1987 GMC 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

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 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 )

Estimated Ship Date: Tomorrow

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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: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Sets YG GM9.5-513 GM 9.5 in. 5.13 Gears

Ring & Pinion Gear, 5.13 Ratio, GM, 9.5 in., 14-Bolt, Set

Part Number: YGA-24170

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

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: Tomorrow

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Yukon Gear & Axle Dura Grip Positraction Carriers Dana 60/61 YDGD60-3-30

Differential Carrier, Dura Grip Positraction, Clutch-type, 30-spline, Nodular Iron, Dana 60, Dana 61, Each

Part Number: YGA-26037

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Motive Gear Master Ring and Pinion Installation Kits R7.5GRMKT

Ring and Pinion Installation Kit, Master Kit, GM 7.5 in., 7.625 in., Kit

Part Number: MGR-R75GRMKT

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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FAG USA Multi-Purpose Oil Seals SS2569

Seal, Nitrile Rubber, Red, 1.50 in. Shaft, Each

Part Number: FWB-SS2569

Not Yet Reviewed

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Hays Street 450 Clutch Conversion Kits 91-1006

Clutch Kit, Hays Street 450 Clutch, 10-spline, 12 in. Disk, Diaphragm Pressure Plate, Chevy/GMC, Kit 10-spline

Part Number: HAY-91-1006

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

Yukon Gear & Axle Mighty Axle Seals YMS415960

Axle Seal, Mighty, Front Inner, Dana 50 IRS, Dana 60, Standard Rotation, 30-spline, 35-spline, Each

Part Number: YGA-30060

Not Yet Reviewed

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Hurst Master Overhaul Ring and Pinion Installation Kits 02-120

Ring and Pinion Installation Kit, Master Kit, GM, 8.875 in., 30-Spline Pinion, Truck, Kit

Part Number: HUU-02-120

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Motive Gear Super Ring and Pinion Gear Installation Kits R10CRSKT

Ring and Pinion Installation Kit, Super Kit, GM, 8.2 in., Kit

Part Number: MGR-R10CRSKT

Not Yet Reviewed

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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

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Moog U-Joint Fasteners 331-10

U-Bolts, Steel, Fits 330 and 331 U-Joints, Pair

Part Number: MOG-331-10

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Yukon Gear & Axle Ring and Pinion Sets YG GM7.5-342 GM 7.5/7.6 in. 3.42 Gears

Gear, Ring and Pinion, 3.42:1 Ratio, 1.438 in. Pinion, 27 Spline, 7.500 in. Ring Gear, GM 7.5/7.6 in., Set

Part Number: YGA-24145

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Richmond Gear Differential Carrier Rebuild Kits XL-4058

Differential Carrier Gear Kit

Part Number: RMG-XL-4058

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

ACDelco Carrier Bearings 23243839

Differential Bearing, Tapered Roller, Steel, Stock Replacement, GM, Each

Part Number: ADO-S1420

Not Yet Reviewed

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Sachs Stock Replacement 168-Tooth Flywheel NFW1023

Flywheel, Replacement, 168-tooth, 6-bolt, Cast Iron, 14.150 in. Diameter, Chevrolet, Each

Part Number: SXR-NFW1023

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Dura-Bond Automatic Transmission Bushings 44034TG

Transmission Bushing, Actual OD - 2.0035; Length - 0.605; Max Wall - 0.0622

Part Number: DUR-44034TG

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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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

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 2026 if ordered today

ACDelco Gold Universal Joints 19470446

Universal Joint, Gold, Greasable, Steel, Round Plain, for Nissan, Chevy, Chrysler, Dodge, Ford, GMC, Jeep, Mazda, Plymouth, Ram, Suzuki, Toyota, Each

Part Number: ADO-45U0106

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Dorman Pinion Shaft Fasteners 81048

Differential Shaft Lock Bolt, Steel, Cadillac, Chevy, GMC, Ford, Mercury, Each

Part Number: RNB-81048

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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USA Standard Gear Driveshafts ZDS9339

Driveshaft, Front, 2-piece, Assembled, Balanced, Steel, 29.500 in. Length, Chevrolet, GMC, Each

Part Number: SPZ-44293

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

Motive Gear Ten Factory Axle Shafts MG20127B

Axle Shaft, Direct Fit, 4340 Chromoly, 19-Spline, 9.940 in. Length, Chevy, GMC, Jeep, Each

Part Number: MGR-MG20127B

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Yukon Gear & Axle Bearings AK 1561GM

Axle Bearing, 2.985 in. O.D., GM, 9.5 in. Outer, Each

Part Number: YGA-10003

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Currie 9 in. Crate Rear End Assemblies CR-GG137TEBB

Crate Axle, 78-88 GM G-Body Centurion 9-Inch, Black PC, 31-Spline, 3.70 Ratio, Helical Limited Slip, 11" Explorer Disc

Part Number: CUR-CR-GG137TEBB

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today