4.9.1. Proposal for Supplement 8 to the 04 series of amendments to UN Regulation No. 41 (Noise emissions of motorcycles)

ECE/TRANS/WP.29/GRBP/69, paras. 3 and 5, based on Annexes II and III to the report and ECE/TRANS/WP.29/GRBP/2019/24

WP.29/2020/70 | UN R41: Proposal for Supplement 8 to the 04 series of amendments Proposal to introduce provisions for stationary noise measurements on a single-sided dual exhaust system, minimize proliferation of approval numbers from models with differences in vehicle exhaust and silencing systems, and correct an omission regarding the compensating resevoir fill time thereby aligning UN R41 with the other noise UN Regulations Nos. 9, 51 and 63.
WP.29/2020/70
UN R41: Proposal for Supplement 8 to the 04 series of amendments
18 Apr 2020 World Forum Formal Documents Motorcycle Noise Motorcycle Noise Uniform Provisions Concerning the Approval of Motor Cycles with regard to Noise Proposal to introduce provisions for stationary noise measurements on a single-sided dual exhaust system, minimize proliferation of approval numbers from models with differences in vehicle exhaust and silencing systems, and correct an omission regarding the compensating resevoir fill time thereby aligning UN R41 with the other noise UN Regulations Nos. 9, 51 and 63. WP.29/2020/0070