ISO 4251-2:2017 establishes the load ratings of the ply rating marked series of tyres for agricultural tractors and machines.
Tyre designation and dimensions, and approved rim contours are given in ISO 4251‑1.
Status: WithdrawnPublication date: 2017-04
Edition: 7Number of pages: 17
Technical Committee: ISO/TC 31/SC 5 Agricultural tyres and rims