Performance & Replacement Transmission & Drivetrain Parts

Clutch Kit, Street Extreme, 1.125 in. - 26-spline, Ceramic Disc, Pressure Plate, Buick, Chevy, Pontiac, Kit

Part Number: MCL-75325

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/9/2026

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Hub Conversion, Manual to Automatic, Ford, Lincoln, Pair

Part Number: RCV-IWE-FD

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Flexplate, OE Replacement, 168-Tooth, 14.00 in. Diameter, Internal Balance, Steel, Chevy, LS, 4L80E/TH350/TH400, Each

Part Number: ADO-19260102

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 2/9/2026

Driveshaft, Rear, Balanced, One-piece, Assembled, Aluminum, 67-69 Chevy Camaro, Pontiac Firebird, TH400, M-22 4 Speed, Each

Part Number: SUM-790400

4.0 out of 5 stars ( 18 )

Estimated Ship Date: Monday 2/9/2026

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Transmission Pan, Stock Depth, Aluminum, Black Powdercoated, Finned, TH350, GM, Chevy, Oldsmobile, Pontiac, Each

Part Number: SUM-G3890B

3.92 out of 5 stars ( 25 )

Estimated Ship Date: Monday 2/9/2026

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Third Member, 4.11:1 Gear Ratio, Currie TwinTrac, 31-Spline, Nodular Iron Case, Big Bearing Pinion Support, 1350 Yoke, Each

Part Number: CUR-CE-9CT411S50

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Bellhousing, Chevy Big/Small Block/LS/4.3L V6 to Reid Superglide Case, SFI 30.1 Certified, Aluminum, Each

Part Number: REI-BH001

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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Transmission Dipstick, Locking, Steel, Natural Finish, Chevy, 4L80E, Each

Part Number: SUM-702210

3.34 out of 5 stars ( 44 )

Estimated Ship Date: Monday 2/9/2026

Transmission Pan, Deep, Aluminum, Natural, Finned with Summit® Logo, Buick, Chevy, Oldsmobile, Pontiac, TH400, Each

Part Number: SME-1001

4.42 out of 5 stars ( 45 )

Estimated Ship Date: Monday 2/9/2026

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Automatic Transmission Rebuild Kit, U-Build It, Steels, 4 Clutches, Gaskets, Seals, Filter, Chevy, TH400, Kit

Part Number: FTI-F4019-4

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Flywheel, Steel, 130-Tooth, 27 lbs., Internal/External Engine Balance, Mopar, L6, Big, Small Block V8, Each

Part Number: MCL-464102

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/9/2026

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Differential Cover, Aluminum, Natural, Bearing Cap Support, GM, 8.2 in., 8.5 in., 10-Bolt, Each

Part Number: SME-8510300NL

4.72 out of 5 stars ( 47 )

Estimated Ship Date: Monday 2/9/2026

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Axle Bearings, 3.150 in. O.D., 1.531 in. I.D., Ford, GM, Pair

Part Number: MSR-9508B

4.9 out of 5 stars ( 42 )

Estimated Ship Date: Monday 2/9/2026

Clutch Kit, RST Street Twin Power Pack, 1.125 in. - 26-spline, Organic Disc, Pressure Plate, Billet Aluminum Flywheel, Ford, 4.6L, 5.0L, 5.4L, Kit

Part Number: MCL-6335807

1.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/9/2026

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Differential Assembly, IRS, 3.90:1 Ratio, 230mm Ring Gear, Limited Slip, Dodge, Each

Part Number: MOP-68427798AA

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

• Core Charge $200.00
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Clutch Kit, Dual Friction, 1 1/8 in. Diameter Shaft, 10-Spline, 10.4 in. Diameter Disc, AMC/Chevy/Pontiac, Kit

Part Number: CTF-DF271739

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/9/2026

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INPUT SHAFT 300M MATERIAL

Part Number: SOX-34670-01

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Clutch Kit, StreetPro, Long Style Pressure Plate, Organic Disc, 1 1/16 in.-10-Spline, 11 in. Disc, Ford, V8, Kit

Part Number: MCL-75111

4.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 2/9/2026

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Transmission Case, TH400, Aluminum, SFI Approved, GM, Each

Part Number: SUM-700405

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Shifter, Pro Gate, 3-Speed, Automatic, Forward Shift Pattern, Black, Chevy, Each

Part Number: BMM-80889

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Monday 2/9/2026

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Flexplate, 157-Tooth, External Engine Balance, 28 oz. Imbalance, SFI 29.1, Ford, Small Block, Each

Part Number: SUM-G115SFI

5.0 out of 5 stars ( 12 )

Estimated Ship Date: Monday 2/9/2026

Automatic Transmission, Remanufactured, Reverse Shift Pattern, Manual Valve Body, Chevy, TH400, 4WD, Full Comp, Fits Trans with NP205 T-Case, Each

Part Number: TCI-212800

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Torque Converter, Holeshot, 1,900-2,000 rpm Stall Range, Ford, C-4, Each

Part Number: BMM-50448

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Axle Shafts, Ultimate CV Axles, Front, Inner and Outer, 30 Spline, 32 Spline, 4340 Chromoly, Dana 44, Jeep, Kit

Part Number: RCV-CVJ44-JK

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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Automatic Transmission Input Shaft, Torsional, Vacuum Melted 300 Steel, GM, TH400, Each

Part Number: ATI-406000

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/9/2026

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