Tire Size & Type Designation; Maximum Tire Inflation Pressure; Speed Rating; Figure 18. Tire Size And Designation Label - Tiffin Motorhomes VANLEIGH BEACON Owner's Manual

TIRE SIZE & TYPE DESIGNATIoN
The tires on your unit are marked with a tire size and type designation: 215/75R17.5. The
designation breakdown is as follows:
Table 9. Tire Size and Type Designation
215
The first three-digit number gives the width in millimeters of the
tire from sidewall edge to sidewall edge. In general, the larger the
number, the wider the tire.
75
The next two-digit number after the "slash" mark, known as the
aspect ratio, gives the tire's ratio of height to width.
R The "R" stands for radial.
17.5 The last two-digit number is the wheel or rim diameter in inches.

Figure 18. Tire Size and Designation Label

MAXIMUM TIRE INFLATIoN PRESSURE

This number is the greatest amount of air pressure that should ever be put in the tire under
normal driving conditions.
Table 10. Maximum Tire Inflation Pressure
Westlake 215/75R17.5
Goodyear 215/75R17.5

SPEED RATING

THE MAXIMUM SPEED RATING FOR GOODYEAR
215/75R17.5 TIRES IS 62 MPH UNDER NORMAL
DO NOT EXCEED THESE SPEED RATINGS REGARDLESS
T IRE S
cAUTIoN
cC
INFLATION AND LOAD CONDITIONS.
OF THE POSTED MAXIMUM SPEED LIMIT.
VA N L E I G H B E A c o N
123 PSI
125 PSI
85
8 5