pinion, 3.08:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4900171

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

Yukon Gear & Axle Ring and Pinion Sets YG GM14T-342 GM 10.5 in. (14-bolt) 3.42 Gears

Ring & Pinion Gear, 3.42 Ratio, GM, 10.5 in. 14-Bolt, Set

Part Number: YGA-24466

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

Motive Gear Ring and Pinion Sets GM10-308 GM 8.5/8.6 in. 3.08 Gears

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

Part Number: MGR-GM10-308

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

Motive Gear Performance Ring and Pinion Sets G885411IFS GM 8.25 in. IFS 4.11 Gears

Gear, Ring and Pinion, 4.11:1 Ratio, GM, 8.25 in., Set

Part Number: MGR-G885411IFS

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Sep 22, 2025 if ordered today

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Estimated Ship Date: Sep 22, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Richmond Gear EXCel Ring and Pinion Sets GM825410 GM 8.25 in. IFS 4.10 Gears

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tuesday 9/2/2025

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Yukon Gear & Axle Ring and Pinion Sets YG GM14T-321 GM 10.5 in. (14-bolt) 3.21 Gears

Ring and Pinion Gears, GM 10.5 in. (14-bolt), 3.21:1 Ratio, 30-spline, Standard Ring Gear Rotation, Rear, Chevrolet, GMC, Set

Part Number: YGA-24465

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

Yukon Gear & Axle Grizzly Lockers Dana 44 YGLD44-4-30

Grizzly Locker, Dana 44, 30 Spline, 3.92 Up Ratio, Each

Part Number: YGA-28001

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

Yukon Gear & Axle Master Overhaul Kits YK GM9.5-B

Ring and Pinion Gear Installation Kit, Master Overhaul, 30 Spline, GM 9.5 in., Kit

Part Number: YGA-14097

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 2, 2025 if ordered today

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Estimated Ship Date: Oct 2, 2025 if ordered today

Motive Gear Performance Ring and Pinion Sets G885308 GM 8.5/8.6 in. 3.08 Gears

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

Part Number: MGR-G885308

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Sep 22, 2025 if ordered today

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Estimated Ship Date: Sep 22, 2025 if ordered today

Yukon Gear & Axle Master Overhaul Kits YK GM9.5-A

Ring and Pinion Gear Installation Kit, Master Overhaul, 30 Spline, GM 9.5 in., Kit

Part Number: YGA-14096

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

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Estimated Ship Date: Oct 2, 2025 if ordered today

Yukon Gear & Axle Ring and Pinion Sets YG GM8.5-308 GM 8.5/8.6 in. 3.08 Gears

Ring and Pinion Gears, 3.08:1 Ratio, 30-spline, Standard Rotation, GM 8.5/8.6 in., Set

Part Number: YGA-24492

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 2, 2025 if ordered today

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Estimated Ship Date: Oct 2, 2025 if ordered today