Mounting Instructions: For Honda TRX 450R Pro-Am Series Nerf Bars. YFZ 450R Nerf Bar Instructions... Remove the four bolts in the front motor mount bolts, each one at a time. Replace
them with the supplied bolt (A) and washer (C) on the back side of the
intergraded motor mount bolt. Leave the bolts out enough to slide in the center
knuckle in between the motor mounts.