D+ plug No, Vac. pump hole w/o, B+ plug w/o, Outer Diameter 132.00, Bearing Hole Inner Diameter 37.98, Bushing w/o, W plug w/o, Inner Diameter 127.00, Thickness 13.05, Remarks Mounting bushing: HC-CARGO 137575x2. Bearing: HC-CARGO 142268., Mounting Hole Inner Diameter 2 18.00, Mounting Hole Inner Diameter 18.00, Height 78.80