Differential & Rear-End Components Transmission & Drivetrain - Free Shipping on Orders Over $109 at Summit Racing

Eaton Posi Performance 28 Spline Differential GM 8.2 Inch 19603-010

Differential, Posi Performance, Limited Slip, 28-Spline, GM, 8.2 in., Each

Part Number: ETN-19603-010

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Summit Racing™ Ring and Pinion Gear and Installation Kit Pro Packs 14-0043 GM 7.5/7.625 in. 3.73 Gears

Combo, Richmond Gear, Ring and Pinion, 3.73:1 Ratio, GM 7.5/7.625 in., 3 Series, Install Kit, 1982-98, Kit

Part Number: CMB-14-0043

5.0 out of 5 stars ( 2 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

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: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Eaton Detroit Truetrac 30 Spline Differential GM 10.5 Inch (14-bolt) 915A545

Differential, Eaton Detroit Truetrac, 30-Spline, GM, 10.5 in. Ring Gear, 4.10 and Lower Ratios, Each

Part Number: ETN-915A545

4.58 out of 5 stars ( 12 )

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Eaton Detroit Truetrac 35 Spline Differential Ford 10.25/10.50 Inch 915A550

Differential, Eaton Detroit Truetrac, 35-Spline, Ford, 10.25 in./10.5 in., Full Floater Only, Each

Part Number: ETN-915A550

4.88 out of 5 stars ( 33 )

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Eaton Detroit Truetrac 28 Spline Differential Ford 8 Inch 912A616

Differential, Eaton Detroit Truetrac, Limited Slip, 28-Spline, Ford, 8 in., Each

Part Number: ETN-912A616

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Eaton Posi Performance 30 Spline Differential GM 8.875 Inch (12-bolt) 19554-010

Differential, Posi Performance, Limited Slip, 30-Spline, GM, 12-Bolt, 3 Series, Each

Part Number: ETN-19554-010

4.68 out of 5 stars ( 22 )

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Eaton Detroit Truetrac 33 Spline Differential GM 9.5/9.76 Inch 917A732

Differential Carrier, Detroit Truetrac, GM 9.5/9.76 in., 33-spline Axle Shaft, Designed for 3.42-3.73 Gear Ratios, Rear, Cadillac, Chevy, GMC, Each

Part Number: ETN-917A732

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Eaton Detroit Truetrac 32 Spline Differential GM 8.6 Inch IRS/ 218mm, AAM 912A686

Differential, Detroit Truetrac, 32-Spline, Chevy, 218mm AAM, Each

Part Number: ETN-912A686

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Richmond Gear Pro Gear Ring and Pinion Sets 79-0045-1 Ford 9 in. 4.11 Gears

Gear, Ring and Pinion, 4.11:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0045-1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Eaton Detroit Truetrac 30 Spline Differential Chrysler 8.75 Inch 913A572

Differential, Eaton Detroit Truetrac, 30-Spline, Chrysler, 8.75 in., Each

Part Number: ETN-913A572

4.58 out of 5 stars ( 12 )

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

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: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2238 GM 7.5/7.625 in. 3.73 Gears

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

Part Number: YGA-10638

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Eaton Posi Performance 30 Spline Differential GM 10.5 Inch (14-bolt) 19689-010

Differential, Posi Performance, Limited Slip, 30-Spline, GM, 10.5 in., Each

Part Number: ETN-19689-010

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

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: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Eaton Detroit Truetrac 34 Spline Differential Ford Super 8.8 Inch 917A739

Differential, Eaton Detroit Truetrac, Limited Slip, 34-Spline, 3.31:1 and Higher Only, Ford 8.8, Each

Part Number: ETN-917A739

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Richmond Gear Pro Gear Ring and Pinion Sets 79-0004-1 Ford 9 in. 3.70 Gears

Gear, Pro Ring and Pinion, 3.70:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0004-1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Motive Gear Ring and Pinion Sets D60-354 Dana 60 3.54 Gears

Gear, Ring and Pinion, 3.54:1 Ratio, Dana 60, Set

Part Number: MGR-D60-354

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Strange HD Pro Aluminum Case Kits P3203

Strange HD Pro Aluminum Case Kits P3203

Third Member Case Only, HD Pro Aluminum Case Kit, Ford 9 in., Aluminum, Natural, 3.250 in. Carrier Bearing Diameter, 31/33/35/40 Axle Spline, Kit

Part Number: STR-P3203

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2007 GM 8.5 in. 3.73 Gears

Ring and Pinion Gears and Installation Kit Combo, 3.73:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5 in., Rear, Cadillac, Chevy, GMC, Kit

Part Number: YGA-10402

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

RCV Ultimate CV Axles for 1984-1985 4RUNNER, 1979-1985 PICKUP - CVJ2851-PU

Axle Shafts, Ultimate CV Axles, Front, Inner and Outer, 30 Spline, 4340 Chromoly, Toyota 8.0 in., Kit

Part Number: RCV-CVJ2851-PU

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Longfield Axle Shaft and Birfield Joint Kits for 1984-1985 4RUNNER, 1979-1985 PICKUP - 301688-1-KIT

5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/6/2025

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Eaton Detroit Lockers Ford 9 Inch 187SL17B

Differential, Eaton Detroit Locker, 31-Spline, Ford, 9 in., Each

Part Number: ETN-187SL17B

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Auburn Gear Grip-N-Loc 36 Spline Differential Toyota 10.5 Inch 5460134

Differential, Auburn, Grip-N-Loc, Limited Slip, 36-Spline, Toyota, 10.5 in., Each

Part Number: AUB-5460134

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Eaton Posi Performance 28 Spline Differential GM 7.5/7.625 Inch 19599-010

Differential, Posi Performance, Limited Slip, 28-Spline, for use on GM, 7.625 in., Each

Part Number: ETN-19599-010

4.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Eaton Detroit Truetrac 32 Spline Differential Dana 44 917A736

Differential, Eaton Detroit Truetrac, Limited Slip, 32-Spline, Dana 44 M210/M220, Jeep, Ford, Each

Part Number: ETN-917A736

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2211 GM 8.2 in. 3.73 Gears

Ring and Pinion Gears,Yukon Gear & Axle 8.2" GM, 3.73 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals

Part Number: YGA-10611

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

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Estimated Ship Date: Monday 10/6/2025