Not only are the Öhlins TTX 25 dampers adjustable, they can be re-valved as well. The re-valve kit works on both pre and post 2014 dampers. Each kit does two dampers
Part Number (U00052-11)
4 - End Adjusters (small bleed hole diameter)
4 - Adjustment Needles (small bleed hole diameter)
12 - High Speed Valve Springs (4 -10 N/mm rate, 4 - 20 N/mm rate, 4 - 30 N/mm rate)