Performance & Replacement Transmission & Drivetrain Parts

Automatic Transmission Rebuild Kit, Kolene Steels, GM, TH400, Non-Lockup, 30-Spline, Kit

Part Number: SUM-705021

4.3 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Ring and Pinion Installation Kit, GM 8.875 in., "C" Axle, 12-Bolt, 30-Spline Pinion, Kit

Part Number: RMG-8310191

4.05 out of 5 stars ( 20 )

Estimated Ship Date: Today

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Clutch Kit, RXT Street Twin, 1.125 in. - 26-spline, Ceramic Disc, Pressure Plate, Billet Aluminum Flywheel, Chevy, Kit

Part Number: MCL-6306807M

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Driveshaft, Rear, Balanced, One-piece, Assembled, Aluminum, 28-spline Yoke, 79-95 Ford, Mustang, V8. V6, Each

Part Number: SUM-790300

4.79 out of 5 stars ( 78 )

Estimated Ship Date: Today

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Torque Converter, Breakaway, Chevy, TH350/TH400, Each

Part Number: TCI-240900

4.29 out of 5 stars ( 24 )

Estimated Ship Date: Today

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Automatic Transmission, Remanufactured, Reverse Shift Pattern, Full Manual Valve Body, Ford, C-4, Each

Part Number: TCI-512200

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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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: Sep 15, 2025 if ordered today

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Ring and Pinion Gears, GM 8.875 in. (12-bolt), Truck, 3.73:1 Ratio, 30-spline, Standard, Designed for Carrier Cases with A 3.73 and Up Gear Ratio, Kit

Part Number: YGA-10627

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Automatic Transmission, Remanufactured, Forward Shift Pattern, Automatic/Manual Valve Body, Ford, C-6, 332-428, Each

Part Number: TCI-411005

Not Yet Reviewed

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Shifter Installation Kit, Competition Plus, Muncie, M-21, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: HUU-3733163

4.35 out of 5 stars ( 43 )

Estimated Ship Date: Today

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Master Cylinder, Aluminum, Black, .750 in. Bore, Universal, Kit

Part Number: WIL-260-10372

4.33 out of 5 stars ( 30 )

Estimated Ship Date: Today

Automatic Transmission, Remanufactured, Forward Shift Pattern, Automatic/Manual Valve Body, Chevy, TH350, Each

Part Number: TCI-311090

4.06 out of 5 stars ( 16 )

Estimated Ship Date: Today

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Transmission Dipstick, Braided Stainless Steel Tube, Flexible, Aluminum Handle, Firewall Mount, TH350, TH400, Each

Part Number: LOK-TD-3350400FM

4.68 out of 5 stars ( 87 )

Estimated Ship Date: Today

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Differential, Eaton Detroit Truetrac, 33-Spline, GM, 14-Bolt, 9.5 in., Each

Part Number: ETN-914A538

4.44 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Automatic Transmission Gears, Premium, Planetary Type, Steel, 1.80:1 First Gear Ratio, Long Output Shaft, GM, Powerglide, Kit

Part Number: SOX-28180G-01

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: TRG-4L60E-HD2

4.74 out of 5 stars ( 58 )

Estimated Ship Date: Today

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Throwout Bearing, Hydraulic, Self-aligning, 1.125 in. Input Shaft, T-56, 26-spline, Collar I.D. 4.68 Each

Part Number: MCL-14-302

2.88 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Transmission Pan, Deep, Aluminum, Natural, Finned with Summit® Logo, Buick, Chevy, Oldsmobile, Pontiac, TH400, Each

Part Number: SME-1001

4.41 out of 5 stars ( 44 )

Estimated Ship Date: Today

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Differential, Posi Performance, Limited Slip, 30-Spline, GM, 12-Bolt, 3 Series, Each

Part Number: ETN-19554-010

4.68 out of 5 stars ( 22 )

Estimated Ship Date: Today

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Independent Suspension Differential Assembly, Traction-Lok, 3.55:1 Ratio, Ford, Mustang, Each

Part Number: FMS-M400188355B

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Transmission Pan, Stock Depth, Aluminum, Polished, Finned, TH350, GM, Chevy, Oldsmobile, Pontiac, Each

Part Number: SUM-G3890

3.75 out of 5 stars ( 12 )

Estimated Ship Date: Today

Automatic Transmission, Remanufactured, Forward Shift Pattern, Automatic, Manual Valve Body, Chevy, TH400, Each

Part Number: TCI-211000

3.42 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Torque Converter, Night Stalker, 12 in. Diameter, Lockup, 1,600-2,200 Stall, GM, 4L60E, 4L65E, 300mm, Each

Part Number: APE-49451

4.44 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Differential, Detroit Truetrac, 32-Spline, Chevy, 218mm AAM, Each

Part Number: ETN-912A686

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Torque Converter, Night Stalker, 12 in. Diameter, Lockup, 2,200-2,800 Stall, GM, 4L60E, 4L65E, 4L70E, 300mm, Each

Part Number: APE-49452

3.8 out of 5 stars ( 10 )

Estimated Ship Date: Today

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