AST Lowering Springs for the 2009-2016 Mercedes-Benz E-Class (W212) are manufactured from a premium high tensile chromium-silicone wire which is handpicked by AST engineers for its quality and metal consistency. Each spring is cold wound and then heat treated to increase hardness and reduce internal stresses present after winding. Each spring is then individually shot peened, phosphate treated and then powder coated to outlast even the life of the vehicle. Features Progressive rates on most vehicles. EDC Compatible (if applicable to vehicle) Each spring is blocked and computer tested prior to shipping, which reduces any settling once installed on the vehicle. Lifetime warranty on breaking. Most of our spring applications are TUV Certified and certificates can be provided upon request. Specifications Part Number ASTLS-14-1277 Product AST Lowering Springs Production Years 02/2009-01/2016 Model Years 2009-2016 Make Mercedes-Benz Model E-Class Chassis W212 Approximate Drop – Front 25mm Approximate Drop – Rear 25mm TÜV Certified Yes Model Note - Note 1 Not suitable for 4WD (four-wheel drive) cars. Vehicle Fitment 2009 Mercedes-Benz E-Class E200CDi/E220CDi/E250CDi/E300/E350/E350CGi/E200CDi/E400 (W212) 2010 Mercedes-Benz E-Class E200CDi/E220CDi/E250CDi/E300/E350/E350CGi/E200CDi/E400 (W212) 2011 Mercedes-Benz E-Class E200CDi/E220CDi/E250CDi/E300/E350/E350CGi/E200CDi/E400 (W212) 2012 Mercedes-Benz E-Class E200CDi/E220CDi/E250CDi/E300/E350/E350CGi/E200CDi/E400 (W212) 2013 Mercedes-Benz E-Class E200CDi/E220CDi/E250CDi/E300/E350/E350CGi/E200CDi/E400 (W212) 2014 Mercedes-Benz E-Class E200CDi/E220CDi/E250CDi/E300/E350/E350CGi/E200CDi/E400 (W212) 2015 Mercedes-Benz E-Class E200CDi/E220CDi/E250CDi/E300/E350/E350CGi/E200CDi/E400 (W212) 2016 Mercedes-Benz E-Class E200CDi/E220CDi/E250CDi/E300/E350/E350CGi/E200CDi/E400 (W212)