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Transmission & Drivetrain
Performance & Replacement Transmission & Drivetrain Parts

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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 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.  

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.

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

Part Number: SUM-G100SFI

( 112 )

Estimated Ship Date: Today

$63.99

Estimated Ship Date: Today

Torque Converter, 30-spline Input, 10 in. Diameter, 2,800-3,200 Stall, TH350, TH400, Each

Part Number: SUM-G2698

( 57 )

Estimated Ship Date: Today

$199.99

Estimated Ship Date: Today

Front Axle Actuator, Posi-Lok, Dodge, Pickup, Kit

Part Number: POS-400

( 130 )

Estimated Ship Date: Today

$167.49

Estimated Ship Date: Today

Shifter, Stealth Magnum Grip Pro Stick, Cable Operated, Gate, 3-Speed, Forward Pattern, Each

Part Number: BMM-81052

( 36 )

Estimated Ship Date: Today

$329.95

Estimated Ship Date: Today

Torque Converter, Tork Master, 2,000 rpm Stall, Chevy, TH400/TH375/TH350/TH375B, Each

Part Number: BMM-20400

( 56 )

Estimated Ship Date: Today

$190.95

Estimated Ship Date: Today

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

Part Number: SUM-G3883B

( 174 )

Estimated Ship Date: Today

$30.99

Estimated Ship Date: Today

Flexplate and Hub Extension, 168-Tooth, LS Chevy Engine to GM Transmission, Each

Part Number: ADD-712500A

( 37 )

Estimated Ship Date: Today

$174.35

Estimated Ship Date: Today

Locking Hubs, Manual, Premium, Aluminum, Chrome, Black Dial, Chevy, Dodge, Ford, International, Jeep, Pair

Part Number: WRN-20990

( 81 )

Estimated Ship Date: 4/19/2021 if ordered today

$147.99

Estimated Ship Date: 4/19/2021 if ordered today

Automatic Shifter, StarShifter, Chevy, Mopar, Ford, Lincoln, Mercury, Each

Part Number: BMM-80675

( 130 )

Estimated Ship Date: Today

$243.95

Estimated Ship Date: Today

Shift Kit, Automatic Type, GM, 4L80E, 4L85E, Forward/Standard Shift Pattern, Each

Part Number: TRG-4L80E-HD2

( 49 )

Estimated Ship Date: Today

$131.99

Estimated Ship Date: Today

Flywheel Bolts, Pro Series, Chromoly, Black Oxide, 12-Point, 7/16 in. x 1.0 in., Chevy, Ford, Set of 6

Part Number: ARP-200-2802

( 63 )

Estimated Ship Date: Today

$17.99

Estimated Ship Date: Today

Differential, Eaton Detroit Truetrac, Limited Slip, 30-Spline, GM, 8.5/8.6 in., 2.73 & up, Each

Part Number: DTL-913A481

( 161 )

Estimated Ship Date: Today

$517.63

Estimated Ship Date: Today

Torque Converter, Street Rod, 2,500 rpm Stall, Chevy, TH350, TH400, Each

Part Number: HUP-GM25

( 54 )

Estimated Ship Date: Today

$277.99

Estimated Ship Date: Today

Axle Shaft, Direct Fit, CV-style, Dodge, Ram, Each

Part Number: AAZ-663993IS

( 1 )

Estimated Ship Date: 7/13/2021 if ordered today

$102.99

Estimated Ship Date: 7/13/2021 if ordered today

Axle Shaft Assembly, Front Driver Side, Steel, Dana Super 60, Ford, Each

Part Number: SDH-10013781

( 22 )

Estimated Ship Date: Today

$152.99

Estimated Ship Date: Today

Axle Shaft Assembly, Front Passenger, 35-spline, Steel, 45.960 in. Length, Dana 60, Ford, Each

Part Number: SDH-10013778

( 19 )

Estimated Ship Date: Today

$172.99

Estimated Ship Date: Today

Ring and Pinion Installation Kit, GM, 8.5 in., 10-Bolt, Spline Pinion, Kit

Part Number: RMG-8310211

( 28 )

Estimated Ship Date: Today

$115.99

Estimated Ship Date: Today

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

Part Number: TCI-376600

( 51 )

Estimated Ship Date: Today

$103.95

Estimated Ship Date: Today

Separator Block Plate, Steel, Natural, 0.060 in. Thick, Ford, SBF, 157/164-Tooth Flywheel/Flexplate, Each

Part Number: SUM-700600

( 55 )

Estimated Ship Date: Today

$59.99

Estimated Ship Date: Today

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

Part Number: TRG-4L60E-HD2

( 55 )

Estimated Ship Date: Today

$108.99

Estimated Ship Date: Today

Clutch Kit, Super StreetPro, Organic, Ceramic, 1 1/8 in. Diameter Shaft, 10-Spline, 11 in. Diameter Disc, Kit

Part Number: MCL-75224

( 40 )

Estimated Ship Date: Today

$300.00

Estimated Ship Date: Today

Flywheel Bolts, Pro, Chromoly, Black Oxide, 12-Point, 11mm x 1.5 in., Chevy, 4.8, 5.3, 5.7, 6.0L, LS1, LS6

Part Number: ARP-330-2802

( 24 )

Estimated Ship Date: 5/4/2021 if ordered today

$30.99

Estimated Ship Date: 5/4/2021 if ordered today

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

Part Number: SUM-G2703

( 15 )

Estimated Ship Date: Today

$229.99

Estimated Ship Date: Today

Automatic Shifter, Unimatic, Chevy, Mopar, Ford, Lincoln, Mercury, Each

Part Number: BMM-80775

( 53 )

Estimated Ship Date: Today

$210.95

Estimated Ship Date: Today

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

Part Number: SUM-G2699

( 97 )

Estimated Ship Date: 6/18/2021 if ordered today

$129.99

Estimated Ship Date: 6/18/2021 if ordered today

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This is a custom order part. You can order this part by Contacting Us.