It's more adventurous than ever on the trails. The new Deore XT groupset gives you even more control. Shimano 's new objective was clear: to offer an even better cycling experience. Shifting gears is easier and more precise. Gear combinations are set by riders. Shimano has developed gear ratios to suit individual needs. - Optimized gear combinations and ratios - Optimal ratio between weight and durability - Combination of aluminum and steel sprockets - Group: DEORE XT - Model: CS-M8000 - Gear range: 11 speeds 1. Weight: 411 g (11-40), 434 g (11-42), 437 g (11-46) Grades: - 11-13-15-17-19-21-24-27-31-35-40 - 11-13-15-17-19-21-24-28-32-37-42 - 11-13-15-17-19-21-24-28-32-37-46