PART NUMBER: 31317928. Part Number 31317928. VOLVO V40 2012-2016 STRUT/SHOCK/LEG (FRONT DRIVER SIDE). Model V40 D2 R-DESIGN E5 4 SOHC. The standard was developed by industry over the past year and is wholly owned by the Vehicle Recyclers' Association (the leading trade body for the vehicle recycling sector).