2006 Lexus IS 250 Owners Manual - Page 406
2006 Lexus IS 250 Manual
Page 406 highlights
6-1. Specifications Tire information Typical tire symbols Tire size DOT and Tire Identification Number (TIN) Location of tread wear indicators Tire ply composition and materials (→P. 394) (→P. 393) (→P. 395) Plies are layers of rubber-coated parallel cords. Cords are the strands which form the plies in a tire. Radial tires or bias-ply tires A radial tire has RADIAL on the sidewall. A tire not marked RADIAL is a bias-ply tire. TUBELESS or TUBE TYPE A tubeless tire does not have a tube and air is directly filled in the tire. A tube type tire has a tube inside the tire and the tube maintains the air pressure. Load limit at maximum cold tire inflation pressure Maximum cold tire inflation pressure This means the pressure to which a tire may be inflated. (→P. 397) (→P. 397) Uniform tire quality grading For details, see "Uniform tire quality grading" that follows. 392