Compatible vehicle models Volvo FM, FH, FMX series (2012–2020 models), mainly compatible with FM13 chassis towing trucks, cargo trucks, dump trucks, D13 engine models, for manual adjustment of the vehicle height of the cab / rear axle air suspension.
the airbag suspension for the vehicle body MEM Memory Button: Stores the regular body height position and can be called up with one click for the preset height STOP Stop Button: Terminates the height adjustment process with one click during the adjustment With spiral telescopic wiring harness + yellow 12-pin original factory standard plug, suitable for in-car handheld suspension installation and use