UN R117: Proposal for Supplement 4 to the 04 series of amendments
Reference Number: GRBP/2025/28
Proposal from the GRBP task force on Tyre Abrasion to delete provisions from UN R117 that are covered by the proposal for a new UN Regulation on tyre abrasion.
Proposal for a new UN Regulation for the approval of new pneumatic tyres of class C1 that conform to UN R117 with regard to their abrasion performance.