Rear suspension beam - r r

Operation 4420D42 · Rear suspension axle/crossbeam

Removal

Position the vehicle on the ramp.

Proceed with the removal See Op. 4450B13 Rear wheels(2) r r .

1 Undo bolts 1a securing the rear suspension longitudinal tie rod 1b to the stub axles.

2 Undo the nuts securing the rear suspension anti-roll bar joints to the antiroll bar.

3 Undo the bolts securing the rear suspension front and rear wishbones to the rear wheel stub axles.

4 Recover the washers.

1 Position a hydraulic jack 1a complete with tool 1b beneath the rear suspension beam.

NOTE: Loosen the bolts securing the beam to the body in order to secure the support tool to the rear suspension beam.

Special tool 1.870.602.001 – Mount 1b

2 Completely undo bolts 2a loosened previously and remove rear suspension beam 2b complete with wishbones 2c and antiroll bar 2d using a hydraulic jack for support.

1 Working at the bench, undo bolts 1a and remove the anti-roll bar 1b from the beam.

2 Undo bolts 2a and remove rear suspension front and rear wishbones 2b from the beam.

Refitting

1 Working at the bench, refit the rear suspension front and rear wishbones 1a into their seat on the beam and secure by fitting the bolts 1b without tightening.

2 Refit antiroll bar 2a in its seat on the beam and secure by doing up bolts 2b without tightening.

1 Refit the rear suspension crossmember, complete with wishbones 1b and anti-roll bar 1c using a hydraulic jack fitted with the special support tool.

2 Tighten the bolts securing the rear suspension crossmember to the bodyshell to the recommended torque.

NOTE: Remove the fastenings securing the support tool to the beam in order to tighten the rear suspension beam bolts fully.

Screw M10 – Rear cross-beam 2: (Bodyshell side) 5.8 ÷ 7.2 daNm

Tighten the bolts securing the rear suspension antiroll bar to the beam to the specified torque.

Bolt M8 – Rear anti-roll bar: (Rear suspension crossmember side) 3.6 ÷ 4.4 daNm

Remove the hydraulic jack and the tool used for supporting the rear suspension crossmember.

Special tool 1.870.602.001 – Mount

1 Tighten the bolts securing the rear suspension front and rear wishbones to the rear wheel stub axles.

Bolt M12 – Rear suspension front wishbones 1: (Rear wheel hub stub axle side.) 11.1 ÷ 13.5 daNm

2 Tighten the nuts securing the rear suspension antiroll bar joints to the antiroll bar to the specified torque.

Nut M10 – Rear anti-roll bar pivots 2: (Anti-roll bar side) 4.1 ÷ 5.0 daNm

3 Tighten the bolts securing the rear suspension tie rod to the stub axles to the specified torque.

Bolt M12 – Rear anchorage rod 3: (Rear wheel hub stub axle side.) 11.1 ÷ 13.5 daNm

Adjust rear wheel toe-in See Op. 4450A40 Rear wheel geometry - check using optical equipment .

Proceed with the refitting See Op. 4450B13 Rear wheels(2) r r .

Remove the car from the ramp.

Proceed with the refitting See Op. 4450A40 Rear wheel geometry - check using optical equipment .