Performance & Replacement Transmission & Drivetrain Parts

Axle Shaft, Rear, C-Clip, 1541H Alloy, 30 Spline, 31.438 in. Length, GM 8.875 in., ChevyGMC, Pickup/SUV, Each

Part Number: YGA-21256

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

Wheel Hub and Bearing Assembly, Front, 6 Lug, Chevy, GMC, Each

Part Number: MOG-515024

4.75 out of 5 stars ( 16 )

Estimated Ship Date: Today

• Free Shipping
• $20 Summit Bucks

Gear, Ring and Pinion, 4.56:1 Ratio, 1.375 in. Pinion, 26 Spline, 8.500 in. Ring Gear, Dana 44, Set

Part Number: YGA-24036

Not Yet Reviewed

Estimated Ship Date: Today

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Differential Cover, 12-bolt, Steel, Natural, GM 8.875 in. Passenger Car, Each

Part Number: AMD-W-577

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Today

Torque Converters, Remanufactured, OEM Style, 1.750 in. Slotted Hub, 3 Pad Mount, 12.00 in. Diameter, 1,654 Stall, 27 Spline Input, Avanti, GM, Each

Part Number: CCV-TQBU15A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Core Charge $75.00
• Free Shipping

U-Joint Fasteners, Straps, S44/GM 3RL Style, Steel, 1.125 in. Bearing Cap O.D., Buick, Cadillac, Chevy, Kit

Part Number: SDH-2-70-48X

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Shifter Installation Kit, Competition Plus, Saginaw, 441, Chevy, Kit

Part Number: HUU-3737919

4.86 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Axle Shaft, Rear, 4340 Chromoly, 30-spline, 35.000 in. Length, Full Floating, GM 10.5 in (14-bolt), GM 11.5 in

Part Number: YGA-21716

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Ring and Pinion Gears, 3.54:1 Ratio, 29-spline, Standard Ring Gear Rotation, Dana 60, Set

Part Number: SPZ-36073

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Differential Carrier, Dura Grip Positraction, Clutch-type, 30-spline, Rear, GM 8.875 in. (12-bolt) Passenger Car, Each

Part Number: YGA-26013

Not Yet Reviewed

Estimated Ship Date: Today

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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: Today

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Differential Cover, Dana 80 Axle, Nodular Iron, Gray Powedercoated, Each

Part Number: SDH-10023537

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Differential Cover, Rear, 12-bolt, Aluminum, Black Anodized, GM 8.875 in. Truck, Each

Part Number: BMM-71504

2.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Clutch Assembly, StreetPro, 12 in. Dia., 1.125 in. Dia. x 10-Spline Input Shaft, Sgl. Full Face Organic Disc, Diaph. Pressure Plate, B-O-P, Chevy, Kit

Part Number: MCL-75128

Not Yet Reviewed

Estimated Ship Date: Today

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Clutch Fork Pivot Ball, Adjustable, Steel, Black Oxide, GM, Each

Part Number: MCL-16908

2.7 out of 5 stars ( 20 )

Estimated Ship Date: Today

Billet Carrier Bearing, Chevy, GMC, Each

Part Number: WST-BCB-6372

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 8.25 in., Set

Part Number: MGR-G885373IFS

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, 4.10:1 Ratio, GM, 12-Bolt Truck, 4 Series, Set

Part Number: RMG-6902041

Not Yet Reviewed

Estimated Ship Date: Today

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Gear, Ring and Pinion, 5.38:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-7900291

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Bearing Race, Pinion, 3.250 in. Diameter, Each

Part Number: TMK-M802011

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Automatic Transmission, Forward Shift Pattern, Automatic, Manual Valve Body, Chevy, TH400, Each

Part Number: HUP-34-1

3.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Core Charge $200.00
• Free Shipping

Differential, Posi Performance, Electric Locker, 30-Spline, GM, 8.5 in., Each

Part Number: ETN-19659-010

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Gears,USA Standard 8.5" GM, 3.73 Ratio Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals. Fits 1.625" Carrier Bearing Journal

Part Number: SPZ-10723

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 20, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pressure Plate, Centerforce I, Diaphragm, 11 in. Disc Diameter, Buick, Chevy, Dodge, Ford, GMC, Oldsmobile, Pontiac, Each

Part Number: CTF-CF165552

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Clutch Disc, Dual Friction, 1.125 in.- 26-spline, 12 in. Diameter, Buick, Cadillac, Chevy, GMC, Olds, Pontiac

Part Number: CTF-DF382612

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping