Originally Posted by
racer1812
Get a new rear tower, same part number but the 3rd hole is now the 4th hole that we used to have to drill ourselves, was a running change #9572. Get either a b4.1 chassis or a B4 RTR plastic chassis.
Hmmmm is that the same for the T4 rear shock tower? And if so, when did they make this change and how can you tell if you have the new one?