Mazda 2010 RX-8 Owner's Manual page 404

RX-8_8AT5-EA-09E_Edition1 Page404
Wednesday, April 15 2009 10:34 AM
Customer Information and Reporting Safety Defects
Tire Information (U.S.A.)
70
70 is the aspect ratio. This two-digit number indicates the tire's ratio of height to width.
D
D is the tire construction symbol. D indicates diagonal ply construction .
16
16 is the wheel rim diameter in inches.
90
90 is the Load Index. This two-or three-digit number indicates how much weight each
tire can support.
M
M is the speed rating. The speed rating denotes the maximum speed for which the use of
the tire is rated.
Letter Rating
M
9-26
Form No.8AT5-EA-09E
Black plate (404,1)
Speed Rating
81 mph