In Mountain bike riding, trail conditions change drastically from one second to the next, from one turn to the next. Mountain bikers need to be able to seamlessly Perceive the conditions, Judge their options, and Operate their bike in a split second. XTR satisfies the needs of the most demanding riders by providing the highest level of precision and integration. We refocused on the original goal of XTR - to be the ultimate race components.

Feature

• 10-45T (1x12-speed)
• Decreased rear derailleur tension at low gear position, to prevent high chain tension
• Add bumper at rear derailleur pulley cage
• Bigger 13T pulley
• 10-45T (2x12-speed)

Benefit

• Enhance shifting performance
• Silent drivetrain
• Low profile design
• Low sprocket compatibility