Superior Transmission Parts

GM 700R4|4L60E|4L65E|4L70E Upgraded 3-4 Clutch Rapid Relief Valve by Superior

GM 700R4 / 4L60E / 4L65E / 4L70E 3-4 Clutch Rapid Relief Valve  1982-UP This patent-pending 4L60/4L60E/4L65E/4L70E 3-4 clutch rapid relief valve replaces the ball capsule in the input drum...

Transmission Valve Body Bench Buddy

Superior Transmission Products Bench Buddy 4 Brush Kit T-BB100 Impregnated with a special super fine abrasive, Bench Buddy brushes easily remove small burrs and polish the inside of a valve bore...

Bench Buddy & Accumulator Buddy Kit by Superior Transmission Parts

This item is two amazing products by Superior Transmission Parts for one low price.  You'll receive one Bench Buddy set of brushes and one Accumulator Buddy set of brushes.  Buy with Global...

Transmission Accumulator Buddy Brush Kit

Accumulator Buddy Brush Set Problem Solving Solution by Superior Transmission Parts Polishes bores in seconds and improves the surface finish of a bore by up to 50% The Accumulator Buddy is a set...

230 Series Transfer Case HD Output Shaft Retaining Ring by Superior (Set of 3)

230 Series Transfer Case HD Output Shaft Retaining Problem Solver Superior Transmission Parts has announced the availability of a very heavy duty retaining ring for the output shaft bearing of the...

240 Series Transfer Case HD Output Shaft Retaining Ring by Superior (Set of 3)

240 Series Transfer Case HD Output Shaft Retaining Problem Solver Superior Transmission Parts has announced the availability of a very heavy duty retaining ring for the output shaft bearing of the...

48RE Reverse Servo Replacement Super Seal Kit - Superior

This is a replacment seal kit for Superior Transmission Parts K086 for 48RE transmissions.  This kit will not work with OE servos.

4L60E 4L65E 4L70E Lock-Up Control Valve Upgrade Fits All Years

FITS ALL 4L60E/65E/70E 1993-UP Replaces ALL standard .441" diameter lock-up control valve line-ups Upgrades ALL styles of lock-up control valves Accommodates ALL engine and system configurations:...

4L60E 4L80E Transmission Driver Adjustable Pressure Riser Package

4L60E/4L65E/4L70E/4L80E Driver Adjustable Pressure Riser Kit Made in the USA by Superior Transmission Parts The Driver Adjustable PressureRiser is ideal for any vehicle that is used partially for...

4L60E 4L80E Transmission Overdrive-Lockout Switch by Superior (1991-1999)

4L60E/4L80E Transmission Overdrive-Lockout Switch Made in the USA by Superior Transmission Parts 4L60E Model Years 1993-1998 4L80E Model Years 1991-1998 The Superior Overdrive-Lockout Kit for GM...

4L60E/4L80E Transmission Individual Pressure Riser Package (HD)

Individually packaged Superior PressureRiser Packages are complete with everything you need to service one unit including easy to read instructions.  Simply choose from Standard, Heavy Duty or...

4L60E/4L80E Transmission Individual Pressure Riser Package (HD+)

Individually packaged Superior PressureRiser Packages are complete with everything you need to service one unit including easy to read instructions.  Simply choose from Standard, Heavy Duty or...

4L60E/4L80E Transmission Individual Pressure Riser Package (Standard)

Individually packaged Superior PressureRiser Packages are complete with everything you need to service one unit including easy to read instructions.  Simply choose from Standard, Heavy Duty or...

4R70 4R75 4R75 6F35 6F50 6F55 6R80 6R90 10L80 10L90 Sure~Cool® Thermal Bypass / Flow~Control (Ford all years GM Late 2021-UP)

Ford 4R70 4R75 4R75 6F35 6F50 6F55 6R80 6R90 Sure~Cool® Thermal Bypass / Flow~Control This valve also works in the Late 2021-UP GM 10L80 and 10L90 transmission.  Made in the USA by Superior...

62TE HD TCC QUICK~Solution™ | No~Ream “Drop~in and GO!”™ Style Fix

Superior’s new “Drop~in and GO!”™ Part # STL062 Dodge 62TE HD TCC QUICK~Solution™ TransLab Engineered® PART # STL062 Dodge 62TE HD TCC QUICK~Solution™Fix...

6F35 Pump & Valve Body Kit w/ Self-Aligning Stress Relieved Pressure Regulator System

Don’t Get “Hung-up” with a stuck PR line-up. The NEW STL-6F35 lets you GO with the FLOW! Superior’s Newest TransLab Engineered® STL-6F35 Pump and Valve Body Kit with its 3...

6L80 6L90 6L45 6L50 Pressure Regulator Boost Valve Kit

This TransLab Engineered Boost Valve for GM's 6L45, 6L50, 6L80 and 6L90 automatic transmission units can be installed in conjunction with the STL-012 pump upgrade kit or any OE main pressure...

6T40 6F35 Transmission Upgraded Axle Bushing & Seal Kit by Superior (2008-13)

GM 6T40 & 6F35 Transmission Upgraded Axle Bushing Seal Kit (2008-13) Made in the USA by Superior Transmission Parts The durable bushings and top quality seals included in the K0100 kit may be...

8HP70 8HP75 Adjustable Sure-Cool® System

This upgrade is recommended during rebuiding or transmission service as preventive maintenance on ZF8HP70 and ZF8HP75 units.  The Sure-Cool System provides three settings: Full Time Cooler Flow...

8L90 8L45 Reinforced Plate-Gard Dampner Kit

TransLab Engineered® by Superior Transmission Parts, Inc. ® NEW STL028 8L45/8L90 Reinforced Plate~Gard™ Dampener Kits And unlike anything currently available… Ours work in Stock...