Sprocket with 18 teeth and standard chain pitch of 1/2" x 1/8" incl. matching hub for your Piaggio Ciao, Si, Bravo and Boxer moped / moped.
Choose the desired combination of sprocket and hub in the selection fields. If required, you can add additional accessories such as a pedal chain or chain spray.
Note: Some years of Piaggio Si mopeds had a 16-tooth sprocket. Check the number of teeth before purchasing if you want to continue using your old chain.
When purchasing sets consisting of freewheel and hub, there are substantial discounts on the retail price of the individual parts.
Original Piaggio spare part number: 131515 / 103631
| Chain pitch | 1/2" x 1/8" |
| Material | Steel |
| Surface | Hardened, galvanized (blue) |
| Thread type | FG34.8 (1.37" 24G) |
| Number of teeth | 18 pcs |
| Piaggio OEM number | 103631, 131515 |
| Piaggio | Ciao - P, SC, PX, C24 Si Bravo / Super Bravo Boxer Grillo |
Accessories & related products
GPO chain tensioner | Piaggio Ciao
Width: 45 mm · Manufacturer: GPO · Thread type: M8x1.25 (standard thread) · Material: Plastic · Material: Steel · Surface: galvanized (blue) · Color: black · Color: silver · Number of teeth: 8 pcs · Ø outside sprocket: 33 mm · Number of fixing points: 1 pcs · Total length: 64 mm
11,00 EUR
GPO pedal axle 28 teeth keyway galvanized (1A quality) | Piaggio Ciao
Chain pitch: 1/2" x 1/8" · Ø outside: 130 mm · Manufacturer: GPO · Material: Steel · Surface: galvanized (blue) · Color: silver · Number of teeth: 28 pcs · Total length: 234 mm · Wavelength from wreath: 48 mm · Wavelength from wreath: 183 mm · Ø Outer sprocket: 118 mm · Ø Pedal arm holder: 16 mm · Crank (wreath): 2.3 mm · Piaggio OEM number: 813424
70,20 EUR
GPO pedal axle 23 teeth with keyway | Piaggio SI
Chain pitch: 1/2" x 3/16" · Manufacturer: GPO · Material: Steel · Surface: chrome-plated · Color: Chrome · Number of teeth: 23 pcs · Total length: 257 mm · Wavelength from wreath: 60 mm · Wavelength from wreath: 194 mm · Ø Outer sprocket: 100 mm · Ø Pedal arm holder: 16 mm · Ø Bearing support: 15.9 mm · Crank (wreath): 2 mm
58,50 EUR
swiing® revival chain tensioner | Piaggio Ciao
Manufacturer: swiing® revival parts · Thread type: M8x1.25 (standard thread) · Material: Plastic · Material: Steel · Surface: galvanized (blue) · Number of teeth: 8 pcs · Ø outside sprocket: 36 mm · Number of fixing points: 1 pcs · Piaggio OEM number: 1029904
13,90 EUR
Moped fans also bought
GPO chain tensioner | Piaggio Ciao
Width: 45 mm · Manufacturer: GPO · Thread type: M8x1.25 (standard thread) · Material: Plastic · Material: Steel · Surface: galvanized (blue) · Color: black · Color: silver · Number of teeth: 8 pcs · Ø outside sprocket: 33 mm · Number of fixing points: 1 pcs · Total length: 64 mm
11,00 EUR
swiing® revival freewheel hub Inox | Piaggio Ciao, SI, Bravo, Boxer
Ø inside: 34 mm · Manufacturer: swiing® revival parts · Thread type: MF14x1.25 (fine pitch thread) · Material: Chrome steel (known as Nirosta®) · Width across flats SW: 36 mm · Drive: External hexagon · External thread: FG34.8 (1.37" 24G)
22,10 EUR
BGS open-end wrench freewheel (SW 36) | Piaggio Ciao, SI, Bravo Boxer
Manufacturer: BGS · Area of application: Special tool · Material: Steel · Area of application: Workshop accessories · Surface: galvanized (blue) · Number of components: 1 pcs · Width across flats SW: 36 mm · Total length: 270 mm
21,00 EUR
Collection only possible with online purchase and appointment.
