Ford 2004 Econoline Owner's Manual page 223

Maintenance and Specifications
Additional information contained on the tire sidewall for "LT" type
tires
"LT" type tires have some additional
information beyond those of "P"
type tires; these differences are
described below:
1. LT: Indicates a tire, designated by
the Tire and Rim Association
(T&RA), that is intended for service
on light trucks.
2. Load Range/Load Inflation
Limits: Indicates the tire's
load-carrying capabilities and its
inflation limits.
3. Maximum Load Dual lbs. (kg)
at psi (kPa) cold: Indicates the
maximum load and tire pressure
when the tire is used as a dual;
defined as four tires on the rear axle (a total of six or more tires on the
vehicle).
4. Maximum Load Single lbs. (kg) at psi (kPa) cold: Indicates the
maximum load and tire pressure when the tire is used as a single;
defined as two tires (total) on the rear axle.
223
2004 Econoline (eco)
Owners Guide (post-2002-fmt)
USA English (fus)