Gear Shift Lever 16 Speed Trailer Air Suspension Control Valve Trailer Air Suspension Control Valve Levelling Valve Ports M12 x 1.5, Nominal diameter: 7.1 Levelling Valve Ports M12 x 1.5, Nominal diameter: 7.1 Levelling Valve Ports M12 x 1.5, Nominal diameter: 2x Dia 3 Levelling Valve Ports M12 x 1.5, Nominal diameter: 2x Dia 3 Levelling valve with height limitation: M 12×1.5 Levelling valve with height limitation: M 12×1.5 Levelling valve stroke of lever: +30, Over stroke: 70, Ports: 6mm Levelling valve stroke of lever: +8, Over stroke: 19, Ports: M10 x 1 Levelling valve stroke of lever: +30, Over stroke: 70, Ports: M10 x 1 Levelling valve stroke of lever: +35, Over stroke: 87, Ports: 6mm 3/2 Solenoid Valve 3/2 Solenoid Valve Solenoid Modulator Valve 1 2 3 … 8 9 10 11 12 13 14 … 17 18 19