Performance & Replacement Transmission & Drivetrain Parts

Differential Cover, Aluminum, Natural, GM, 12-Bolt 8.875 in., Truck, Kit

Part Number: SUM-730503N

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/3/2025

Manual Transmission, TKX, 5 Gears, 1.125 in. - 26-spline Input, 31-spline Output, 3.27:1 First Gear Ratio, Aluminum Case, Tremec TKX, Ford, Each

Part Number: REM-TCET18085

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/3/2025

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Flywheel, Steel, 164-Tooth, 34 lb., Internal Engine Balance, Ford, Small Block, Each

Part Number: MCL-463200

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/3/2025

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Shifter Rebuild Kit, Competition Plus Rebuild Kit, Kit

Part Number: HUU-3327303

5.0 out of 5 stars ( 14 )

Estimated Ship Date: Monday 11/3/2025

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Clutch Kit, Muscle Car, Organic, 1 1/8 in.- 26-Spline, 11 in. Disc, Buick, Chevy, GMC, Oldsmobile, Pontiac

Part Number: RAM-92764

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 11/3/2025

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Torque Converter Lockup Kit, Pressure Switch, In-line Fuse, GM, 200-4R, 700R4, 4L60, Kit

Part Number: AWW-500412

4.06 out of 5 stars ( 16 )

Estimated Ship Date: Monday 11/3/2025

Flexplate, 168-Tooth, Billet Steel, Internal Balance, GM LS Series, 6 Bolt Crank, SFI 29.2, Each

Part Number: SUM-G127SFI

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

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Shifter, Hurst Pistol-Grip Quarter Stick, Black, GM Automatic Transmissions, 700R4, 4L60, 4L60E, 4L80E, Each

Part Number: HUU-3162023

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/3/2025

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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 11/3/2025

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Transmission Pan, Stock, Steel, Black Powdercoated, Finned, TH350, Buick, Chevy, GMC, Olds, Pontiac, Each

Part Number: SUM-G3885B

4.4 out of 5 stars ( 84 )

Estimated Ship Date: Monday 11/3/2025

Torque Converter, Fast-Lap Circle Track, Chevy, TH350, Each

Part Number: TCI-242125

4.63 out of 5 stars ( 8 )

Estimated Ship Date: Monday 11/3/2025

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Automatic Transmission Valve Body, GM 4L80-E, 4L85-E, Performance, Each

Part Number: SOX-HP-4L80E-01

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

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Flexplate, Gold Series, Chromoly, 168-Tooth, Internal Engine Balance, SFI 29.1, TH350, 700R4, 4L60E, Chevy, LS, Each

Part Number: PQX-1834600

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/3/2025

Transmission Pan, Deep, Aluminum, Natural, Finned with Summit Logo, Case Fill, Ford, C-4, Case Fill, Each

Part Number: SME-1006

4.55 out of 5 stars ( 20 )

Estimated Ship Date: Monday 11/3/2025

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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 11/3/2025

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Clutch Kit, RXT, 1 1/8 in. x 26-Spline, 9.688 in. Diameter Disc, Kit

Part Number: MCL-6923-07

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/3/2025

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Differential Carrier, Dura Grip Positraction, Clutch-type, 30-spline, Nodular Iron, Rear, GM 8.875 in. (12-bolt) Truck, Chevy, GMC, Each

Part Number: YGA-26052

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/3/2025

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Automatic Shifter, Z-Gate, Chevy, Mopar, Ford, Lincoln, Mercury, Each

Part Number: BMM-80681

4.69 out of 5 stars ( 36 )

Estimated Ship Date: Monday 11/3/2025

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Differential, Eaton Detroit Truetrac, 26-Spline, GM, 7.5 in., 3.23 and Higher, Each

Part Number: ETN-911A319

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Monday 11/3/2025

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Driveshaft, Steel, 3 in. Diameter, 55 in. Length, 1350 U-Joints, 27-Spline Transmission Yoke, Kit

Part Number: SUM-730404

3.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 11/3/2025

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Automatic Transmission, Remanufactured, Forward Shift Pattern, Automatic Valve Body, Chevy, 700R4, 4WD, Each

Part Number: TCI-371400

4.11 out of 5 stars ( 9 )

Estimated Ship Date: Monday 11/3/2025

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Automatic Transmission Rebuild Kit, Hi Performance, Kolene Steels, GM, 4L60E/4L70E, 30-Spline, Kit 04 and up

Part Number: SUM-705026

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/3/2025

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Clutch Kit, Super StreetPro, Organic, Ceramic, 1 1/8 in. Diameter Shaft, 26-Spline, 12 in. Diameter Disc, Kit

Part Number: MCL-75257

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/3/2025

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Clutch Kit, Organic, 1 in. Diameter Shaft, 23-Spline, 10.5 in. Diameter Disc, Ford, V6, Kit

Part Number: RAM-88956FW

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/3/2025

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Automatic Transmission, 700R4 Level 2, 4 Gears, Automatic Valve Body, Forward Shift Pattern, 3.06 First Gear Ratio, Chevy, THM700-R4/4L60/MD8, Each

Part Number: FTI-FT7R4-2E

1.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/3/2025

• Core Charge $450.00
• Free Shipping