Center HD Lightened Differential Outdrives (2)Key Features Reduce rotating weight Fit the center differential of all 8IGHT and 8IGHT T models Parts are precision machined from premium high carbon steel and feature additional machining to remove heavy steel material without sacrificing strength Parts are heat treated to produce a hard wear resistant surface then get a black rust resistant finish Overview One of the easiest ways to improve overall performance is to reduce rotating weight. The