Bilstein B4 Front Suspension Strut and Rear Shock Absorber Kit For BMW Bilstein Front B4 OE Suspension Shock Absorbers for BMW 325i 328i 330i Bilstein Suspension B4 OE Replacement (DampTronic) Suspension Shock Bilstein B4 Rear Shock Wilkinson Suspension. Bilstein B4 OE Replacement Dampers for the 2012 2018 BMW 640i are specifically engineered to be the best choice for maintaining the original ride quality of your vehicle, while meeting or exceeding OE standards. These Dampers are the ideal choice for the driver looking to restore the original performance and handling of their vehicle, with the added benefit of world famous Bilstein quality. Standard Features High power reserves for maximum safety Restores original driving comfort, handling and safety High OE quality Specifications Part Number 19 227641 Part Name Shock Absorber Vehicle 2012 2018 BMW 640i UPC 651860720586 Boot Included No Finish Black Paint Internal Design Twintube Lower Mount Type Eye 17. 5 mm Segment Spare Parts Series B4 OE Replacement Spring Seat Included Yes Upper Mount Type Stem Notes Standard Suspension without Electronic Suspension Vehicle Fitment 2012 BMW 640i 2013 BMW 640i 2014 BMW 640i 2015 BMW 640i 2016 BMW 640i 2017 BMW 640i 2018 BMW 640i