Rancho RS7000MT Shocks for your Dodge D300, D350 and WM300 are available for 1 Ton and 3/4 ton applications from 1965-1971. These shocks will give you the proper ride quality and performance you have been looking for and can replace your existing, worn out shocks in little to no time. Offered for both 2wd and 4wd models, the RS7000MT series offers a sleek, monotube design great for all around usage. From towing and hauling to every day travel these Rancho shocks will fit your D300 with no issue and will help maintain stability during sharp turns or off-road conditions.