Vespa Primavera 50 - Service manual > Rear

Removing the rear wheel

• Remove the silencer.
• Remove the cotter pin and remove the cap.

• Unscrew the nut fixing the wheel axle and collect the washer.

Refitting the rear wheel

• To refit, follow the removal steps but in reverse order; be careful to tighten to the prescribed torque.

Locking torques (N*m)
Locking torque 137 to 152 Nm

Swing-arm

Removal

• Support the vehicle adequately.
• Working on both sides, remove the cover caps.

• Working on the right side, unscrew the side fixing nut to the chassis and collect the washer.

• Working on the left side, remove the pin.

• Remove the clamp indicated.
• By disengaging the fittings, remove the silent block cover and slide it off from the piping.

• Remove the spoiler terminal from both sides.
• Working on the right side, unscrew the fixing nut.

• Remove the fixing pin to the engine and collect the spacer.
• Now the swinging arm is free.

• Remove the swinging arm from the vehicle; first release it from the engine side and then from the chassis side.

Overhaul

• Check that the silent-blocks are in good conditions.
• Otherwise, replace the swinging arm.

Refitting

• To fit, follow the removal steps but in reverse order; be careful to tighten to the prescribed torques.

Locking torques (N*m)
Silent block-swinging arm retaining bolts 40 to 45 Swinging arm - chassis pin 44 to 52 Engine-swinging arm pin 40 to 45

Shock absorbers

Removal

• Remove the helmet compartment.
• Remove the four indicated screws, then undo the fuel tank cap to remove the plastic cover.

• Adequately support the rear part of the vehicle.
• Undo the indicated upper fixing screw to the chassis.

• Unscrew the lower fixing pin to the transmission crankcase.

Refitting

• To fit, follow the removal steps but in reverse order; be careful to tighten to the prescribed torques.

Locking torques (N*m)
Shock absorber/chassis nut torque 20 - 25 Nm Lower shock absorber clamp 40 to 45

Centre-stand

REMOVAL

• Use a jack to support the vehicle properly.
• Remove the two return springs from the centre stand.
• Undo the fixing nut on the left-hand side of the engine.
• Remove the pin from the right side.
• Remove the centre stand.

FITTING

• On refitting tighten the nut to the specified torque.

Locking torques (N*m)
Centre stand pin 40 to 45

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