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6-1. Specifications
6
Vehicle specifications
Tire related term Meaning
Intended outboard side-
wall
(a)The sidewall that contains a whitewall, bears white
lettering, or bears manufacturer, brand, and/or model
name molding that is higher or deeper than the same
molding on the other sidewall of the tire, or
(b)The outward facing sidewall of asymmetrical tire
that has a particular side that must always face out-
ward when mounted on a vehicle
Light truck (LT) tire
A tire designated by its manufacturer as primarily
intended for use on lightweight trucks or multipurpose
passenger vehicles
Load rating
The maximum load that a tire is rated to carry for a
given inflation pressure
Maximum load rating
The load rating for a tire at the maximum permissible
inflation pressure for that tire
Maximum permissible
inflation pressure
The maximum cold inflation pressure to which a tire
may be inflated
Measuring rim
The rim on which a tire is fitted for physical dimension
requirements
Open splice
Any parting at any junction of tread, sidewall, or inner-
liner that extends to cord material
Outer diameter The overall diameter of an inflated new tire
Overall width
The linear distance between the exteriors of the side-
walls of an inflated tire, including elevations due to
labeling, decorations, or protective bands or ribs