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ATI Transmission Performance Products
Born as a local transmission shop, ATI Performance Products forged its reputation as a leading manufacturer of transmission and driveline components on the dragstrip....
Born as a local transmission shop, ATI Performance Products forged its reputation as a leading manufacturer of transmission and driveline components on the dragstrip. ATI transmissions, torque converters, and driveline products are first developed and tested on the dragstrip before making frequent appearances in winners' circles across the country. Summit Racing is your source for the entire ATI product line, including harmonic balancers, flexplates, transmissions, torque converters, shifters, pulley kits, and more. Shop ATI Performance Products at Summit Racing now, then visit the winner's circle later!
Born as a local transmission shop, ATI Performance Products forged its reputation as a leading manufacturer of transmission and driveline components on the dragstrip. ATI transmissions, torque converters, and driveline products are first developed and tested on the dragstrip before making frequent appearances in winners' circles across the country. Summit Racing is your source for the entire ATI product line, including harmonic balancers, flexplates, transmissions, torque converters, shifters, pulley kits, and more. Shop ATI Performance Products at Summit Racing now, then visit the winner's circle later!
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ATI Super F Transmission Fluid
ATI Super F transmission fluid is 100 percent synthetic type F fluid. This specially designed friction modifier chemistry is blended into a full synthetic to produce consistently crisp shifting, superior heat dissipation, and an amazing life span versus standard petroleum-based fluids. ATI has tested its Super F transmission fluid for over a year in their Drag Pak Challenger and for a full season in a Pro Street drag racing application.
( 40 )
$17.99
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$204.78
ATI Max-Duty Super F Automatic Transmission Fluid
ATI Max-Duty Super F automatic transmission fluid offers lightweight, heavy-duty lubrication for your large-displacement, turbocharged, and high-horsepower engines. This Super F synthetic 30W formula is 100 percent mPOA-based, creating heavier viscosity to experience less thermal breakdown, cooler temperatures, and better converter lockup. Whether you purchase by the quart, gallon or case, ATI Max-Duty Super F automatic transmission fluid will lower the heat and raise the performance of your racing, off-road, or even your monster truck engine to new winning levels.
( 7 )
$19.99
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$231.84
ATI Aluminum Transmission Pans
ATI Performance Products aluminum transmission pans feature extra-capacity for better cooling of your transmission fluid. Their aluminum construction helps dissipate heat, which will also aids in lowering transmission temperatures.
( 18 )
$145.50
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$435.99
ATI Automatic Transmission Drums
ATI Performance automatic transmission drums eliminate the need for steel bushings and sleeves that can expand under heat and come loose, ultimately causing transmission failure. They come equipped with Torrington bearings and are designed to triple clutch life and lower ETs.
( 11 )
$139.00
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$1,159.99
ATI Torsional Input Shafts
ATI torsional input shafts work like a torsional spring bar--twisting and returning to totally eliminate breakage, while reducing shock loads to the gear train. They are manufactured from top-quality 300M or Vasco for maximum durability. Available for GM Powerglide or TH400 splines, these ATI torsional input shafts will add some reliability to your drivetrain.
( 11 )
$189.95
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$727.99
ATI Front Pump Seals
When you are doing an overhaul you will want to replace brittle, aged front pump seals with new ones from ATI. Their rubber seals will provide leak-free service and keep your transmission oil where it can do the most good. Maintain your transmission front pump with seals from ATI Performance Products.
( 24 )
$8.99
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$11.99
ATI Automatic Transmission Filters
ATI automatic transmission filters are available as filters only or in automatic transmission service kits that include a filter and pan gasket so you can simply pull your pan and replace the filter. Also available are high-flow filters and service kits that increase flow capacity.
( 18 )
$8.85
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$46.30
ATI Transmission Bands
ATI transmission bands use the finest lining and adhesives available to ensure performance and reliability. They play an important role in transmission operations; Kevlar® lining is available for extreme-duty applications.
( 5 )
$89.50
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$207.99
ATI Steel Transmission Pans
ATI steel transmission pans feature the same specs as your stock transmission pan. They are perfect replacements for a damaged pan, at the right price.
( 3 )
$34.99
ATI Output Shafts
ATI output shafts offer heavy-duty performance for high horsepower. The 300M shafts feature an extended bearing surface and are gundrilled to save weight with no governor or speedometer support. They are available in three lengths for different applications. Big power, lots of weight, giant slicks, and a numerically low rear gear signals the necessity for ATI output shafts--they're must-haves for high performance.
( 5 )
$99.00
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$479.00
ATI Powerglide Transmission Super Bands
ATI Super Bands are high performance replacements for Powerglide low gear bands, which are so critical in the operation of a race transmission. These bands are completely new cores made of invest cast steel, machined totally in-house with all-new components. Providing 21 percent more clamping area than stock bands, their lining is made of heavy-duty materials to ensure high performance and longevity. They are recommended for use with all popular dual ring servos.
( 2 )
$216.99
ATI Race Transmission Overhaul Kits
ATI race transmission overhaul kits contain the same quality parts as those used by ATI technicians when performing a transmission freshen-up. Kits include: * Clutches * Steels * Chrome rings * Metal-clad seals * Valve body gaskets * Paper gaskets * Polyacrylic seals
( 2 )
$256.47
ATI 300M Intermediate Shafts
ATI 300M intermediate shafts are part of the company's extensive line of automatic transmission input shafts. Grade 300M is a high-strength, low alloy steel. Torsional input shafts work like a torsional spring bar, twisting and returning to totally eliminate breakage while reducing shock loads to the geartrain. The intermediate shafts are designed to fit either the Powerglide or TH400 splines. Order the replacement recommended for your application.
Not Yet Reviewed
$269.00
ATI Stock Transmission Overhaul Kits
Freshen up your worn-out or damaged automatic transmission with an ATI stock transmission overhaul kit. These quality rebuild kits consist of gaskets, seals, clutches, steels, and other internal transmission components needed when performing a complete transmission rebuild. Designed for street/strip and recreational vehicle applications, the specific parts included vary depending on the type of automatic transmission in your car, truck or RV.
( 6 )
$39.95
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$102.12
ATI Modulator Plug Hold-Down Clamps
ATI modulator plug hold-down clamps replace the OEM clamps on your T400. You no longer have to reuse or spend time trying to find these commonly worn-out parts for your build. ATI modulator plug clamps are exact or better-than OE-style replacements, and they will mate perfectly with other OE parts and competition-type shifters without modifying the case. Don't let an old small part ruin your new racing transmission. ATI has exactly what you need for a successful build.
( 3 )
$7.99
ATI Automatic Transmission Rebuild Components
ATI offers a wide variety of automatic transmission rebuild components to restore or upgrade the response of your vehicle. Often, just a small part is needed to correct the problem—or maybe you're performing a complete maintenance overhaul. ATI's inventory includes necessities such as shift kits, bands, clutches, gaskets, shims, filters, and more. These components are tailored for fitment on specific transmission types.
( 3 )
$1.99
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$66.90
ATI Automatic Transmission Clutch Packs
Replace your worn out or damaged clutch packs with a set of these ATI automatic transmission clutch packs. ATI uses only the highest quality clutches, frictions, steels, and bands in their transmissions. Through extensive testing, ATI has determined which materials provide the best coefficient of friction and the best service life--and made them available for your specific transmission model.
( 1 )
$58.66
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$128.70
ATI Replacement Locking Transmission Dipstick Handles
ATI replacement locking transmission dipstick handles are designed to fit over your OEM-style dipstick and allow you to lock the dipstick in place. They are made from durable plastic and come finished in red, so they are easy to find for checking and filling your fluid.
( 11 )
$24.99
ATI Heavy-Duty Vasco Intermediate Shafts
ATI heavy-duty Vasco intermediate shafts are manufactured from Vasco Max C300 steel and available for a variety of transmissions. This material is exceptionally strong and resilient, allowing these intermediate/main shafts to withstand the most severe torsional shock. Some shafts feature a solid design (for center lube transmissions only) with no lube holes to help eliminate premature fractures. Order the ATI heavy-duty Vasco intermediate shafts best suited for your application.
( 3 )
$329.85
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$339.85
ATI Automatic Transmission Sprags and Races
Sprags--or one-way clutches--are extremely important in GM TH350 and TH400 transmissions because they carry an up-shifting torque load. Prevent transmission failure with sprags and races from ATI Performance Products and compete with increased confidence.
( 3 )
$22.99
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$30.99
ATI Trick Sticks Locking Transmission Dipsticks
ATI Trick Sticks locking transmission dipsticks are available for a variety of transmissions. These dipsticks prevent pressure from forcing fluid out of the tube and going everywhere. They are required by NHRA cars running 10.99 or quicker.
( 54 )
$52.95
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$71.99
ATI Clutch Steel Plates
ATI clutch steel plates are offered in a variety of thicknesses using only the highest-quality materials. Through repetitive testing, ATI has determined the steels that provide the best combination of service life and coefficient of friction. In some cases, extreme performance clutch packs may require aftermarket clutch hubs or custom machining.
( 4 )
$6.99
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$12.99
ATI Transmission Cooler Line Fittings
ATI has filled a needed void with their 1/4 in. NPSM (straight) thread transmission cooler line fittings. Using the proper straight thread fitting can prevent the case cracks associated with trying to install tapered pipe thread fittings—and quite possibly save you hundreds of dollars in repairs. ATI cooler line fittings are machined from high-quality aluminum, then anodized for a long-lasting, corrosion-resistant finish. They include nylon sealing washers and are available in -6 AN and -8 AN sizes. Be sure to use with PTFE-lined braided hose.
( 6 )
$9.99
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$30.99
ATI Rooster Comb Kits
ATI Rooster Comb kits work with OE and competition-type shifters and require no modifications to the case. Designed to be an exact OE replacement, the Powerglide rooster comb includes a new pinch bolt, nut, and lock washer.
( 4 )
$17.99
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$18.99
