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How to change rear suspension lower trailing arm on SEAT Altea (5P1) – replacement guide
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Important!
This replacement procedure can be used for:
SEAT Altea (5P1) 1.6, SEAT Altea (5P1) 2.0 FSI, SEAT Altea (5P1) 1.9 TDI, SEAT Altea (5P1) 2.0 TDI 16V, SEAT Altea (5P1) 2.0 TDI, SEAT Altea (5P1) 2.0 TDI, SEAT Altea (5P1) 2.0 TFSI, SEAT Altea (5P1) 2.0 TDI, SEAT Altea (5P1) 1.8 TFSI, SEAT Altea (5P1) 1.4 TSI, SEAT Altea (5P1) 1.4 16V, SEAT Altea (5P1) 1.6 TDI, SEAT Altea (5P1) 1.2 TSI, SEAT Altea (5P1) 1.9 TDI, SEAT Altea (5P1) 1.6 LPG, SEAT Altea (5P1) 1.6 TDI … View more
The steps may slightly vary depending on the car design.
SEAT Altea (5P1) 1.6, SEAT Altea (5P1) 2.0 FSI, SEAT Altea (5P1) 1.9 TDI, SEAT Altea (5P1) 2.0 TDI 16V, SEAT Altea (5P1) 2.0 TDI, SEAT Altea (5P1) 2.0 TDI, SEAT Altea (5P1) 2.0 TFSI, SEAT Altea (5P1) 2.0 TDI, SEAT Altea (5P1) 1.8 TFSI, SEAT Altea (5P1) 1.4 TSI, SEAT Altea (5P1) 1.4 16V, SEAT Altea (5P1) 1.6 TDI, SEAT Altea (5P1) 1.2 TSI, SEAT Altea (5P1) 1.9 TDI, SEAT Altea (5P1) 1.6 LPG, SEAT Altea (5P1) 1.6 TDI … View more
The steps may slightly vary depending on the car design.
This video shows the replacement procedure of a similar car part on another vehicle
All the parts you need to replace – Control Arm for Altea (5P1) and other SEAT models
Alternative products

Wire brush
WD-40 spray
Copper grease
Drive socket # 15
Drive socket # 16
Drive socket # 18
Combination spanner #16
XZN socket bit # 6
Wheel impact socket #17
Ratchet wrench
Torque wrench
Pin punch
Hammer
Tap wrench
Hydraulic transmission jack
Wheel chock
Replacement: rear suspension lower trailing arm – SEAT ALTEA (5P1). Tip from AUTODOC experts:
- The replacement procedure is identical for the left and right lower control arms.
- All work should be done with the engine stopped.
Replacement: rear suspension lower trailing arm – SEAT ALTEA (5P1). Recommended sequence of steps:
- Step 1
Secure the wheels with chocks. - Step 2
Loosen the wheel mounting bolts. Use wheel impact socket #17. - Step 3Raise the rear of the car and secure on supports.Step 4
Unscrew the wheel bolts.Replacement: rear suspension lower trailing arm – SEAT ALTEA (5P1). AUTODOC recommends:To avoid injury, hold up the wheel when unscrewing the bolts. - Step 5
Remove the wheel. - Step 6
Support the arm. Use a hydraulic transmission jack. - Step 7
Clean the control arm fasteners. Use a wire brush. Use WD-40 spray. - Step 8
Disconnect the transverse stabilizer fastener from the link. Use a combination spanner #16. Use XZN #6. Use a ratchet wrench. - Step 9
Remove the retaining clip of the parking brake cable. Use a pin punch. Use a hammer. - Step 10
Undo the bracket attaching the parking brake cable to the trailing arm. - Step 11
Unscrew the fastener connecting the control arm to the rear knuckle. Use a drive socket #18. Use a tap wrench. - Step 12
Unscrew the fastener connecting the trailing arm to the car body. Use a drive socket #15. Use a ratchet wrench. - Step 13
Remove the arm. - Step 14
Unscrew the bracket fastening to the arm. Use a drive socket #18. Use a ratchet wrench. - Step 15
Remove the bracket from the arm. - Step 16
Fit the new suspension trailing arm into the bracket. Use a drive socket #18. Use a torque wrench. Tighten it to 90 Nm torque.+90°AUTODOC recommends:Important! Be sure to use new fasteners. - Step 17
Install a new arm.
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