198002804 - 4420D10 REAR SUSPENSION AXLE - R+R INCLUDES BLEEDING

Removing ( Refitting )     Op. 7040L20 TUNNEL COVER - R.R     Op. 4450B13 REAR WHEELS (TWO) - R.R - Remove the fastenings for the brake calipers, with reference to    Op. 3310B62 REAR BRAKE PADS - REPLACE     Op. 3310B57 REAR BRAKE CALIPER BRACKET (ONE), LEFT OR RIGHT - R.R. (left and right sides).    Op. 3310B48 REAR BRAKE DISC (ONE), LEFT OR RIGHT - R.R.(left and right sides).    Op. 4450D10 HUB FOR ONE REAR WHEEL, L/H OR R/H - R+R WITH WHEEL REMOVED - CHECK WHEEL GEOMETRY SEPARATELY (left and right sides).    Op. 4450D14 STUB AXLE FOR ONE REAR WHEEL HUB, LEFT OR RIGHT - R.R WITH HUB REMOVED - INCLUDES BUSH REPLACEMENT IF NECESSARY - CHECK WHEEL GEOMETRY SEPARATELY (left and right sides).    Op. 4450D15 STUB AXLE FOR ONE REAR WHEEL HUB, LEFT OR RIGHT - R.R INCLUDES POSSIBLE BUSH REPLACEMENT - CHECK WHEEL GEOMETRY SEPARATELY (left and right sides).    Op. 4420A48 REAR SUSPENSION COIL SPRINGS - R.R. - Prepare the equipment for removing-refitting the rear suspension axle as described below.1. Fit the support (1a) on the column lift (1b).
ToolDescriptionFunctionValidity
2000001700MountSuspension crossmember support
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1870835001Column liftSuspension crossmember support
2. Fit the frame (2a) and secure it to the mounting with the retaining pins (2b) and (2c).
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2000024400ChassisSuspension crossmember support
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2000024419PinFrame connection to suspension mounting
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2000024418PinFrame connection to suspension mounting
3. Fit the pins (3a), (3b), (3c) and (3d) onto the frame (2a), as shown in the diagram.
ToolDescriptionFunctionValidity
2000024414PinRear axle support
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2000024415PinRear axle support
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2000024416PinRear axle support
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2000024417PinRear axle support
Pin (3c) should be used without a spacer.
- If the above hydraulic lift is not available, use a general hydraulic lift plus the adaptor shown in the drawing, which must be made up by the workshop to allow the use of the above frames.
(*): Ensure the shank diameter fits the hydraulic lift used1. Support the rear suspension axle using the equipment (1a) prepared previously, taking care that the pins (1b) are positioned in the axle-body locating openings as illustrated.2. Undo the bolts (2a) securing the axle (2b) to the body and remove it from its housing.
1. Fit the spacer (1a) on the pin (1b).2. Undo the bolt securing the mounting to the axle.- Work in the same way on the opposite side of the axle.3. Undo the bolt, remove the spacer (1a) and the axle mounting.- Work in the same way on the opposite side of the axle and then remove it.
Refitting ( Removing ) - Before refitting the rear suspension axle check that there are no cracks or distortions. If there are, replace it.
The fitting stages for the left-hand axle mounting are shown below. For the right-hand side mounting, proceed in the same way.
- Position the axle on the same equipment used for removing it.1. Position the axle mounting (1a) in its housing with a new bolt (1b) and lock it onto the pin (1c) with the spacer (1d) and the bolts (1e).- Tighten the new bolt (1b) to the recommended torque.
ComponentFasteningdia  Value (daNm)Validity
Flexible bush to axle supportBolt (to be replaced)M1212.0 ÷ 13.0
- Undo the bolt and remove the spacer fitted previously on the pin (1c).- Position the rear suspension axle in its housing, taking care to make the pins coincide with the axle-body locating openings.- Tighten the new bolts securing the axle mounting to the body to the specified torque.
ComponentFasteningdia  Value (daNm)Validity
Rear suspension axle supportBolt (to be replaced)M104.5 ÷ 5.5
- Remove the hydraulic lift using the equpiment.     Op. 4420A48 REAR SUSPENSION COIL SPRINGS - R.R.     Op. 4450D15 STUB AXLE FOR ONE REAR WHEEL HUB, LEFT OR RIGHT - R.R INCLUDES POSSIBLE BUSH REPLACEMENT - CHECK WHEEL GEOMETRY SEPARATELY (left and right sides).    Op. 4450D14 STUB AXLE FOR ONE REAR WHEEL HUB, LEFT OR RIGHT - R.R WITH HUB REMOVED - INCLUDES BUSH REPLACEMENT IF NECESSARY - CHECK WHEEL GEOMETRY SEPARATELY (left and right sides).    Op. 4450D10 HUB FOR ONE REAR WHEEL, L/H OR R/H - R+R WITH WHEEL REMOVED - CHECK WHEEL GEOMETRY SEPARATELY (left and right sides).    Op. 3310B48 REAR BRAKE DISC (ONE), LEFT OR RIGHT - R.R.(left and right sides).    Op. 3310B57 REAR BRAKE CALIPER BRACKET (ONE), LEFT OR RIGHT - R.R. (left and right sides).- Tighten the fastenings for the brake calipers, with reference to    Op. 3310B62 REAR BRAKE PADS - REPLACE     Op. 4450B13 REAR WHEELS (TWO) - R.R     Op. 7040L20 TUNNEL COVER - R.R