RAM Commercial CHASSIS CAB 3500 2021 Owner's Manual page 412

410 SERVICING AND MAINTENANCE
Tire Terminology And Definitions
Term
B-pillar
Cold Tire Inflation Pressure
Maximum Inflation Pressure
Recommended Cold Tire Inflation Pressure
Tire Placard
The vehicle B-pillar is the structural member of the body located behind the front door.
Cold tire inflation pressure is defined as the tire pressure after the vehicle has not been
driven for at least three hours, or driven less than 1 mile (1.6 km) after sitting for a
minimum of three hours. Inflation pressure is measured in units of PSI (pounds per
square inch) or kPa (kilopascals).
The maximum inflation pressure is the maximum permissible cold tire inflation pressure
for this tire. The maximum inflation pressure is molded into the sidewall.
Vehicle manufacturer's recommended cold tire inflation pressure as shown on the tire
placard.
A label permanently attached to the vehicle describing the vehicle's loading capacity, the
original equipment tire sizes and the recommended cold tire inflation pressures.
Definition