Shimano xt 10sp drivetrain groupset builderthe right choice for your riding stylenew options of the dyna sys 10 speed drivetrain for the deore xt lineup dyna sys does not only deliver a10 speed drivetrain to mtb but also a dynamic power transfer and the newest system with optimized stability dont settle for almost perfect use our groupset builder to create your preferred mix of ratios and sizes a 2 year warranty is offered with all shimano products from chain reaction cycles 3 years on