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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FTI Performance Powerglide Transmission Pumps F25087

Automatic Transmission Pump, Powerglide, 7-Bolt, Ringed Input Shaft, GM, Each

Part Number: FTI-F25087

3.71 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

FTI Performance Direct Drum Clutches F2506D

Automatic Transmission Clutch Friction Plates, Direct Drum Clutches, 0.060 in. Thickness, GM, Powerglide, Each

Part Number: FTI-F2506D

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

FTI Performance Powerglide Transmission Pumps F2508RP

Front Pump Gear, Powerglide, Ringless Input Shaft, Each

Part Number: FTI-F2508RP

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

FTI Performance Powerglide Reverse Clutch Packs F2508R6

Automatic Transmission Clutch Packs, Reverse, 0.100 in. Thick, Friction Plate, Powerglide Racing, Set of 6

Part Number: FTI-F2508R6

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

FTI Performance Automatic Transmission Steels F2507D

Automatic Transmission Clutch Steels, 0.060 in. Thickness, Thin Direct Steel, GM, Powerglide, Each

Part Number: FTI-F2507D

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

FTI Performance Automatic Transmission Steels F2507T

Automatic Transmission Clutch Steels, 0.070 in. Thickness, Thick Direct Steel, GM, Powerglide, Each

Part Number: FTI-F2507T

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

FTI Performance Direct Drum Clutches F2506D10

Automatic Transmission Clutch Friction Plates, Direct Drum Clutches, 0.060 in. Thickness, GM, Powerglide, Set of 10

Part Number: FTI-F2506D10

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

FTI Performance Automatic Transmission Steels F2509R

Automatic Transmission Clutch Steels, Thick Reverse Steel, 0.070 in. Thickness, GM, Powerglide, Each

Part Number: FTI-F2509R

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

FTI Performance Automatic Transmission Rebuild Components F2502

Governor Support, Powerglide, Each

Part Number: FTI-F2502

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

FTI Performance Transmission Intermediate Clutch Friction Plates F2508R

Automatic Transmission Clutch Friction, 0.100 in. Thickness, Thick Reverse Clutch, GM, Powerglide, Each

Part Number: FTI-F2508R

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

FTI Performance Automatic Transmission Clutch Packs F2509R6

POWERGLIDE THICK REVERSE STEEL KIT - PACK OF 6

Part Number: FTI-F2509R6

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

FTI Performance Automatic Transmission Tailhousings F2505B

Automatic Transmission Tailhousings, Aluminum, Natural, Long Roller Bearing Tailhousing, for TH400 32-spline Output Shaft, GM, Powerglide, Each

Part Number: FTI-F2505B

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

FTI Performance Automatic Transmission Clutch Packs F2506D7

POWERGLIDE RED RACE CLUTCH KIT THIN DIRECT - PACK OF 7

Part Number: FTI-F2506D7

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

FTI Performance Direct Drum Clutches F2506T

Automatic Transmission Clutch Friction Plates, Direct Drum Clutches, 0.100 in. Thickness, GM, Powerglide, Each

Part Number: FTI-F2506T

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

FTI Performance Automatic Transmission Rebuild Components F2502B

POWER GLIDE GOV SUPPORT TH400 OUTPUT

Part Number: FTI-F2502B

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

FTI Performance Automatic Transmission Clutch Packs F2508R5

POWERGLIDE REVERSE CLUTCH KIT - PACK OF 5

Part Number: FTI-F2508R5

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

FTI Performance Automatic Transmission Steels F2509ET

Clutch Steel, 0.085 in. Thick, GM Powerglide, Each

Part Number: FTI-F2509ET

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

FTI Performance Automatic Transmission Clutch Packs F2507T6

POWERGLIDE THICK DIRECT STEEL KIT - PACK OF 6

Part Number: FTI-F2507T6

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

FTI Performance Automatic Transmission Clutch Packs F2508R4

POWERGLIDE REVERSE CLUTCH KIT - PACK OF 4

Part Number: FTI-F2508R4

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

FTI Performance Automatic Transmission Clutch Packs F2507D9

POWERGLIDE THIN DIRECT STEEL KIT - PACK OF 9

Part Number: FTI-F2507D9

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

FTI Performance Automatic Transmission Clutch Packs F2509R7

POWERGLIDE THICK REVERSE STEEL KIT - PACK OF 7

Part Number: FTI-F2509R7

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

FTI Performance Automatic Transmission Clutch Packs F2507D6

POWERGLIDE THIN DIRECT STEEL KIT - PACK OF 6

Part Number: FTI-F2507D6

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

FTI Performance Automatic Transmission Clutch Packs F2507D7

POWERGLIDE THIN DIRECT STEEL KIT - PACK OF 7

Part Number: FTI-F2507D7

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

FTI Performance Automatic Transmission Rebuild Components F2503B

FTI PERFORMANCE REPLACEMENT BEARING FOR PART#F2502B WIT FOR 32 SPLINE TH400 OUTPUT SHAFT FOR POWERGLIDE

Part Number: FTI-F2503B

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

FTI Performance Automatic Transmission Clutch Packs F2509R4

POWERGLIDE THICK REVERSE STEEL KIT - PACK OF 4

Part Number: FTI-F2509R4

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

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