Mountain Lab Helmet Flashlights ECU Fitment notes: This part fits

Fitment notes: This part fits every Yeti model to date (and most Timbersleds and MTN

anti-rotation YPxx1055-12-7070 /

YPDR1116 / 1116 / CDCMYPDR1116 YPDR1117 Sprocket 17T - 17 splines Obsolete / unavailable

CPTH1398 - Fitting

if you put the stack on a stock bike with stock ECU

Mountain Lab Helmet Flashlights ECU Fitment notes: This part fitsDescription We never ride without one! Whether you are a fan of the night ride and are complementing a sweet LED Lightbar, or just need to make sure you'll make it back to the truck, a versatile high quality flashlight is a game changer. The Mountain Lab options are powerful and robust, and beat most competitors when it comes to bang for buck with brightness and battery capacity. Directly compatible with GoPro helmet mount and other GoPro accessories