Ford part FINIS 0620931 Catalog Section # Part name Qty Prod Prod date FINIS Part No. Ford Transit MkIII (1985-1991) C1.70 - Rear Axle 7 Shim - differential gearREAR AXLE LESS LIMITED SLIP DIFF1.39-1.44MM AR 11/85 - 8/91 0620931 11620931