IMPORTANT:Vehicle must be on a level surface with suspension at normal ride height for proper measurements. When measuring to the center bearing, measure to the center of the round or slotted carrier bearing bolt holes. Many carrier mounts are slotted for adjustment.
Measurement (A) : Measure from the transmission output end yoke (center of u-joint or flats) to the center of the carrier bearing bolt holes.
Measurement (B) : Measure from the center of carrier bearing bolt holes to the face of the flange on the differential.