SRAM XG-1351 E1 13sp CassetteThe SRAM XG 1351 13 speed cassette provides an expanded 460% range and tight cog jumps to ensure you always have the right gear for gravel terrain. This high performance component is engineered to handle the demands of 1x riding with smooth, reliable transitions across the entire 10 46T span. Speed: 13 speed gearing with a 10 46t range Compatibility: XPLR 1x 13 speed rear derailleurs and XDR driver bodies Chain Technology: Compatible with all Road