Replacement 1st stage arm for the STM dual stage clutch.
These Cam Arms are not recommended at RPM ranges above 9000 RPM
Includes:
1 arm
1 new bushing.
Each arm weighs 25 grams and has 2 places to add weight for more tunability. The ramp design keeps the arms engaged for a longer duration putting more belt force further into the shift. Price is per...
Replacements for spiders that came with these HD arms. Arms are sold individually and come with bushing already installed.
HD 1st stage M5 fastener kit required with these arms and is sold...