General description Rear Air Suspension Bag designed for various models of Mercedes Benz, including the GL-Class and M-Class, providing a direct replacement for the original air shock. This product is brand new and comes in a quantity of 2 pieces, suitable for either the rear left or right side. Technical specifications Stroke: 140mm ± 25mm Dimensions: 35 cm x 33.5 cm x 7 cm (13.8 in x 13.2 in x 2.8 in) Weight: 3.89 kg Greasable or Sealed: Sealed Product Certification: ISO9001:2015 Stress Test: Over 5,000,000 times Burst Pressure: ≥ 2.0 MPa Air Tightness Test: ≤ 0.02 MPa Temperature Range: ≥ -40℃ / ≤ 70℃ Compatibility and accessories Compatible with the following models: Mercedes-Benz GL-Class X164 (2006-2012) Mercedes-Benz GL-Class X166 (2012-2019) Mercedes-Benz M-Class W164 (2005-2011) Mercedes-Benz M-Class W166 (2011-2018) Specific models include: GL320 Rear (2007-2009) GL350 Rear (2010-2012) GL450 Rear (2007-2012) GL550 Rear (2008-2012) ML320 Rear (2007-2009) ML350 Rear