Front
Oil Seal, Output Shaft - Front
SPECIAL SERVICE TOOL(S) REQUIRED
Description Tool Number
Output Shaft Seal Replacer T83T-7065-B
Driver Handle T80T-4000-W
Impact Slide Hammer T50T-100-A
Removal
1. Raise the vehicle on a hoist and position suitable safety stands under vehicle.
2. If so equipped, remove the nut, bolts and skid plate from the frame.
3. Remove the damper from the transfer case if so equipped.
4. Place the drain pan under the transfer case, remove the drainplug and drain the fluid from the transfer case.
5. Remove the front driveshaft from the output shaft. Wire the driveshaft out of the way.
6. Using a 30mm (1.18-inch) thin-wall socket, remove the output shaft nut, output shaft yoke washer, rubber seal and case flange.
7. Remove the yoke to flange seal from the front output housing bore by prying and pulling on the curved-up lip of the yoke to flange seal or use the Impact Slide Hammer T50T-100-A to pop off the yoke to flange seal. Do not damage the bearing, bearing cage or case.
Installation
1. Make sure the housing face and bore are free from nicks and burrs. Coat the yoke to flange seal with Premium Long-Life Grease XG-1-C or -K or equivalent meeting Ford specification ESA-M1C75-B. Position the yoke to flange seal into the front output housing bore, making sure the yoke to flange seal is not cocked in the bore. Drive the yoke to flange seal into the bore with Output Shaft Seal Replacer T83T-7065-B and Driver Handle T80T-4000-W.
2. Install the case flange, rubber seal, output shaft yoke washer and the nut. Tighten the nut to 203-244 Nm (150-180 lb-ft).
3. Connect the front driveshaft to the case flange. Tighten the yoke bolts to 16-22 Nm (12-16 lb-ft).
4. Install drainplug and tighten to 9-23 Nm (7-17 lb-ft). Remove fill plug and install Motorcraft MERCON Multi-Purpose Automatic Transmission Fluid XT-2-QDX or -DDX or equivalent MERCON fluid to the bottom of the fill hole. Install fill plug to 9-23 Nm (7-17 lb-ft).
5. Install the damper, with new bolts, and tighten the bolts to 34-48 Nm (25-35 lb-ft).
6. If equipped, install the skid plate. Tighten the nuts and bolts to 20-27 Nm (15-20 lb-ft). Remove safety stands and lower the vehicle from the hoist.