Agricultural tractors
Vehicle components
Marking
Wheel rims
Agricultural equipment
Designations
Width
Dimensions
Loading
CGS system (metric)
Diameter
Size coding
Size
Tyres
Velocity
Wheels
Link: BS ISO 7867-1:2018 Metric series for agricultural, forestry machines and construction tyres Tyre designation, dimensions and marking, and tyre/rim coordination
Source: BSI Standards