
Steering head bearing set suitable for the following Piaggio mopeds / mopeds with M27.5x1 mm thread on the head tube of the fork:
Note: The steerer tube nut / end nut is often incorrectly described as having an M28x1 mm thread. However, it is an MF27.5x1 mm thread.
Original Piaggio spare part number: 190823
Made by the Italian brand Olympia.
| Bearing type | Bearing ring |
| Manufacturer | Olympia |
| Material | Steel |
| Surface | galvanized (blue) |
| Color | silver |
| Ø inside | 22.3 mm |
| Thread type | MF27.5x1 (fine pitch thread) |
| Piaggio OEM number | 190823 |
| Piaggio | Si Bravo / Super Bravo |
Accessories & related products
swiing® revival steerer tube nut M27.5x1 open | Piaggio SI Europe, Boxer
Surface: chrome-plated · Manufacturer: swiing® revival parts · Material: Steel · Nut type: Hexagon nut · Thread type: MF27.5x1 (fine pitch thread) · Height: 19 mm · Drive: External hexagon · Nominal diameter (thread): 28 mm · Width across flats: 36 mm · Ø inside: 22.3 mm · Piaggio OEM number: 184431, 122650
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EBR fork black | Piaggio SI
Surface: chrome-plated · Surface: varnished · Manufacturer: EWC · Material: Steel · Color: Chrome · Color: black · Thread type: MF27.5x1 (fine pitch thread) · Spar end distance (center-center): 139 mm · Total length: 675 mm · Ø outer head tube: 27.9 mm · Ø head tube inside: 22 mm · Ø spars: 28 mm · Thread length: 58 mm · Adjustable: No · Head tube length: 173 mm · Fork bridge - center wheel axle: 408 mm · Distance brake cam to wheel axle center-center: 62 mm
EUR 247.10
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swiing® revival steerer tube nut M27.5x1 open | Piaggio SI Europe, Boxer
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