Transmissions & Transmission Parts

Transmission Dipstick, Natural Braided Stainless Steel Tube, Polished Handle, Bellhousing Mount, TH400, Each

Part Number: SUM-703103

Not Yet Reviewed

Estimated Ship Date: Today

Cover, Accumulator Piston, GM, TH350, TH350C, Each

Part Number: SOX-35988-01K

5.0 out of 5 stars ( 14 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

Flexplate, Replacement, 168-Tooth, Steel, Chevy, Small Block, GM V6, Each

Part Number: ATP-Z166

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Today

Flexplate, 153-Tooth, Steel, Internal Balance, 2 Piece Rear Main Seal, Chevy, Non-SFI, Each

Part Number: PIO-FRA112

5.0 out of 5 stars ( 19 )

Estimated Ship Date: Today

Case Bushing, TH400, 4L80E, 4L85E, Each

Part Number: SOX-34006-SP

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

Kit Spare Transmission Seal-Up Powerglide/TH350/TH400

Part Number: TCI-890900

4.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

Transmission Upgrade Kit, Transpak, GM, 700R4, 4L60, Each

Part Number: BMM-70235

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Today

• Free Shipping

Torque Converter Bolts, 7/16-20 in. x 1.00 in., Hex Head, Steel, Buick, Chevy, Oldsmobile, Pontiac, TH400, Kit

Part Number: TCI-745500

4.33 out of 5 stars ( 9 )

Estimated Ship Date: Today

Transmission Dipstick, Braided Stainless, Polished Billet Aluminum, GM TH350, Push-In Style, Each

Part Number: TRD-8138

4.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

Valve Body Compu-Flow Street/Strip TH-400

Part Number: ATI-403100

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Detent Cable, Adjustable, 28-48 in. Length, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: ATP-Y752

3.9 out of 5 stars ( 20 )

Estimated Ship Date: Today

Transmission Upgrade Kit, Trans-Scat, Buick, Chevy, GMC, Oldsmobile, Pontiac, 700R4, Each

Part Number: TCI-376000

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

Throttle Valve Cable, Black Vinyl Jacket, 41.750 in. Length, Chevy, TH350, Each

Part Number: OER-342486

4.5 out of 5 stars ( 10 )

Estimated Ship Date: Today

Sprag, Roller Type, Steel, for GM TH400 Automatic Transmission (1966 and Later), Each

Part Number: ATI-405350

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

BEARING KIT

Part Number: SOX-SBKG12

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

Modulator Delete Plug, GM, TH400, TH350, Billet Aluminum, Each

Part Number: ICB-551907

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Automatic Transmission Kickdown Kit, Carburetor/Fuel Injection, Buick, Chevy, Oldsmobile, Pontiac, 700R4, Kit

Part Number: BMM-70242

3.8 out of 5 stars ( 10 )

Estimated Ship Date: Today

Transmission Fluid Dipsticks, Twist Loc, Bellhousing/Firewall Mount, Stainless Steel Tube, Aluminum Handle, 19.00 in. Length, Chevrolet, Ford, Each

Part Number: AUL-9928

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Transmission Dipstick, Black Braided Stainless Steel Tube, Black Handle, Bellhousing Mount, TH400, Each

Part Number: SUM-703103B

Not Yet Reviewed

Estimated Ship Date: Today

Flexplate, 168-Tooth, Internal Engine Balance, 1-Piece Rear Main Seal, SFI 29.2, Chevy, Each

Part Number: TCI-399853

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Front Pump, TH400 Pump, Bolt-in, Forged Steel, GM, Each

Part Number: TOS-4063

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Transmission Modulator Valve, GM, TH300, TH350, TH400, Each

Part Number: ATP-JX66

5.0 out of 5 stars ( 13 )

Estimated Ship Date: Today

Flexplate, 168-tooth, Steel, External Balance, Chevy, GMC, 7.4L, Each

Part Number: ATP-Z231

3.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

Automatic Transmission Component, Center Support Bushing, Bronze, Split Ring, GM, TH400, Each

Part Number: ATI-407252

Not Yet Reviewed

Estimated Ship Date: Today

Automatic Transmission Kickdown Cable, 43.86 in. Length, TH350, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: PIO-CA-1951

2.33 out of 5 stars ( 3 )

Estimated Ship Date: Today