Alternator Rotor by Volt Tech features vibration proof magnet construction, as magnets are held in place by stainless steel non-magnetic insert for durability.
Volt tech alternator is 50 amps. Also required when installing V-Twin or Screamin Eagle compensator upgrade kit on 2007-2011 models. Replaces OEM 30041-08A


FITS 
FXD 2012-2017
FXST 2012-17
FLST 2012-17
FLT 2011-2016
FXCW 2008-17