Ford Axle Shaft Seal Installer Manufacturer: OTC TOOLS Availability: 10000 in stock SKU: OT 6695 Manufacturer part number: 6695 UPC: 731413543753 Call for pricing Qty: Buy Now Custom wishlist OK Add to wishlist Add to compare list Email a friend Works on 1998-2004 Ford F-250, F-350, F-450 and F-550 4X4s having the vacuum-operated front axle Correctly installs the seal onto the axle shaft and into the wheel knuckle, preventing front hub vacuum leaks that would cause the 4WD to not engage Overview Attachments Reviews Works on 1998-2004 Ford F-250, F-350, F-450 and F-550 4X4s having the vacuum-operated front axle Correctly installs the seal onto the axle shaft and into the wheel knuckle, preventing front hub vacuum leaks that would cause the 4WD to not engage