2004.5-2005 Duramax DT550 Transmission w/ Torque Converter (dt550-LLY-5-TQC)-Transmission Package-Calibrated Power-dt550-LLY-5-TQC-Dirty Diesel Customs

2004.5-2005 Duramax DT550 Transmission w/ Torque Converter (dt550-LLY-5-TQC)

Calibrated Power

Part Number: dt550-LLY-5-TQC
Sale price$6,900.00 CAD

Additional Refundable Core Deposit Required of $1,500.00 CAD. Learn more.
(show all inventory)
Available at alternate warehouse - contact for price
This is a special order item, please allow for additional processing time. If you would like an ETA, please reach out prior to placing your order.
This item may have additional freight costs. Learn more


Year Make Model
2004.5-2005 GMC/ Chevrolet HD 6.6L Duramax 

Tired of harsh shifting or banging gears (no pun intended)? These DT750 fully built transmissions from Calibrated Power give you smooth, positive shifts & easy torque converter lock-up; perfect if you are building a reliable daily, or heavy hauling rig.

Part Number: dt550-LLY-5-TQC

  • C1 - C4 Raybestos GPZ Clutches 
  • C5 Raybestos Clutches 
  • New Neutral Safety Switch
  • New Speed Sensors
  • All new electronics
  • Upgraded valve body
  • Goerend Billet Torque Converter
  • Pre-Built and ready to install