39.0 mm Vertex piston with a 1.5 mm rectangular piston ring with internal circlip (IS). The piston set is suitable for the 39 mm swiing original and tuning cylinder kit for Zündapp Belmondo mopeds, Zündapp Bergsteiger M25/M50 mopeds, as well as Alpa Spezial 3000 or Alpa Black River small motorcycles which have a Zündapp type 247 engine installed.
The piston is more durable and provides minimal additional power compared to an original piston from Meteor. The Vertex piston is characterized by its high-quality and precise fit.
The detailed dimensions of the piston according to the technical drawing can be found in the details. You can also find out about the relevant piston rings, their positions and locking types on the legend in the pictures.
The piston kit contains piston pins, piston clips and piston rings.
You will find the appropriate assembly tools, piston pin locks and, if necessary, the corresponding cylinder in the accessories section.
The Vertex piston manufactured for swiing® is characterized by its high-quality and precise fit.
Details
| Manufacturer | swiing® ingenious parts |
| Ø outside piston (A) | 38.95 mm |
| Ø piston pin (B) | 12 mm |
| Compression height (C) | 26.3 mm |
| Curvature (D) | 1.5 mm |
| Total piston height (E) | 51.5 mm |
| Number of piston rings (F) | 1 pcs |
| Nominal diameter | 39 mm |
| Piston ring mold | Rectangular ring |
| Piston ring impact | Oblique push |
| Piston ring height | 1.5 mm |
| Weight | 82 g |
Suitable for the following models
| Zündapp Belmondo | |
| Zündapp | 247 Motor |
Accessories & related products
GPO piston pin extractor Ø 10, 12, 14 mm
Manufacturer: GPO · Material: Steel · Area of application: (Dis)assembly tool · Surface: burnished · Diameter: 10 mm · Diameter: 12 mm · Diameter: 14 mm · Total length: 130 mm · Width across flats SW: 10 mm · Width across flats SW: 17 mm · Number of components: 7 pcs
EUR 22,40
Moped fans like you also bought:
Clutch 3-jaw (aluminum) | Puch E50
Ø inside: 12 mm · Ø inside: 14.6 mm · Area of application: Original · Area of application: Standard · Material: Aluminum · Material: Steel · Material addition: Composite materials · Number of springs: 3 pcs · Recording type: Cone mounting · Number of jaws: 3 pcs · Ø outside: 93 mm · Thickness: 20.9 mm
EUR 56,20
Not in stock
Handlebar fork plate 30 cm curved with chrome strut
Manufacturer: Made in Germany · Material: Steel · Surface: chrome-plated · Color: Chrome · Fork plate holder length: 90 mm · Width: 680 mm · Ø outside: 22 mm · Height: 270 mm · Length handlebar ends: 155 mm · Mounting type: Fork plate · Crossbar: Yes · Clamping diameter: 22 mm
EUR 37,00
Nut M12x1 x 5 SW19 Wheel nut galvanized
Area of application: Standard · Material: Steel · Surface: blue galvanized · Nut type: Hexagon nut 0.5D · Drive: External hexagon · Height: 5.8 mm · Width across flats SW: 19 mm · Strength class: 8 · Thread type: MF12x1 (fine pitch thread) · Pony spare part no.: A4249 · Sachs spare part no.: 0242 124 000
EUR 2,05
BERU breaker with cable | Bosch / Ducati
Manufacturer: BERU · Ø axle: 4 mm · Material: Steel · Area of application: Original · Area of application: Standard · Cable available: Yes · Ø Internal flywheel: 90 mm · Cable length: 100 mm · Number of fixing points: 1 pcs · Ø mounting hole: 4.5 mm · Alternative version of the Pony Spare part no.: A4606 · BOSCH spare part no.: 1 217 013 025 · Alternative version of Sachs spare part no.: 0983 106 000 · BERU spare part no.: 0 340 100 710
EUR 16,80
Cut cable set Black | Sachs Automatic
Manufacturer: Made in Germany · Material: Steel · Color: black · Quantity: 4 pcs · Ø Stranded wire: 1.25 mm · Ø Stranded wire: 1.5 mm · Ø Stranded wire: 1.8 mm · Total length: 1600 mm · Total length: 1650 mm · Total length: 1850 mm · Total length: 2200 mm · Outer shell length: 1200 mm · Outer shell length: 1250 mm · Outer shell length: 1300 mm · Outer shell length: 2000 mm · Nipple shape: Cylinder · Nipple shape: Pears
EUR 24,70
Collection only possible with online purchase and appointment.
