1985 CHEVROLET 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 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 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 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 10, 2026 if ordered today

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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 Ring and Pinion Sets D44-392 Dana 44 3.92 Gears

Gear, Ring and Pinion, 3.92:1 Ratio, Dana 44, Set

Part Number: MGR-D44-392

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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

Spicer Drivetrain Products Ring and Pinion Gear with Installation Kits 22105-5X Dana 44 4.55 Gears

Gear, Ring and Pinion, 4.55:1 Ratio, Dana 44, Set

Part Number: SDH-22105-5X

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Currie 9 in. Crate Rear End Assemblies CR-GG135TWAB

Crate Axle, 78-88 GM G-Body Centurion 9-Inch, Black PC, 31-Spline, 3.50 Ratio, Helical Limited Slip, 11" Wilwood 11" Dynapro Black Calipers

Part Number: CUR-CR-GG135TWAB

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Estimated Ship Date: Apr 10, 2026 if ordered today

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Yukon Gear & Axle Ring and Pinion Sets YG D44-488 Dana 44 4.88 Gears

Gear, Ring and Pinion, 4.88:1 Ratio, 1.375 in. Pinion, 26 Spline, 8.500 in. Ring Gear, Dana 44, Set

Part Number: YGA-24039

5.0 out of 5 stars ( 1 )

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Yukon Gear & Axle 30/32/35 Spline Differential Carrier Cases Dana 60 YC D707175

Yukon standard open carrier case, Dana 60, 4.56 & up

Part Number: YGA-20046

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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

Yukon Gear & Axle 1541H Alloy Axles YA G14035542

Axle Shaft, Rear, C-clip, 1541H Alloy Steel, 28-spline, 31.313 in. Length, GM 8.5 in., Chevy, GMC, Each

Part Number: YGA-21253

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 2026 if ordered today

USA Standard Gear Master Overhaul Kits ZK D44-REAR

USA Standard Master Overhaul kit Dana 44 differential, 30 spline, rear axle

Part Number: SPZ-37015

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 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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Yukon Gear & Axle Differential Carrier Replacement Parts YSPCG-001

Clutch Guide, Trac Loc, Chrysler 9.25 in., Dana 44, Dana 60, Each

Part Number: YGA-33249

5.0 out of 5 stars ( 2 )

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Currie 9 in. Crate Rear End Assemblies CR-GC737TWAB

Crate Axle, 73-87 Chevy C10 Centurion 9-Inch, 5-Lug, Black PC, 31-Spline, 3.70 Ratio, Currie Twin Track, Wilwood 11" Dynapro Black Calipers

Part Number: CUR-CR-GC737TWAB

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 2026 if ordered today

Currie 9 in. Crate Rear End Assemblies CR-GC741TWAB

Crate Axle, 73-87 Chevy C10 Centurion 9-Inch, 5-Lug, Black PC, 31-Spline, 4.11 Ratio, Currie Twin Track, Wilwood 11" Dynapro Black Calipers

Part Number: CUR-CR-GC741TWAB

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Yukon Gear & Axle 14 Bolt GM 10.5 Inch Differential Cover YP C5-GM14T

Differential Cover, 14-bolt, Steel, Natural, GM 10.5 in. (14-bolt), Each

Part Number: YGA-32345

4.0 out of 5 stars ( 1 )

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Motive Gear Differential Carrier Replacement Parts C9OZ4228A

WASHER 9" FORD S.G.

Part Number: MGR-C9OZ4228A

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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 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

USA Standard Gear Ring and Pinion Sets ZG D60-513 Dana 60 5.13 Gears

Ring and Pinion Gears, 5.13:1 Ratio, 29-spline, Standard Ring Gear Rotation, Dana 60, Set

Part Number: SPZ-36078

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Yukon Gear & Axle 4340 Chromoly Axles YA W39253

Axle Shaft, Front Inner, 4340 Chromoly, 28 Spline, 35.46 in. Length, GM 8.5 in., Each

Part Number: YGA-21366

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 2026 if ordered today

Spicer Drivetrain Products Differential Pinion Nuts 30185

Pinion Nut, Steel, 3/4 in.-16 Thread, Each

Part Number: SDH-30185

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Currie 9 in. Crate Rear End Assemblies CR-GG137TNBB

78-88 GM G-Body 9-Inch Crate, Black PC, 31-Spline Axle, 3.70 Ratio, Helical Worm Gear Differential, Brakes Not Included

Part Number: CUR-CR-GG137TNBB

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Estimated Ship Date: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 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 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 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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Richmond Gear Ring and Pinion Installation Half Kits 83-1034-B

Ring and Pinion Installation Kit, Dana 60, Kit

Part Number: RMG-83-1034-B

5.0 out of 5 stars ( 1 )

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Timken Pinion Bearings HM88542

Pinion Bearing, 1.250 in. i.d., BMW, Chevy, GMC, Dodge, Plymouth, Ford, Mercury, International, Jeep, Each

Part Number: TMK-HM88542

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