Performance & Replacement Transmission & Drivetrain Parts

Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic...

Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic and manual transmissions for street and strip applications, torque converters and clutch sets, flexplates and flywheels, plus limited-slip differentials, spools, lockers, ring and pinion sets, driveshafts, U-joints, axles, bearings, C-clip eliminator kits, transfer cases, shift kits, and rebuild kits. We also have a wide selection of trans-brakes, shifters, cables, and accessories—everything you need to put the power to the ground, Summit style.

Showing In Stock Items. Show All Items.

Individual Parts

Part Groups

Results 1 - 25 of 2000 +

Summit Racing™ 4L60E Automatic Transmission SUM-700463

Automatic Transmission, GM Bellhousing, Automatic Valve Body, Standard Shift Pattern, Chevy, 4L60E, RWD, Aluminum Pan, LS, Each

Part Number: SUM-700463

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

Summit Racing™ 2,200-2,800 Stall Torque Converter SUM-G2703

Torque Converter, 10 in. Diameter, TH350/TH400, 2,200-2,800 Stall, Each

Part Number: SUM-G2703

4.41 out of 5 stars ( 34 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

Summit Racing™ 4L60E Automatic Transmission SUM-700461

Automatic Transmission, GM Bellhousing, Automatic Valve Body, Forward Shift Pattern, Chevy, 4L60E, RWD or 2WD, Each

Part Number: SUM-700461

3.15 out of 5 stars ( 13 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

McLeod RST Street Twin Clutch Kits 6405507

Clutch Kit, RST Street Twin, Organic, 1.125 in. - 26, Billet Steel Flywheel, Chevy, Pontiac, Small Block LS, Kit

Part Number: MCL-6405507

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

Summit Racing™ SFI-Approved 168-Tooth Flexplate SUM-G100SFI

Flexplate, 168-Tooth, Internal Engine Balance, 2-Piece Rear Main Seal, SFI 29.1, Chevrolet, V8, Each

Part Number: SUM-G100SFI

4.27 out of 5 stars ( 136 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

Summit Racing™ 2,800-3,200 Stall Torque Converter SUM-700335

Summit Racing™ 2,800-3,200 Stall Torque Converter SUM-700335

Torque Converter, Chevy, LS, 4L60E, 4L65E, 300mm, 10 in. Diameter, 2,800 - 3,200 Stall, Each

Part Number: SUM-700335

4.12 out of 5 stars ( 17 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

FTI Performance SB Series 3,200 Stall Torque Converter SB3200LS

Torque Converter, SB Series, 11.0 in. Diameter, 3,200 rpm Flash Stall, 4L60E, 4L65E, Lockup, LS Bolt Pattern, Each

Part Number: FTI-SB3200LS

4.0 out of 5 stars ( 19 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

Summit Racing™ 1,700-2,100 Stall Torque Converter SUM-G2699

Torque Converter, 12 in. Diameter, Chevrolet, TH350/TH400, 1,700-2,100 Stall, Each

Part Number: SUM-G2699

4.12 out of 5 stars ( 116 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

B&M Tork Master 2,300-2,500 Stall Torque Converter 20404

Torque Converter, Tork Master, 2,300-2,500 rpm Stall Range, Chevy, THM350/THM400, Each

Part Number: BMM-20404

4.42 out of 5 stars ( 38 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

Currie 9 in. Third Members CE-9CT370S50

Third Member, 3.70:1 Gear Ratio, Currie TwinTrac, 31-Spline, Nodular Iron Case, Big Bearing Pinion Support, 1350 Yoke, Each

Part Number: CUR-CE-9CT370S50

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

Currie 9 in. Third Members CE-9CT350S50

Third Member Complete Assembly, Ford 9 in., 3.50:1 Gear Ratio, TwinTrac, 31-Spline, Nodular Iron Case, Big Bearing Pinion Support, 1350 Yoke, Each

Part Number: CUR-CE-9CT350S50

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

BluePrint Engines SFI-Approved 168-Tooth Flexplate BPP871006

Flexplate, 168-Tooth, External Engine Balance, 1-Piece Rear Main Seal, SFI 29.1, Chevrolet, V6/V8, Each

Part Number: MLL-BPP871006

4.69 out of 5 stars ( 13 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

FTI Performance SB Series 3,000 Stall Torque Converter SB3000LS

Torque Converter, SB Series, 11.0 in. Diameter, 3,000 rpm Flash Stall, 4L60E, 4L65E, Lockup, Each

Part Number: FTI-SB3000LS

4.45 out of 5 stars ( 11 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

Summit Racing™ 2,600 Stall Torque Converter SUM-G2704-13

Torque Converter, 30-Spline, Chevy, 700R4, 4L60, 4L60E, Lockup, 2,600 Stall, Each

Part Number: SUM-G2704-13

4.23 out of 5 stars ( 13 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

Tremec TKX Manual Transmissions TCET17765

Manual Transmission, TKX, 5 Gears, 1.125 in. - 26-spline Input, 31-spline Output, 2.87:1 First Gear Ratio, Aluminum Case, Tremec TKX, Ford, Each

Part Number: REM-TCET17765

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

Summit Racing™ TH350, TH400, 700R4 Flexplate Dust Cover SUM-G3883B

Flexplate Dust Cover, Steel, Black Powdercoated, Chevy, TH350, TH400, 700R4, Each

Part Number: SUM-G3883B

3.59 out of 5 stars ( 239 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

Summit Racing™ 4WD 4L60E Automatic Transmission SUM-700464

Automatic Transmission, GM Bellhousing, Automatic Valve Body, Standard Shift Pattern, Chevy, 4L60E, 4WD, Aluminum Pan, LS, Each

Part Number: SUM-700464

3.71 out of 5 stars ( 7 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

Eaton Detroit Truetrac 30 Spline Differential AAM 11.5 Inch 14-bolt 915A568

Differential, Eaton Detroit Truetrac, 30-Spline, AAM, 11.5 in., 14-Bolt, Each

Part Number: ETN-915A568

4.64 out of 5 stars ( 11 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

Tremec TKX Manual Transmissions TCET17722

Manual Transmission Tremec TKX, 5 Speed, 26-Spline, Shifter, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: REM-TCET17722

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

Summit Racing™ Manual Transmission Bellhousing Kits SUM-700170-KIT

Bellhousing, Manual, Cast Aluminum, Natural, GM 621, with Fork, Throwout Bearing, Boot , Pivot Ball and Inspection Cover, Chevy, SBC, BBC, Kit

Part Number: SUM-700170-KIT

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

Tremec TKX Manual Transmission for Ford - TCET18086

Manual Transmission, TKX, 5 Gears, 1.063 in. - 10-spline Input, 31-spline Output, 3.27:1 First Gear Ratio, Aluminum Case, Tremec TKX, Ford, Each

Part Number: REM-TCET18086

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

Summit Racing™ 2,000-2,400 Stall Torque Converter SUM-G2701

Torque Converter, 10 in. Diameter, Chevy, TH350/TH400, 2,000-2,400 Stall, Each

Part Number: SUM-G2701

3.18 out of 5 stars ( 17 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

McLeod Street Extreme Clutch Kits 75321

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

Part Number: MCL-75321

4.36 out of 5 stars ( 11 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

Sonnax Flanged Yokes T35-GMFD-01K

Flange Yoke, Aluminum, 1350, 3-Bolt Flange, Each

Part Number: SOX-T35-GMFD-01K

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

McLeod RST Street Twin Clutch Kits for 2018-2023 MUSTANG - 6333825

Clutch Kit, RST Street Twin, 9.688 in. Disc, 1 in. 23 Spline, Ford, Kit

Part Number: MCL-6333825

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/15/2025

...Loading

Estimated Ship Date: Monday 12/15/2025

Page 1 of 80
Next