10-495, 10495, 10495MK, 10496, 11495, 11495DR, 15496, 25-7496, 49511, 7496, 8A1255, 9433853, A10498, JU-1256. Due to thermal forces in the vehicle engine, this variable notched belt tightens on the drive as it heats up to prevent slippage, improve belt performance and reduce noise.