I ran the older version of the PRPXR8 and had a stack of the Picco tires that would fit, but it did have a different offset.
The XR8 used a Serpent style wheel, and allthough the wheels would fit, it did throw off the offset.
Same thing with the MRX4X.
The wheels will fit, but different offset.
[COLOR="Red"][FONT="Comic Sans MS"][/FONT][/COLOR]BRC358http://www.kamikazercracing.com