4l80E

THM 4L80E with Converter

Heavy Duty Rebuild $2,500

(Upgrades Stage 1Shift Kit, Upgraded Case Bushing  )

Extreme Duty Rebuild $2,700

(Upgrades Stage2 Shift Kit, Upgraded Case Bushing, Performance Lined Clutches  and Intermediate Sprag HD Converter)

Billet Piston Converter Upgrade $800

Billet Cover Converter Upgrade Call for Pricing 

Performance Trans Upgrades available 

Aluminum Direct Drum 

Manual Valve body

TransBrake 

Ratio Changes 

Sky is the Limit 

ATRA 

(Automatic Transmission Rebuilders Association) 

Nation Wide Warranty on most Automatic and Standard Transmissions

Stock Rebuilt Transmission is rebuilt to Original Equipment Specifications

Heavy Duty Transmission is designed for occasional Towing, or Hauling. Transmission is modified with Valve Body Reprograming Kit, High Capacity Clutch and Band Linings, Improved Lube Circiuts, and a Heavy Duty Convertor. Rated at 500 HP

Extreme Duty Transmission is designed for customers that use there vehicle for extreme towing or Hauling.( Work Trucks that are used and abused every day ) These transmissions are rebuilt much the same as Heavy duty with a couple exceptions, such as adding additional clutches to drums. Rated at 550-650 HP