Transmissions

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

Part Number: SUM-G3890

3.75 out of 5 stars ( 12 )

Estimated Ship Date: Monday 12/22/2025

Transmission Dipstick, Locking, Braided Stainless/Natural, Firewall Mount, TH350, TH400, Each

Part Number: LOK-1211144

4.9 out of 5 stars ( 30 )

Estimated Ship Date: Monday 12/22/2025

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Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Natural Aluminum Fittings, Ford, Lincoln, Mercury, AOD, Kit

Part Number: LOK-KD2AODHT

4.88 out of 5 stars ( 52 )

Estimated Ship Date: Monday 12/22/2025

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Torque Converter, 30-spline, Furnace-brazed, 10.750 in. Bolt Pattern, Chevy, TH350, TH400

Part Number: AAF-ALL26906

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/22/2025

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Transmission Pan, Deep, Aluminum, Natural, 2 qt. Capacity Increase, TH400, Buick, Chevy, Olds, Pontiac, Each

Part Number: FTI-F4013

3.31 out of 5 stars ( 16 )

Estimated Ship Date: Monday 12/22/2025

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Transmission Dipstick, Braided Stainless Steel, Black, Firewall Mount, Chevy, TH350, TH400, Each

Part Number: LOK-X1211147

4.91 out of 5 stars ( 11 )

Estimated Ship Date: Monday 12/22/2025

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Flexplate, Chevy, 168-Tooth, Internal Engine Balance, 2-Piece Rear Main Seal, SFI 29.1, Each

Part Number: ATI-915541

4.85 out of 5 stars ( 34 )

Estimated Ship Date: Monday 12/22/2025

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Shift Kit, Automatic Type, Includes .500 in. Boost Valve, GM, 4L60E, Each

Part Number: TRG-4L60E-HD2

4.75 out of 5 stars ( 59 )

Estimated Ship Date: Monday 12/22/2025

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Clutch Kit, Organic Disc, 11 in. Diameter, 1-1/8 in. Shaft, 26-Spline, Buick, Chevy, Olds, Pontiac, Kit

Part Number: SUM-700808

4.68 out of 5 stars ( 22 )

Estimated Ship Date: Monday 12/22/2025

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Torque Converter Lockup Kit, Wiring Kit, Vacuum Switch, GM, 200-4R, 700R4, Kit

Part Number: TCI-376600

4.26 out of 5 stars ( 61 )

Estimated Ship Date: Monday 12/22/2025

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Automatic Transmission Trans-Brake Solenoid, Steel, Zinc Finish, Powerglide, Each

Part Number: FTI-F2515

4.38 out of 5 stars ( 8 )

Estimated Ship Date: Monday 12/22/2025

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Clutch Kit, Organic, 1-1/16 in. Shaft, 10-Spline, 10-1/2 in. Diameter Disc, Ford, Kit

Part Number: SUM-700800

4.47 out of 5 stars ( 17 )

Estimated Ship Date: Monday 12/22/2025

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Clutch Slave Cylinder, Aluminum, Black, Chevy, 5.7L, Each

Part Number: NAL-24264180

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 12/22/2025

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Transmission Dipstick, Braided Stainless Steel, Black, Firewall Mount, 24 in., Chevy, 4L60E, Each

Part Number: LOK-XTD-34L60EFM

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Monday 12/22/2025

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Bellhousing, Manual, Cast Aluminum, Natural, GM 621, Chevy, SBC, BBC, Each

Part Number: MCL-8520

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/22/2025

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Shift Improver Performance Pack, 4L60E, 4L65E, 4L70E, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: SOX-HP-4L60E-01

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/22/2025

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• $10 Summit Bucks

Transmission Dipstick, Braided Stainless Housing, Aluminum, Black Anodized Handle, 6L80E, Each

Part Number: LOK-XTD-36L80FM

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 12/22/2025

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Throwout Bearing, Hydraulic, 1.375 in. Diameter, GM Muncie,T-10, Saginaw, Tremec TKX/TKO, Kit

Part Number: SUM-7001111

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/22/2025

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Flywheels, OE Replacement, Nodular Iron, 153-tooth, 16 lbs., 6-bolt, External Engine Balance, Chevy, Pontiac, Each

Part Number: SUM-700094

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/22/2025

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Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Natural Aluminum Fittings, Ford, Lincoln, Mercury, C-6, Kit

Part Number: LOK-KD-20C6HT

4.73 out of 5 stars ( 30 )

Estimated Ship Date: Monday 12/22/2025

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Bellhousing: Manual, Cast Aluminum, Natural, GM: LS to T-56 & Magnum, Each

Part Number: SUM-700172

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Natural Aluminum Fittings, GM, TH400, Kit

Part Number: LOK-KD2400HT

4.63 out of 5 stars ( 19 )

Estimated Ship Date: Monday 12/22/2025

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Flexplate, 168-Tooth, External Engine Balance, 1-Piece Rear Main Seal, SFI 29.1, Chevy, 5.0/5.7L, Each

Part Number: TCI-399773

4.68 out of 5 stars ( 28 )

Estimated Ship Date: Monday 12/22/2025

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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 12/22/2025

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Flexplate, 168-Tooth, Steel, External Balance, 1-Piece Rear Main Seal, SFI 29.1, Chevy, Each

Part Number: PIO-871006

4.5 out of 5 stars ( 10 )

Estimated Ship Date: Monday 12/22/2025