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.

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Results 1 - 25 of 65

GMB Wheel Bearing and Hub Assemblies for 2018-2019 F-150 - 725-3400

Wheel Hub Assembly, Wheel Bearing and Hub Assembly, Ford, Each

Part Number: GMB-725-3400

Not Yet Reviewed

Estimated Ship Date: Today

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Chevrolet Performance SuperMatic 6L80-E Transmissions 19417102

Automatic Transmission, SuperMatic 6L80-E, 3000-3400 Stall Converter, 650 lb. ft. Torque, Controller, Harness, Chevrolet, LS/LSX Crate Engines, Kit

Part Number: NAL-19417102

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Yank Performance Power Adder Series 3,400 Stall Torque Converter PAS3400LS

Torque Converter Power Adder Series 3400 stall 245mm single disc 4L60/65/70E 11.060" Bolt Pattern LS Pilot 300mm input shaft

Part Number: YNK-PAS3400LS

Not Yet Reviewed

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Yank Performance Pro Yank Series 3,400 Stall Torque Converter PY3400C7/A8

Torque Converter, Chevy, 10.157 in. Diameter, 3,400 rpm Flash Stall, 8L90, Corvette, Each

Part Number: YNK-PY3400C7-A8

Not Yet Reviewed

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Shifnoid Replacement Electric Shifter Solenoids SN3400

Replacement Solenoid, Electric Shifter, Chevy, Powerglide, Each

Part Number: CTN-SN3400

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Lokar Hi-Tech Flexible Braided Stainless Transmission Dipsticks TD-3400TM

Lokar Hi-Tech Flexible Braided Stainless Transmission Dipsticks TD-3400TM

Transmission Dipstick, Braided Stainless Steel, Natural, Transmission Mount, TH400, Each

Part Number: LOK-TD-3400TM

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Lokar Midnight Series Flexible Braided Stainless Transmission Dipsticks XTD-3400TM

Transmission Dipstick, Braided Stainless Steel, Black, Buick, Chevy, Oldsmobile, Pontiac, TH400, Each

Part Number: LOK-XTD-3400TM

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Sonnax Automatic Transmission Case Bushings 34006-SPB

Automatic Transmission Case Bushing, Thrust Bearing, Two 0.010 in. Shims, Two 0.015 in. Shims, GM, 4L80E, 4L85E, TH400, Kit

Part Number: SOX-34006-SPB

5.0 out of 5 stars ( 13 )

Estimated Ship Date: Today

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EBC Standard CK Series Clutch Friction Discs for 1991-1993 RM250, 1992-1993 RMX250 - CK3400

Clutch Friction Discs, Standard, Suzuki, Set

Part Number: EBP-CK3400

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

Sonnax Case Bushings 34006-SP

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

Part Number: SOX-34006-SP

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Sonnax Clutch Hub Shims 34006-05

Clutch Hub Shims, 4L80E, 4L85E, TH400, TH425, Set of 10

Part Number: SOX-34006-05

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Boss Hog Night Stalker Stock Stall Torque Converter 34000

Torque Converter, Night Stalker, 12 in. Diameter, Stock, GM, Powerglide, Large Bellhousing, Each

Part Number: APE-34000

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Dura-Bond Automatic Transmission Bushings 34005F

Transmission Bushing, Actual OD - 2.0245; Length - 0.995; Max Wall - 0.0673

Part Number: DUR-34005F

Not Yet Reviewed

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Boss Hog Chevy Direct Drive Dummy Converters 34002

Torque Converter, Boss Hog Direct Drive, 9.750 in. Diameter, Circle Track, Chevy, Powerglide, Each

Part Number: APE-34002

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Yukon Gear & Axle Differential Carrier Replacement Parts YZLAO-05

O-ring for Yukon Zip Locker Bulkhead fitting kit

Part Number: YGA-34008

Not Yet Reviewed

Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

Yukon Gear & Axle Differential Carrier Replacement Parts YZLABF-KIT

Fittings, Zip Locker Bulkhead Fittings, Kit

Part Number: YGA-34000

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Yukon Gear & Axle Differential Carrier Replacement Parts YZLABH-01

Yukon Zip Locker Bulkhead fitting

Part Number: YGA-34001

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Yukon Gear & Axle Differential Carrier Replacement Parts YZLAL-KIT

Air line repair kit, Zip Locker.

Part Number: YGA-34003

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Yukon Gear & Axle Differential Carrier Replacement Parts YZLAO-01

O-ring for Toyota & Dana 44 ZIP locker seal housing

Part Number: YGA-34004

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Yukon Gear & Axle Differential Carrier Replacement Parts YZLAO-03

O-ring for Dana 60 ZIP locker seal housing

Part Number: YGA-34006

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Yukon Gear & Axle Differential Carrier Replacement Parts YZLAL-01

20 long air line for Zip Locker.

Part Number: YGA-34002

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Yukon Gear & Axle Differential Carrier Replacement Parts YZLAO-02

O-ring for Dana 30 & Model 35 ZIP locker seal housing.

Part Number: YGA-34005

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

FTI Performance SR Series 3,400-3,600 Stall Torque Converter SR6082

GM NON LOCK-UP TH350, TH400 3400-3600 STALL

Part Number: FTI-SR6082

Not Yet Reviewed

Estimated Ship Date: Today

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FTI Performance SR Series 3,400-3,600 Stall Torque Converter SRF6082C6

FORD C-6 TORQUE CONVERTER 1.375 PILOT 3400-3600 STALL

Part Number: FTI-SRF6082C6

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

FTI Performance SRL-3 Series Billet Triple Clutch 3,600 Stall Torque Converter SRLTO0086-3

BILLET TRIPLE CLUTCH FOR TOYOTA A340 TRANSMISSION 3200-3400 STALL

Part Number: FTI-SRLTO0086-3

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

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