Tundra mains are 18" diameter Carlisle Turf Glide
C4X 8.00-6 (4-ply with tube) mounted on Quad City 6" aluminum rims
with new third generation brakes.
(The new brakes will stop a 747 in a hundred feet. Well, almost!)
The wheel on the left is the standard sold with Challengers
in the United States for both nose and mains - 11x4.00-5 tires on lightweight
plastic 5" rims.
In Canada since the fall of 2005 the mains are 13x5.00-6 on 6" aluminum