"How To....."Driveshaft Variations (January 01, 2017) With all the variations out there available to run on a VW this information might be helpful to some. The Bug spline length is not long enough to use the Type 2/Type 4 CV's without milling the shoulder down for snap ring clearance. If the machining is done, the axle will be weaker and can snap right in that area. The Type 2 and Type 4 CV's have the same width center cage (28mm), so they are basically interchangeable between each other's axles and no need for milling.  Bus = 18-3/4" long Bus = 34mm  Bug = 16-5/16" Bug = 28mm  Porsche/181 = 16-1/8" Porsche/181 = 33mm Click here to return to the "How To....." page |