

4L60E (5.7L) (4x4) Chevy Silverado/Blazer
4-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 4L60E Performance Transmission RM1 Series 3KCD units. RMP74GARM1 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.
.3KCD
3KKD
RT74GA
.3KKD
4KBD
T1257DA
.4KBD
RMP74GA
3KCD
RMP74GARM1
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