Superior Transmission Parts

GM 4L60E|4L65E|4L70E Forward Accumulator Piston Piston Pin Kit by Superior

4L60E/4L65E/4L70E Transmission Forward Accumulator Pin Includes 3-Pins & 1-Drill Bit This 4L60E Problem Solver, by Superior Transmission Parts, repairs and seals a loose or worn OE pin and bore...

GM 4L60E|4L65E|4L70E Pump Boost Valve & Sleeve (2005-UP)

This Superior boost valve replaces worn out O.E aluminum valves in GM 4L60E, 4L65E and 4L70E automatic transmissions from 2005 and up.  Made of hardened steel to resist wear these super...

GM 4L80E Transmission PowerTow Performance Shift Kit (1990-UP) Fairbanks

GM 4L80E Transmission HD Performance Shift Kit Don't Blow It - PowerTow It! Made in the USA by Superior Transmission Parts Each Fairbanks 4L80E PowerTow Shift Kit includes Superior's dual feed direct...

GM 4L80E Transmission Pump Conversion Kit by Superior

GM 4L80E Transmission Pump Conversion Kit Superior Problem Solver This kit allows the user to modify and install a 1997 to 2003 pump into a 2004 and up model 4L80E transmission.  Thus saving...

GM 4L80E Valve Body Shift Correction Kit by Superior (1997-2007)

GM 4L80E Transmission Valve Body Shift Kit 1991-2007 The Superior Transmission Parts 4L80E transmission valve body shift correction kit offers the option of regular and heavy duty applications in the...

GM 4T40E 4T45E Solenoid SURE-COOL Upgrade Kit by Superior (STL006)

4T40E/4T45E Transmission Solenoid SURE-COOL Upgrade Kit Made in the USA by Superior Transmission Parts Stop and go driving also spends most time in 1st or 4th gear, and passes through 2nd and 3rd...

GM 4T40E Transmission Accumulator Piston by Superior

GM 4T40E Upgraded Accumulator Piston This is a Superior Transmission Parts problem solver for GM's 4T40E transmission that replaces the commonly broken plastic piston. Superior Transmission Parts...

GM 4T65E Forward Band Servo Release Spring by Superior (1997-UP)

Heavy Duty GM 4T65E Forward Band Release Spring Fits All 4T65E Automatic Transmission from 1997 and Up Superior developed this 4T65E forward band release spring to virtually eliminate the neutral to...

GM 4T65E Transmission AFL Valve Repair Kit by Superior

GM 4T65E Transmission AFL Valve Repair Kit  A Superior Transmission Parts Super Solution The newly designed AFL valve and spring combo along with a simple cup plug will stop the leak! ...

GM 4T65E Valve Body Shift Correction Package by Superior (1997-2011)

GM 4T65E Transmission Valve Body Shift Correction Kit This kit includes a new "Superior Steel Series" Hardened Boost Valve & Sleeve.  Superior claims this kit definitely improves the...

GM 6L45 6L50 6L80 8L90 SURE-COOL Cooler Flow System by Superior (2014-UP)

6L80/8L90 Sure-Cool System 2014-UP Models  TransLab Engineered by Superior Transmission Parts This Cooler System Upgrade is Recommended During Rebuild or with a Routine Transmission Service as...

GM 6L80 6L90 6L45 6L50 SuperTuff® Pump Stator Shim Kit

The new K0146 SuperTuff Shim Kit by Superior Transmission Parts is what you need when finish grinding 6L80 and 6L90 pumps and stators.  These popular units includes the 6L45, 6L50, 6L80 and 6L90...

GM 6L80 6L90 6L45 6L50 Transmission Valve Body Upgrade Kit

This new TransLab Engineered 6L80/6L90 6L45/6L50 transmission valve body upgrade kit corrects, prevents, upgrades and retro-fits all 6L80/90 GEN1 and GEN2 valve bodies to GEN3 2014-up style valve...

GM 6L80 6L90 Transmission Pump Upgrade Kit

6L80/6L90 TransLab Engineered Pump Upgrade Kit "Drop-and-Go" / No-REAM Series of Superior/TransLab QUICK SOLUTIONS After years of testing, all the issues rebuilders wanted in a pump upgrade kit are...

GM 6T70 6F55 Transmission Pump Chain Alignment Tool by Superior

THIS ITEM IS NO LONGER BEING MADE SO WHEN THE LAST ONE SELLS THERE WILL BE NO MORE GM/FORD 6T70 6F55 Transmission Pump Chain Alignment Tool Made in the USA by Superior Transmission Parts Superior...

GM 6T70/75 Ford 6F50/55 DETERMINATOR Plate by Superior (K0141)

GM 6T70/6T75 & Ford 6F50/6F55 Transmission Determinator Plate Made in the USA by Superior Transmission Parts The DETERMINATOR Plate, K0141, allows in car testing of main case to determine...

GM 700R4 200-4R 125C Transmission Upgraded Pressure Regulator Valve

GM 700R4 200-4R Universal Adjustable Vacuum Switch Kit by Superior (1''-6'' Vacuum)

GM Universal Adjustable Vacuum Switch Kit by Superior Transmission Parts Works on 200-4R, 700R4 and other units working without computers and needing help getting lock up in and out oat the proper...

GM 700R4 200-4R Universal Adjustable Vacuum Switch Kit by Superior (6''-22'' Vacuum)

GM Universal Adjustable Vacuum Switch Kit by Superior Transmission Parts 6'' to 22'' of Vacuum Works on 200-4R, 700R4 and other units working without computers and needing help getting lock up in...