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.

Individual Parts

Part Groups

Results 1 - 25 of 954

Sikky Manufacturing Low-Profile T56 Reverse Lamp Sensors RS-T56

Low Profile Reverse Lamp Sensor for GM T56 Transmission

Part Number: SKM-RS-T56

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Artec Industries Low-Profile Ford SuperDuty Front Axle Trusses for 2005-2022 F-250 SUPER DUTY, F-350 SUPER DUTY - TR6055

Artec Industries Low-Profile Ford SuperDuty Front Axle Trusses for 2005-2022 F-250 SUPER DUTY, F-350 SUPER DUTY - TR6055

Axle Truss, Low Profile, Ford SuperDuty, Dana 60 Front, Steel, Each

Part Number: RTE-TR6055

Not Yet Reviewed

Estimated Ship Date: Today

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Moser Engineering Profiled Spools 5S9F35P

Spool, Full, Profiled and Lightened, Steel, 35-spline, 3.250 in. Case, Ford 9 in., Each

Part Number: MSR-5S9F35P

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Artec Industries Low Profile Trusses for 1999-2004 F-250 SUPER DUTY, F-350 SUPER DUTY - TR6050

Axle Truss, Low Profile, Steel, Dana 60, Front, Ford, Each

Part Number: RTE-TR6050

Not Yet Reviewed

Estimated Ship Date: Feb 3, 2026 if ordered today

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Estimated Ship Date: Feb 3, 2026 if ordered today

Ford Performance Parts Axle Girdles M-4033-G2

Differential Cover, Aluminum, Cap Support, Drain/Filler Plugs, Bolts, Gaskets, Low Profile, Ford, Kit

Part Number: FMS-M-4033-G2

4.99 out of 5 stars ( 67 )

Estimated Ship Date: Today

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QuickTime Bellhousings RM-8019

Bellhousing, QuickTime, Low Profile, Steel, Chevy, LS to Chevy T-56 Transmission, Tremec Magnum, Kit

Part Number: QTI-RM-8019

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Meziere True Billet 164-Tooth Flexplate FP346

Flexplate, True Billet, SFI 29.2, 164-Tooth, 4340 Forged Steel, 0.18 in. Thick, 12 Pitch Tooth Profile, 8-Bolt Crankshaft, Ford, 4.6L/5.8L, Each

Part Number: MEZ-FP346

Not Yet Reviewed

Estimated Ship Date: Today

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QuickTime Bellhousings RM-9080

Bellhousing, QuickTime, Low Profile, Steel, Ford Modular to C4 Transmission, Kit

Part Number: QTI-RM-9080

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

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Estimated Ship Date: Jan 20, 2026 if ordered today

Rekluse Clutch TorqDrive Clutch Kits RMS-284

Clutch Kit, TorqDrive, Paper Fiber, Steel Plate, Clutch Will Not Fit Models with A Low Profile Primary, Harley-Davidson®, Kit

Part Number: REK-RMS-284

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Flaming River U-Joints FR1939

Chrome Moly U-Joint: 5/8"-36 X 3/4"-48 Needle bearing slim profile

Part Number: FLA-FR1939

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

QuickTime Bellhousings RM-8089

Bellhousing, QuickTime, Low Profile, Steel, Ford 2.0/2.3L to T-56 Transmission, Kit

Part Number: QTI-RM-8089

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Moser Engineering Spools and Mini Spools 5S12354P

PROFILED SPOOL

Part Number: MSR-5S12354P

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Moser Engineering Spools and Mini Spools 5S9F40PS

Spools And Mini Spools, 9" 40 Sp Profiled Spool For 3.250"

Part Number: MSR-5S9F40PS

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Moser Engineering Axle Assemblies 9BGBDBALLXCX

Mono leaf 68-76 Nova, 35 spline axles, 5x4.75 bolt pattern, sealed bearings, 1/2-20x1.75 stud, Wilwood Low profile E-brake, Back Brace & Drain & fill

Part Number: MSR-9BGBDBALLXCX

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

Call to Order

Flaming River U-Joints FR1989

Chrome Moly U-Joint: 1:DD X 16.5MM-36 Needle bearing slim profile

Part Number: FLA-FR1989

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Advance Adapters Pressure Plates LC165552-PP

LUK CHEVY 11 BULK PP (HI-PROFILE)

Part Number: ADD-LC165552-PP

Not Yet Reviewed

Estimated Ship Date: Mar 5, 2026 if ordered today

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Estimated Ship Date: Mar 5, 2026 if ordered today

Advance Adapters Pressure Plates LC360056-PP

LUK CHEVY 10.5 BULK PP (HI-PROFILE)

Part Number: ADD-LC360056-PP

Not Yet Reviewed

Estimated Ship Date: Mar 5, 2026 if ordered today

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Estimated Ship Date: Mar 5, 2026 if ordered today

Spicer Drivetrain Products Ring and Pinion Gears 76047X Dana 60 4.10 Gears

Ring and Pinion Gears, 4.10:1 Ratio, 29-spline, Standard Rotation, Dana 60, Set

Part Number: SDH-76047X

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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ARB Differential Carrier Shim Installation Drivers 770004

Tool, Differential Carrier Shim Installation Driver, Steel, Each

Part Number: ARB-0770004

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Mr. Gasket Flywheel Bolt Kits 912

Flywheel Bolts, Steel, Black Oxide, Hex Head, 7/16-20 in., Chevy, Big, Small Block V8, 4.3L V6, Set of 6

Part Number: MRG-912

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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SKF Bearings Axle Bearings RW307-R

Axle Bearings, Ball Bearing, Single Row, with Snap Ring, Each

Part Number: SKF-RW307-R

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Spicer Drivetrain Products Ring and Pinion Gears 706930-4X Dana 30 4.10 Gears

Ring and Pinion Gears, 4.10:1 Ratio, Reverse Rotation, Dana 30, Set

Part Number: SDH-706930-4X

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Mevotech TTX Wheel Bearing and Hub Assemblies TXF515096

Wheel Bearing and Hub Assembly, TTX, Steel, Black, Front, Cadillac, Chevrolet, GMC, Each

Part Number: MEV-TXF515096

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Mr. Gasket Flywheel Bolt Kits 914

Flywheel Bolts, Steel, Black Oxide, Hex Head, 1/2 in. x 1 in., AMC, Dodge, Plymouth, Pontiac, Set of 6

Part Number: MRG-914

3.92 out of 5 stars ( 12 )

Estimated Ship Date: Today

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SKF Bearings Axle Bearings RW507-ER

Axle Bearing, 1.378 in. Bore, 2.835 in. O.D., 0.925 in. Width, Rear, Chevrolet, Each

Part Number: SKF-RW507-ER

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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