1990 Differential & Rear-End Components Transmission & Drivetrain - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Dorman 4WD Differential Actuators 600-490

4WD Actuator And Wiring Harness Upgrade Kit

Part Number: RNB-600-490

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

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Estimated Ship Date: Apr 8, 2026 if ordered today

USA Standard Gear Bearing Kits ZPKGM8.5

8.5" GM PINION KIT, KOYO BRGS

Part Number: SPZ-60012

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Yukon Gear & Axle 4340 Chromoly Axles for 1988-1997 F-350 - YA W48204

Yukon 4340 Chromoly inner axle for Dana 60

Part Number: YGA-21378

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Motive Gear Basic Ring and Pinion Gear Installation Kits R10RTPK

Ring and Pinion Installation Kit, Basic, GM 8.5 in., Front/Rear, Kit

Part Number: MGR-R10RTPK

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

USA Standard Gear ZG Series Ring and Pinion Sets ZG D70-373 Dana 70 3.73 Gears

Ring and Pinion Gears, 3.73:1 Ratio, 29-spline, Standard Ring Gear Rotation, Dana 70, Set

Part Number: SPZ-36088

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Yukon Gear & Axle 27 Spline Differential Carrier Cases Dana 30 YC D706008-X

Dana 30 Standard Open case, 3.73 & up, bare.

Part Number: YGA-20114

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Drake Differential Girdles 5R3Z-4033-B

Differential Covers, Differential Girdles, 10-bolt, Aluminum, Natural, Ford 8.8 in., Each

Part Number: DMG-5R3Z-4033-B

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ Differential Support Covers SME-8510500

4.75 out of 5 stars ( 21 )

Estimated Ship Date: Today

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USA Standard Gear ZG Series Ring and Pinion Sets ZG D60-586 Dana 60 5.86 Gears

USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offe

Part Number: SPZ-36315

Not Yet Reviewed

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 Master Overhaul Kits YK GM14T-B

Ring and Pinion Gear Installation Kit, Master Overhaul, 30 Spline, GM 10.5 in., Kit

Part Number: YGA-14071

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Motive Gear Differential Pinion Bearing Kits R10CRPK

Pinion Bearing Kit, PBK GM 8.2" CAR '64-'72

Part Number: MGR-R10CRPK

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Spicer Drivetrain Products Differential Rebuild Components 30275

Pinion Thrust Washer, 1.500 in. Outside Diameter, 0.898 in. Inside Diameter, Each

Part Number: SDH-30275

Not Yet Reviewed

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Richmond Gear EXCel OEM Replacement Axle Shafts 92-25148

Axle Shaft, OEM Replacement, 33-Spline, 33.125 in. Length, Chevy, GMC, 9.5 in., Rear, Each

Part Number: RMG-92-25148

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Gear and Differential Combos YGK2245

Ring and Pinion Gears,Yukon Gear & Axle 7.5"/7.625" GM, 3.42 Ratio Rear Ring & Pinion GearInstall Kit 28 Spline and 2.25" OD Axle Bearings & Seals

Part Number: YGA-10645

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

USA Standard Gear ZG Series Ring and Pinion Sets ZG D60-373 Dana 60 3.73 Gears

Ring and Pinion Gears, 3.73:1 Ratio, 29-spline, Standard Ring Gear Rotation, Dana 60, Set

Part Number: SPZ-36074

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

USA Standard Gear ZG Series Ring and Pinion Sets ZG F8.8-308 Ford 8.8 in. 3.08 Gears

8.8" FORD 3.08 R&P ** USA STANDARD GEAR **

Part Number: SPZ-36120

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

Crown Automotive Differential Cover Plugs 5252504

Differential Cover Plug, Button Head, Rubber, Chrysler, Dodge, Jeep, Mitsubishi, Each

Part Number: CWA-5252504

Not Yet Reviewed

Estimated Ship Date: Today

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Yukon Gear & Axle Ring and Pinion Gear and Differential Combos YGK2041

Ring and Pinion Gears,Yukon Gear & Axle 8.8" Ford, 4.56 Ratio Rear Ring & Pinion Gearand 2.53" OD Axle Bearings & Seals

Part Number: YGA-10436

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Yukon Gear & Axle Third Member Complete Assembly YDATV6-373YDG

DROP OUT ASSEMBLY

Part Number: YGA-13270

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

SVL Drivetrain Spider Gear Kits 10020477

Differential Carrier Rebuild Kits and Spider Gears, GM 8.5 in., Side Gears, Rear, Open, 28-spline, 10-bolt, GM 8.5 in., Kit

Part Number: SVL-10020477

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

Crown Automotive Ring and Pinion Gear and Installation Kit Combos 83502353 Dana 30 4.10 Gears

Crown Automotive Ring and Pinion Gear and Installation Kit Combos 83502353 Dana 30 4.10 Gears

Ring and Pinion Gears, 4.10:1 Ratio, 26-spline, Reverse Rotation, Installation Kit, Front, Dana 30, Jeep, Kit

Part Number: CWA-83502353

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

USA Standard Gear ZG Series Ring and Pinion Sets ZG TV6-529K Toyota V6 5.29 Gears

Gear, Ring and Pinion, 5.29:1, Toyota, 8 in., V6, Set

Part Number: SPZ-36321

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

Richmond Gear EXCel Ring and Pinion Sets GM75342TK GM 7.5/7.625 in. 3.42 Gears

Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75342TK

Not Yet Reviewed

Estimated Ship Date: Today

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Yukon Gear & Axle 10 Bolt Dana 30 Differential Cover YP C1-D30-STD

Differential Cover, 10-bolt, Steel, Chrome, Dana 30, Standard Rotation Only, Each

Part Number: YGA-32003

Not Yet Reviewed

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SKF Bearings Tapered Cone Bearings BR35

Differential Carrier Bearings, Tapered Roller, Race, Steel, Each

Part Number: SKF-BR35

Not Yet Reviewed

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Yukon Gear & Axle Zip Lockers Dana 60/61 YZLD60-3-35

Zip Locker, Air Locker, Dana 60/61, 35 Spline, 4.10 Down Ratio, Each

Part Number: YGA-34022

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today