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ATP Professional Auto Parts is a leader in automatic transmission replacement parts. Founded in 1955—back when no aftermarket manufacturers offered automatic transmission...
ATP Professional Auto Parts is a leader in automatic transmission replacement parts. Founded in 1955—back when no aftermarket manufacturers offered automatic transmission parts—ATP now offers a wide array of high-quality products for both automatic and manual transmissions. Summit Racing carries a huge selection of ATP Professional Auto Parts, including flywheels, flexplates, transmission pans, transmission filters, clutch forks and cables, ring gears, and more. Plus, we offer ATP’s transmission fluid additives, friction modifiers, and differential supplements. Whether you’re rebuilding an old...
ATP Professional Auto Parts is a leader in automatic transmission replacement parts. Founded in 1955—back when no aftermarket manufacturers offered automatic transmission parts—ATP now offers a wide array of high-quality products for both automatic and manual transmissions. Summit Racing carries a huge selection of ATP Professional Auto Parts, including flywheels, flexplates, transmission pans, transmission filters, clutch forks and cables, ring gears, and more. Plus, we offer ATP’s transmission fluid additives, friction modifiers, and differential supplements. Whether you’re rebuilding an old transmission or want to keep your current tranny running strong, ATP Professional Auto Parts can help you get the job done right.
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Improve slow, sloppy shifts with the addition of ATP automatic transmission modulator valves. These valves will keep your transmission shifting on cue, according to load. ATP adjustable replacements allow you to optimize shift points to meet vacuum load and improve gas mileage and performance. A bad modulator valve can be bad news for your transmission. Get control of your transmission for proper shifting of increased or decreased engine vacuum loads. Replace improper working valves with ATP automatic transmission modulator valves.
( 47 )
$47.99
Service your automatic transmission with quality parts from ATP. Their shifter cables are available for many applications and meet or exceed OE standards. They are offered in more than a dozen lengths and configurations. Order the replacements recommended for your vehicle.
( 65 )
$26.99
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$45.99
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ATP automatic transmission filter kits include everything you need for a fast, efficient filter change. They include all gaskets, filters, and other components that you might require. These replacement filters are specifically designed for your transmission; therefore, improper fitment is never an issue! Order the kit recommended for your application.
( 110 )
$14.99
ATP keeps your flywheel spinning with new ring gears. These quality-built flywheel and flexplate ring gears meet and exceed OE specifications, so you're ensured a good fit and proper operation. Are you missing teeth? Replace your worn ring gear with ATP flywheel and flexplate ring gears, available for countless vehicle, engine, and transmission applications.
( 29 )
$21.99
What's your speed? Or, better yet, watch your speed! ATP speedometer cables ensure an accurate reading on your dash panel, providing the OE fit and operation you expect. These cables are available in various lengths, thread sizes, and attachment styles; choose the model that matches the specs for your vehicle. Why wonder how fast you're going, when you can know with certainty? If your stock speedometer cables become damaged or frayed, simply order quality replacements from ATP.
( 95 )
$26.99
ATP offers replacement flexplates in a variety of sizes, shapes, and configurations. The steel plates are manufactured to exacting tolerance for precise fit. Order the model recommended for your year/make, engine, and transmission application.
( 201 )
$33.99
ATP transmission oil pump seals and gaskets keep fluid safely contained. They're available in a variety of configurations for specific applications. The gaskets meet and exceed OE specifications for a great fit and a leak-free seal. These affordable replacements can mean the difference between a tight seal and an oily mess on the driveway. Order the transmission oil pump parts needed for your vehicle.
( 10 )
$3.99
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$6.99
ATP automatic transmission master repair kits enable you to conveniently rebuild and restore performance. They include everything needed to give your transmission new service life—including clutch plates, gaskets, seals, O-rings, and (depending on your application) they may include an oil filter, bushings, or even a vacuum modulator. If you have transmission work to perform, let the pros at ATP furnish the master repair kit designed for your model.
( 45 )
$176.99
ATP overhaul kits provide an economical choice for rebuilding your leaky transmission. They include all of the seals, O-rings, gaskets, and sealing rings needed. Rebuilding an automatic transmission is a big job, and ATP components are engineered to fit and function just like the original parts, bringing your project long life and durability.
Not Yet Reviewed
$71.99
ATP automatic transmission control solenoids are designed to replace faulty factory units and keep your transmission shifting smoothly. They're available in a variety of configurations for dozens of transmission types—on thousands of vehicle applications. These replacement solenoids meet or exceed OEM specifications.
( 1 )
$103.99
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