MCS-921606 - Outer cam (primary) chain for Twin Cam models with OEM style hydraulic operated chain tensioners. Also replaces the only cam chain used in the single cam M8 models. Note: See 921604 for the Twin Cam inner (secondary) cam chain.

Fitment:
Outer cam chain: 06-17 Dyna; 07-17 Softail; 07-16 Touring (NU) Cam chain: 18-21 Softail; 17-21 Touring; 17-21 Trikes