Originally Posted by Thunder Trail

I have always used the stock bumper up front. I see a few people using the RPM, but I don't think it's an advantage. I get a year or so out of the stock front bumper, but I do keep a spare for that rare crash. Maybe someone who has used it will chime in.

I do use the RPM rear bumper. I through bolted the shock tower to the RPM mount because the stock bumper seems to pull threads out after a couple of months. Did that over a year ago and still using the same rear bumper. It works well for me.