6L80 Cadillac, Chevy, GMC, Hummer 5.3/6.0/6.2
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.
Image Disclaimer: Image may not be an exact representation of the shipped product.
Roadmaster remanufactures premium 6L80 Performance Transmission RM1 Series 7CJA units. RMP45BRM1 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.
7CJA
9CKA
RT45B
7CKA
ART45B
T8100AA
8CJA
RMP45B
T8100AAR1000
8CKA
RMP45BRM1
T8105AA
Roadmaster transmissions are available from Whatever It Takes Transmission Parts' nationwide locations. Choose your state below to find the location nearest you.
