Outside Snap Ring (OSR) Style Outside Snap Ring (OSR) Style G1 D1 G2 D2 Over Bearing cap Over Bearing cap Caps Diameter Caps Diameter 50mm 22mm 50mm 22mm MOCHU Universal Joints/Crucetas/Joints de cardan Mechanical,passenger car, light, medium and heavy responsibility truck purposes Includes Universal Joint dimensions & related parts U-joints with 4 simple round bearings First, measure the outside diameters of two adjoining bearings to peer in the event that they are an analogous or different. Locate the diameter(s) in the first column utilizing the smaller diameter first if the bearings are of 2 sizes. Second, get rid of the seals from two bearings opposite each other and re-install the bearings on the cross. Measure the overall size and discover it within the second column. Note, the measured measurement should be slightly lower than that shown. If necessary, observe the kind and location of any lube fittings.