Performance & Replacement Transmission & Drivetrain Parts

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

Universal Joint, S44/GM 3RL Style, Greasable, Steel, Each

Part Number: MOG-534G

4.25 out of 5 stars ( 12 )

Estimated Ship Date: Today

Transmission Pan, Stock, Aluminum, EDP Coated Black, GM TH400, Each

Part Number: MRG-9796BMRG

3.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, 5.14:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-79-0027-1

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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1965-72 Chevrolet; Flywheel Converter Cover; with Turbo 400 Transmission

Part Number: OER-3868810

Not Yet Reviewed

Estimated Ship Date: Today

Gear, Ring and Pinion, 4.11:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-79-0099-1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Crate Axle, 55-57 GM B-Body Centurion 9-Inch, Black PC, 31-Spline, 3.50 Ratio, Currie Twin Track, 11" Explorer Disc

Part Number: CUR-CR-GB135TEBB

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 8, 2026 if ordered today

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• Special Order

Ring and Pinion-GM 8.5/8.625

Part Number: MGR-GM10-373A

Not Yet Reviewed

Estimated Ship Date: Today

• Special Offer!
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Gear, Ring and Pinion, 3.42:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4902781

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Torque Converters, MR Series, 1.703 in. Crank Pilot Diameter, 30-spline, 9.500 in. Diameter, Race Usage, TH350, TH400, Each

Part Number: FTI-MR6082

Not Yet Reviewed

Estimated Ship Date: Today

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Clutch Kit, Super StreetPro, 1.125 in. - 10-spline, Organic/Ceramic Disc, 12.00 in. Disc Diameter, Pressure Plate, Buick, Chevy, Olds, Pontiac, Kit

Part Number: MCL-75228

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Differential Pinion Yoke, 30-spline Inner, Steel, U-bolt Style, Each

Part Number: YGA-41085

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Torque Converter, Nitrous Holeshot, 3,500-3,800 rpm Stall Range, 30-spline, THM350/THM400, Each

Part Number: BMM-20485

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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GM NON LOCK-UP TH350, TH400 2800-3000 STALL

Part Number: FTI-SR3082

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Clutch Kit, Organic, 1-1/8 in. Shaft, 10-Spline, 10-3/8 in. Diameter Disc, GM, Chevy, Kit

Part Number: SUM-700806

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Gear, Ring and Pinion, 3.42:1 Ratio, 1.625 in. Pinion, 30 Spline, 8.500 in. Ring Gear, GM 8.5/8.6 in., Set

Part Number: YGA-24157

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Vent, push-in, Axle, Transmission case

Part Number: RNB-14689

4.77 out of 5 stars ( 13 )

Estimated Ship Date: Today

Clutch Disc, Organic, 1 1/8 in. Diameter Shaft, 10-Spline, 11 in. Disc, GM, Each

Part Number: CTF-383735

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Automatic Shifter, Pro Ratchet, Chevy, Powerglide, 2 Speed, Each

Part Number: BMM-80840

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

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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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U-Joint, Spicer 1310 Style, Greasable, Steel, Round Plain Type A/Type B Bearing Caps, for Nissan, AMC, Chevy, Ford, GMC, Jeep, Olds, Pontiac, Each

Part Number: SCY-25-153X

Not Yet Reviewed

Estimated Ship Date: Today

Clutch Pilot Bushing, Solid, Brass, Buick, Chevy, GMC, Each

Part Number: PIO-PB-656-HD

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Today

Flywheel, Billet Aluminum, 153-Tooth, Internal Engine Balance, 14.000 lbs., 2-Piece Rear Main Seal, SFI 1.1, Chevy, V8, Each

Part Number: RAM-2511

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Flywheel Counterbalance Weights, GM, Sold as a Kit

Part Number: MCL-560222

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

Clutch Kit, Organic, 1 1/8 in.- 10-Spline, 10.4 in. Disc, Buick, Chevy, GMC, Oldsmobile, Pontiac, L6, V6, V8

Part Number: ZZZ-MU1675-1

4.22 out of 5 stars ( 18 )

Estimated Ship Date: Today