Tie Rod Replacement from ZF
Broken outer or inner tie rod? Look for theses symptoms and read what to do when a tie rod replacement is due.
General note!
Our useful tips provide only an overview. The installation instructions and operating instructions provided by the vehicle manufacturer and the warning and safety instructions contained therein must be observed! All work must be performed by a trained professional. The pictures used and the procedure described in our tips are examples and may vary depending on the vehicle manufacturer and axle design.
Instructions for replacing tie rods
Note: Cleanliness is extremely important when working on the power steering. Incorrect work and contamination can lead to leakage and, in the worst case, to failure of the steering assistance.
1. Lift the vehicle and dismount the front axle wheels.
2. Spray the fastening nut of the tie rod end with rust remover and leave it on for a few minutes.

Spraying the fastening nut
3. Dismount the front underride guard.

Dismounting the underride guard
4. Loosen the fastening nut from the tie rod and remove it completely.
5. Remove the tie rod end from the steeringknuckle using an appropriate ball joint separator.

Removing the tie rod end
6. Remove the clamp of the bellow on the steering gear.
7. Push the bellow towards the tie rod end.

Loosening the clamp
8. Unscrew the inner tie rod from the rack.
9. Clean the sealing face of the bellow at the steering gear.

Loosening the inner tie rod
10. Clean the lug of the rubber contact surface of the ball joint in the steering knuckle.
Note: Always use new self-locking nuts and bolts for a reliable repair.
11. Screw the new inner tie rod into the rack and tighten it with the tightening torque that has been specified by the vehicle manufacturer.

Cleaning the sealing face
12. Mount the bellow and close the clamps with the appropriate special tool.
Note: Incorrect mounting of the bellow can lead to corrosion of the rack: the steering gear starts leaking which can lead to a failure in the steering assistance.

Fastening the clamp
13. Secure the ball joint in the steering knuckle and mount the nut. Please observe the tightening torque suggested by the vehicle manufacturer.
Note: During mounting, the ball stud should not turn within the ball joint. This can cause damage inside the ball joint and can lead to early failure.
Tip: Secure the ball stud against twisting with a suitable tool!

Mounting the tie rod end
14. Mount the front underride guard.
15. Mount the front wheels and tighten them with the tightening torque recommended by the vehicle manufacturer.

Mounting the front wheels
16. Align the wheels and adjust them if necessary. Observe the vehicle manufacturer specifications!
17. Perform a test drive.
Note: When performing the test drive, pay special attention to the handling while cornering and listen for possible noise emission!

Aligning the wheels