Performance & Replacement Transmission & Drivetrain Parts

Gasket, THM400 Pump, Fiber, GM, Each

Part Number: ATI-405380-30

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Estimated Ship Date: Today

Automatic Shifter, Floor Mounted, Detent, 8.000 in. Single Bend Chrome Stick, 3/8-24 in., Brushed Mushroom Knob, TH400, Each

Part Number: LOK-FM400EM

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Estimated Ship Date: Today

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Torque Converter Bolts, Hex, Steel, Black Oxide, 3/8-24 in. Thread, Powerglide, TH350, TH400, Chevy, Set of 3

Part Number: SPE-4697

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Automatic Transmission Kickdown Cable, Hi-Tech, Black Vinyl, Natural Aluminum Fittings, GM, 700R4, Kit

Part Number: LOK-KD-2700TPU

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Automatic Transmission Rebuild Components, GM Genuine Parts, Fluid Pump Seal, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Olds, Pontiac, Saab, Each

Part Number: ADO-24208664

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Estimated Ship Date: Today

• $20.00 Summit Bucks

Automatic Transmission Kickdown Cable, Braided Stainless Steel Jacket, Fuel Injection, Tuned-Port, GM, TH350, Kit

Part Number: SUM-200033

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Intermediate Pressure Plate, TH-400, Use with stock drum in SUM-700405 case

Part Number: SUM-700405-IPP

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Estimated Ship Date: Today

Automatic Transmission Oil Pump Gasket, 700R4, 4L60, MD8, Each

Part Number: ADO-12337931

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Automatic Transmission Turbine Shaft Ball Check Valve, 4L60, 700R4, TH200-4R, MD8, Each

Part Number: ADO-8685839

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Estimated Ship Date: Today

• $20.00 Summit Bucks

Factory Shifter Conversion, 30 in. Cable, Buick, Kit

Part Number: SIW-SC207

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Estimated Ship Date: Nov 24, 2025 if ordered today

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SHIFTER

Part Number: SIW-SW230CB

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Shifter, 1977-82 C3 Corvette, 3 or 4-Spd Auto Shifter Package, TH350, TH400, 200-4R, THM700-R4, 4L60E, 4L65E, 4L70E, 4L75E, 4L80E, 4L85E

Part Number: SIW-SW270-C3B

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Estimated Ship Date: Nov 24, 2025 if ordered today

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SHIFTER CONVERSION KITS, AUTOMATIC TRANSMISSION, Horseshoe Shifter kit TH350 & TH400. Includes Neutral Safety

Part Number: SIW-SW1004

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Shifter, 1968-70 Chevelle 4-Spd Automatic Reverse Valve Body Shifter Package, features Slap-Shift function

Part Number: SIW-SW1013-RVB

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Shifter, 1971-72 Chevelle 4-Spd Automatic Reverse Valve Body Shifter Package, features Slap-Shift function

Part Number: SIW-SW1014-RVB

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Shifter Linkage Rod, TH350, Chevy, Each

Part Number: SIW-SW435

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Yoke, Steel, 27-Spline, Spicer 1310, GM, Muncie, Saginaw, Each

Part Number: AAF-ALL69044

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Torque Converter, 30-spline, Furnace-brazed, Balanced, 10 in. Diameter, 10.750 in. Bolt Pattern, TH350, TH400, Each

Part Number: AAF-ALL26902

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Automatic Transmission Rebuild Kits, Automatic Transmission Master Repair Kits, Clutches, Gaskets, Seals, 2nd Design Transmissions, Chevy, GMC, Kit

Part Number: ATP-CMS23

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 24, 2025 if ordered today

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Transmission Dipstick, Tube, Locking, OEM Long-style, Bellhousing Mount, Black, Chevy, TH350, Set

Part Number: MOR-41302

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Torque Converters, Reman., OEM Style, 1.875 in. Slotted Hub, 3 Pad Mount, 13.00 in. Dia., Stock Stall, Buick, Cadillac, Oldsmobile, Pontiac, Each

Part Number: CCV-TQBU2

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Estimated Ship Date: Jan 8, 2026 if ordered today

• Core Charge $75.00
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Flexplate, Superplate, 130-tooth, Steel, Internal Engine Balance, SFI 29.2, Chrysler, Dodge, Plymouth, Each

Part Number: ATI-915549

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Estimated Ship Date: Nov 28, 2025 if ordered today

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Torque Converter, Super StreetFighter, Chevy, Buick, Oldsmobile, Pontiac, TH350/TH375/TH400, Each

Part Number: TCI-242100

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Transmission Dipstick, Locking, Steel/Plastic, Gold Dichromate/Black, Buick, Oldsmobile, Pontiac, TH400, Each

Part Number: TCI-743803

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Dec 18, 2025 if ordered today

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GM TORQUE CONVERTER 4L60/4L60E/700R4, TRIPLE CLUTCH 3800 STALL

Part Number: FTI-SRLT6391-3

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Estimated Ship Date: Dec 12, 2025 if ordered today

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