OE 2133202102 Front Air Suspension Strut with Electronic Sensor for Mercedes-Benz E-Class W213 4MATIC 4WD 2133202102 Front Air Suspension Strut For Mercedes-Benz E-Class W213 4MATIC Our air suspension strut OE 2133202102 is a direct aftermarket replacement air shock absorber designed for Mercedes-Benz E-Class W213 4MATIC (4-wheel drive) models. This complete assembly consists of hydraulic damper, reinforced air spring bellow, dust boot, aluminum housing and mounting bracket,