Originally Posted by
dcerven94
Are the rb6.6 3 hole rear suspension arms (kyoumw711b) the same as the rb7 rear arms (kyoumw742) with the narrow pivot setting?
From what I have been told, yes. The only big difference between the two arms is the RB7 arms are gullwing and the RB6.6 is flat. I have not tried to swap them personally.