Made from aluminum not magnesium the Kryptonite rear housing is much more rigid and stronger than the OEM unit. There is no need for a pump rub kit with this improved housing.New rear housing. Does not include drain and fill plugs or rear output seal. You MUST swap over snap ring for rear bearing and drain and fill plugs. Comes with driven sprocket support bearing and slip yoke bushing installed.Lifetime warranty against pump rub 12 month warranty against anything else.
Fitment:Chevrolet Silverado 2500 HD | 3500 HD 01-07
GMC Sierra 2500 HD | 3500 HD 01017