Expedition 2WD V8-5.4L (2009)
Trailing Arm: Service and Repair
Trailing Arm - Upper
Trailing Arm - Upper
Removal
NOTICE: Suspension fasteners are critical parts because they affect performance of vital components and systems and their failure may result
in major service expense. New parts must be installed with the same part numbers or equivalent part, if replacement is necessary. Do not use a
replacement part of lesser quality or substitute design. Torque values must be used as specified during reassembly to make sure correct
retention of these parts.
1. Remove the wheel and tire.
2. Remove and discard the upper trailing arm-to-wheel knuckle bolt.
3. Remove and discard the upper trailing arm-to-frame bolt and flagnut.
4. NOTE: After removal of the upper trailing arm, inspect the knuckle bushing for excessive wear or damage and install new as necessary. For
additional information, refer to Wheel Knuckle Bushing See: Rear Knuckle/Service and Repair/Wheel Knuckle Bushing.
Remove the upper trailing arm.
Installation
1. NOTE: Do not tighten the bolt at this time.
Install the upper trailing arm and loosely install the new upper trailing arm-to-frame bolt and flagnut.
2. NOTE: Do not tighten the bolt at this time.
Loosely install the new upper trailing arm-to-wheel knuckle bolt.
3. Install the wheel and tire.
4. Lower the vehicle so that the weight of the vehicle is resting on the wheel and tires.
5. Tighten the upper trailing arm-to-frame bolt and flagnut to 275 Nm (203 lb-ft).
