Standard 120: Tire Selection and Rims

Scope and Purpose:
This standard specifies tire and rim selection requirements and rim marking requirements. The purpose of this standard is to provide safe operational performance by ensuring that vehicles to which it applies are equipped with tires of adequate size and load rating and with rims of appropriate size and type designation.

Application:
Motor vehicles with a GVWR of more than 4,536 kg (10,000 lb) and motorcycles, rims for use on those vehicles, and non-pneumatic spare tire assemblies for use on those vehicles

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