[mark christopher]

Originally Posted by mark christopher

you need these for the couger, same fitment as the b4

pin http://www.racing-cars.com/pp/Produc...rts/U6755.html

spike http://www.racing-cars.com/pp/Produc...ist/U6753.html

Originally Posted by captainlip

But do the above fit? They look like they do!

yes they do.

Originally Posted by cwp

Only the rears will fit.

wrong!!

the couger front wheels DO fit a B4 and B4.1 as they use Ball Bearing 3/16x3/8 which is same size as the b4