D2 Racing Air Struts with Vera Essential Management Tesla Model 3 4WD D2 Racing Air Struts Volkswagen D2 Racing Charger Air Struts with VERA Essential Management D CR 01 1 D2 Racing Air Struts w VERA AccuAir e+ Connect Pressure BMW Z4 D2 Racing Air Struts w Vera EVO Management Tesla Model 3 4WD 2017 D2 Racing Air Struts w VERA Essential Management for 2017 2020 Toyota. ABOUT D2 AIR STRUTS D2 Racing Air Struts allow for adjustment through both the lower mount and inflatable air bag portion. Each air shock features a 36 way damping adjustable internal shock design for fine tuning of ride quality and response. Kit Includes: D2 Racing front suspension D2 Racing rear suspension (4) 1 4 tube 1 8 BSPT compression elbows (2) Spanner tools (4) Damping adjustment knobs