upper steering stem bearing set for Piaggio, Vespa, Aprilia, Gilera, LML 15641 fitting for Piaggio Sfera 80 NS81T 1992, 8 PS, 6 kw

Steering bearings must be changed when new forks are mounted or when there is a knocking / movement in the headstock when the forks are no longer under loading e.g.: when on the centre stand. Complete set as shown. Grease prior to installation.

OEM number for reference: 650693