Fitment: Compatible with Chevy Silverado Tahoe Suburban Avalanche GMC Sierra Yukon 2007 2008 2009 2010 2012 2013 2014. Interchange Part Number: 20833416, 15243904, 25789849. When your original car seat bottom sponge liner due to long-term use and damage deformation or collapse, replace a suitable cushion liner is the best solution. Going to a professional auto shop for repairs will waste a lot of money and time. Now, you have a better solution! Product advantages: This material is made of High Density Foam. The size is strictly adjusted according to the original color and size of the design.