RockShox Rear Shock Basic Service Kit Description: The Rockshox Rear Shock Basic Service Kit has the necessary dust seals, O-ring seals, and valves to do routine services on your rear shocks. Replace the contaminated and dirty parts on a regular basis will keep your suspension performing at its best. Features: Includes dust seals, O-ring seals, valves, and eyelet bushings Does not include air can seals Specifications: Compatibility: 2011-2013 Monarch Plus