Belt tensioner alternator belt with reference number 20924200, 21549016 fits for instance VOLVO BM/VOLVO A25F s/n 13001-99999, VOLVO BM/VOLVO A25G s/n 340001-341999, 740001-741999, 840001-841999, VOLVO BM/VOLVO A30F s/n 12001-99999. See all compatible models under the Fits to tab.