Outer Cam Chain, M8 And 06-17 Twin Cam For Harley Davidson

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.

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