High Performance & Heavy-Duty Parts

For racing applications that do not use front band and run a Coan Racing XST 1-1/8" main shaft.

For use only with Smart-Tech overdrive clutch housing kit 72960-18K.

Use of this mechanical diode requires a larger bore stator like the GM 258mm and 265mm or Sonnax GM-ST-5-1835 or GM-ST-8-1835. The stator must be used in conjunction with Sonnax stator caps GM-WS-47 and GM-WS-56.

Requires radial lip seal CH-O-13V.

Short version with late-style design for use with aftermarket shifters.

For use with 27-spline stator support shafts.

Recommended clutch pack for Smart-Tech input housing kits.

Fits BMW & Toyota GR Supra vehicles with 105mm bolt circle dia. companion flange.

For use with 3.5" I.D. carbon fiber tube. Sleeve is machined specifically for injection bonding.

For use with pumps converted for a 27-spline, 1-3/16" shaft configuration.

Fits Ford units that use part number 7L1Z-7A262-A (casting number rf7L1P-7G418-BA). Fits ZF6HP26 units that use part number 1068.371.037 (casting number 1068.471.037).

For ’85-later units with 298mm converter, 30-spline input shaft. For ’82–’84 units with 27-spline input shaft, converter and stator shaft will need to be updated to ’85-later design.

For ’85-later units with 298mm converter, 30-spline input shaft. For ’82–’84 units with 27-spline input shaft, converter and stator shaft will need to be updated to ’85-later design.

For units with 300mm converter, reluctor-style shaft.

For units with 300mm converter, non-reluctor style shaft.

For units with 300mm converter, reluctor-style shaft.

For units with 300mm converter, non-reluctor style shaft.

For use with .125" wall thickness aluminum tubing.

.375" Thick

.275" Thick

For use with .125" wall thickness aluminum tubing.

For use with 3.5" dia. tube.

For use with 3.5" I.D. carbon fiber tubing.

For use with .125" wall thickness aluminum tubing.

For use with .125" wall thickness aluminum tubing.

For use with .125" wall thickness aluminum tubing.

For use with 3.5" I.D. carbon fiber tubing.

TH400, 4L80-E, Muncie M20, 21 & 22, BorgWarner T10

Requires Sonnax overrun sleeve and compatible overrun piston. See instructions for details.

Intended for competition applications only. Machining is required.

.63 Ratio

Fits ’96–’08 units. Prevents input sprag and Forward clutch failure by engaging overrun clutch in D4 1st, 2nd and 3rd Gears and D3 1st and 2nd Gears. Includes fluid rerouting for additional D4 protection and new servo cushion spring to reduce downshift clunk.

Fits ’96–’08 units. Enhanced input sprag and Forward Clutch durability by engaging overrun clutch in D3 1st and 2nd Gears. Includes heavy duty 2-3 shift valve for enhanced protection.

For use with frictions about .060" thick.

For use with frictions about .080" thick.

For use without internal turbine support bushing in converter.

For racing applications that do not use front band and run a 1" main shaft.

Stator employs 18 flat blades at a 35° angle.

Stator employs 18 flat blades at a 35° angle.

Fits Ford 9" differentials.

Fits Ford 9" differentials.

For use with heavy duty forward drum 34554-01.

For use with turbine support bushing in converter.

Fits all TH400 & '95-earlier 4L80-E.

For use with turbine support bushing in converter.

Fits '96-later

Fits all TH400 & '95-earlier 4L80-E.

For diesel and towing applications.

Fits '17-later.

Fits 6L80, 6L90, 8L90, 10L80 units; TR6060, TR3160, ’18–’22 Mustang MT-82 manual units; ’05–’06 Pontiac GTO (differential side).

Fits Dodge units only.

For use in 4WD models only.

Tremec Magnum-F

Fits all TH400 and '98-earlier 4L80-E.

Fits '99-later.

Ford Super Duty (Front)

Ford Super Duty (Rear)

Fits late-style units

Wide, for use with Powerglide-style, 45-tooth frictions.

Use with Powerglide-style, 45-tooth frictions, Sonnax steels & high capacity piston kit 104960-20K.

Use with Powerglide-style, 45-tooth frictions, Sonnax steels & high capacity piston kit 104960-20K.