What does PCD mean? The Pitch Circle Diameter (PCD) is the diameter of the circle which passes through the centre of all the studs, wheel bolts or wheel rim holes. The easiest way calculate the PCD is as follows: 1) Measure the distance ‘S’ between two adjacent studs from the centre...
The parts were already customised to match up together, included narrow diffs with lockers (narrow to allow for long suspension arms), wheels with the Mercedes PCD, driveaxles all matched up to work together. There's a pair of custom uprights in that job lot, but I don't have to use ...