Performance & Replacement Transmission & Drivetrain Parts

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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.

Showing All Items, Including Not in Stock Items That Match "NS-140"

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Results 1 - 25 of 153

Standard Motor Neutral and Backup Safety Switches for 1993-1997 ALTIMA, 1992-1994 MAXIMA - NS-140

Neutral Safety and Backup Light Switch, Replacement, for Nissan, Each

Part Number: SMP-NS140

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

Summit Racing™ Adjustable Clutch Fork Pivot Balls SUM-700110

Clutch Fork Pivot Ball, Adjustable, Steel, Chevy, Pontiac, Oldsmobile, Each

Part Number: SUM-700110

4.17 out of 5 stars ( 35 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Standard Motor Neutral and Backup Safety Switches NS-54

Switch - Neutral/Backup

Part Number: SMP-NS54

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Standard Motor Neutral and Backup Safety Switches NS-15

Switch - Neutral/Backup

Part Number: SMP-NS15

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Standard Motor Neutral and Backup Safety Switches for 1986-2004 MUSTANG - NS-63

Neutral Safety and Backup Light Switch, Replacement, Ford, Each

Part Number: SMP-NS63

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Standard Motor Neutral and Backup Safety Switches for 2003-2009 9-3, 2010-2011 9-3X, 2002-2009 9-5 - NS-467

EM- Neutral Safety Sw

Part Number: SMP-NS-467

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

Standard Motor Neutral and Backup Safety Switches for 1992-1993 ACHIEVA, GRAND AM, SKYLARK - NS-77

Neutral Safety and Backup Light Switch, Replacement, Buick, Oldsmobile, Pontiac, Each

Part Number: SMP-NS77

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

Standard Motor Neutral and Backup Safety Switches NS-14

Neutral Safety/Backup Light Switch, Column Shift Only, Each

Part Number: SMP-NS14

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Standard Motor Neutral and Backup Safety Switches for 2009-2012 ESCAPE, 2007-2010 SENTRA, 2005-2011 TRIBUTE - NS-499

Neutral Safety and Backup Light Switch, Replacement, for Infiniti, for Nissan, Ford, Mazda, Each

Part Number: SMP-NS-499

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Standard Motor Neutral and Backup Safety Switches for 2003 9-3, 2001-2010 9-5 - NS-515

EM- Starter Safety Sw

Part Number: SMP-NS-515

Not Yet Reviewed

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Standard Motor Neutral and Backup Safety Switches NS-27

Neutral Safety and Backup Light Switch, Replacement, Plastic, Ford, Mercury, Each

Part Number: SMP-NS27

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Standard Motor Neutral and Backup Safety Switches NS-38

Neutral Safety and Backup Light Switch, Replacement, Buick, Chevrolet, Oldsmobile, Pontiac, Each

Part Number: SMP-NS38

Not Yet Reviewed

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Standard Motor Neutral and Backup Safety Switches NS-129

Neutral Safety and Backup Light Switch, Replacement, Ford, Lincoln, Mercury, Each

Part Number: SMP-NS129

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

Standard Motor Neutral and Backup Safety Switches for 1990 CUTLASS SUPREME, GRAND PRIX, LUMINA - NS-50

Neutral Safety and Backup Light Switch, Replacement, Chevrolet, Oldsmobile, Pontiac, Each

Part Number: SMP-NS50

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

Standard Motor Neutral and Backup Safety Switches NS-24

Neutral Safety and Backup Light Switch, Replacement, Plastic, Ford, Mercury, Merkur, Each

Part Number: SMP-NS24

Not Yet Reviewed

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Standard Motor Neutral and Backup Safety Switches NS-44

Neutral Safety and Backup Light Switch, Replacement, Ford, Mazda, Each

Part Number: SMP-NS44

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Standard Motor Neutral and Backup Safety Switches NS-134

Neutral Safety and Backup Light Switch, Replacement, Ford, Mazda, Mercury, Each

Part Number: SMP-NS134

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

Standard Motor Neutral and Backup Safety Switches NS-66

Neutral Safety and Backup Light Switch, Replacement, Ford, Mercury, Each

Part Number: SMP-NS66

Not Yet Reviewed

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Standard Motor Neutral and Backup Safety Switches NS-95

Neutral Safety and Backup Light Switch, Replacement, 8 Terminals, Ford, Lincoln, Mazda, Mercury, Each

Part Number: SMP-NS95

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Standard Motor Neutral and Backup Safety Switches NS-73

Neutral Safety and Backup Light Switch, Replacement, Buick, Cadillac, Chevrolet, Oldsmobile, Pontiac, Each

Part Number: SMP-NS73

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Standard Motor Neutral and Backup Safety Switches for 1988-1990 BERETTA, CORSICA - NS-47

Neutral Safety and Backup Light Switch, Replacement, Chevrolet, Each

Part Number: SMP-NS47

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

Standard Motor Neutral and Backup Safety Switches NS-203

Neutral Safety and Backup Light Switches, Replacement, Buick, Chevrolet, Oldsmobile, Pontiac, Each

Part Number: SMP-NS203

Not Yet Reviewed

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Standard Motor Neutral and Backup Safety Switches NS-79

Neutral Safety and Backup Light Switch, Replacement, Chevrolet, Oldsmobile, Pontiac, Each

Part Number: SMP-NS79

Not Yet Reviewed

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Standard Motor Neutral and Backup Safety Switches for 2000-2011 FOCUS, 1999-2003 PROTEGE, 2010-2013 TRANSIT CONNECT - NS-199

Neutral Safety and Backup Light Switches, Replacement, Ford, Mazda, Each

Part Number: SMP-NS199

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

Standard Motor Neutral and Backup Safety Switches NS-326

Neutral Safety and Backup Light Switch, Replacement, Ford, Lincoln, Mazda, Mercury, Each

Part Number: SMP-NS326

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

B&M Tork Master 2,300-2,500 Stall Torque Converter 20404

Torque Converter, Tork Master, 2,300-2,500 rpm Stall Range, Chevy, THM350/THM400, Each

Part Number: BMM-20404

4.44 out of 5 stars ( 39 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

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