UN R30, R54, R75 Report on study to amend the Dimensional Requirements for tyres with radial or run flat structure
Reference Number: GRBP-71-07
ETRTO report on the study on the Dimensional Requirements for tyres with radial or run flat structure after having performed the load speed endurance test. ETRTO proposes to amend the UN Regulations No 30, 54 [and 75] by removing the requirements for tyres with radial and run flat structure.