6L90 (6.0L/6.6L Gas)(RWD)(Vin:G) Chevy Express
6-speed
Performance
Automatic
Transmission with Torque Converter
Recommended for engine mods or tuners up to 80 HP over stock. The RM1 series is a great choice for daily work trucks and plowing or towing trucks with a larger turbo, injectors and/or 5th wheel hitches.
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Roadmaster remanufactures premium 6L90 Performance Transmission RM1 Series .4DCA units. RMP45HARM1 is an RM1 series transmission designed for daily work trucks that have been upgraded as much as 80hp beyond stock units and also features a remanufactured torque converter.
.4DCA
5DCA
ART45HA
RT45HA
.6DCA
6DCA
ODTA
RT45HARM1
.8DCA
7DCA
RMP45HA
T8224AA
4DCA
8DCA
RMP45HARM1
T8224AAR1000
Roadmaster transmissions are available from Whatever It Takes Transmission Parts' nationwide locations. Choose your state below to find the location nearest you.
