ISO 29802:2017 specifies the designations, dimensions, markings and load ratings of pneumatic tyres primarily intended for all-terrain vehicles (ATV). It also specifies the designation, marking and contours of rims.
The tyres meet the following parameters:
a) speeds not exceeding 130 km/h (Speed Symbol M),
b) fitted to (AT) 5° tapered drop centre rims,
c) nominal rim diameter codes of 7 to 14 inclusive.