39.0 mm piston with a 1.5 mm rectangular piston ring with flank lock (FS) for Zündapp ZR25 / ZR50 mopeds / mopeds with a type 250 engine.
The detailed dimensioning 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 dimensions and locking types on the legend in the images.
Tolerance type: BC
The piston kit contains piston pins, piston clips and piston rings.
You will find the corresponding assembly tool, piston pin locks and, if necessary, the corresponding cylinder in the accessories.
Original Zündapp spare part number: 250-02.711/04
Quality product from the Italian manufacturer Meteor.
| Manufacturer | Meteor |
| Ø outside piston (A) | 39 mm |
| Compression height (C) | 23.2 mm |
| Curvature (D) | 1.5 mm |
| Total piston height (E) | 48 mm |
| Number of piston rings (F) | 1 pcs |
| Piston ring mold | Rectangular ring |
| Nominal diameter | 39 mm |
| Piston ring impact | Flank safety device (FS) |
| Ø piston pin (B) | 12 mm |
| Piston ring height | 1.5 mm |
| Tolerance group | BC |
| Piston weight | 76 g |
| Zündapp | ZR 10 / ZR 20 / ZR 22 / ZR 30 / ZB 22 (Typ 250-447) ZD 10 / ZD 30 (Typ 250-466) ZA 25 / ZA 40 (Typ 250-460) |
Ratings
Accessories & related products
GPO piston pin extractor Ø 10, 12, 14 mm
Manufacturer: GPO · Area of application: (Dis)assembly tool · Material: Steel · Surface: burnished · Total length: 130 mm · Diameter: 10 mm · Diameter: 12 mm · Diameter: 14 mm · Number of components: 7 pcs · Width across flats SW: 10 mm · Width across flats SW: 17 mm
23,20 EUR
Meteor piston pin Ø 12 mm (length: 31 - 40 mm)
Manufacturer: Meteor · Material: Steel · Surface: Hardened · Total length: 31 mm · Total length: 31.5 mm · Total length: 33 mm · Total length: 35.5 mm · Total length: 37 mm · Total length: 38 mm · Total length: 40 mm · Ø piston pin (B): 12 mm · Pony OEM number: A1112 · Sachs OEM no.: 0216 003 105
8,05 EUR
Meteor piston 38.95 mm #CD | Zündapp ZR, ZD, ZA
Nominal diameter: 39 mm · Manufacturer: Meteor · Ø outside piston (A): 38.95 mm · Compression height (C): 23 mm · Curvature (D): 1.5 mm · Total piston height (E): 48 mm · Number of piston rings (F): 1 pcs · Piston ring mold: Rectangular ring · Piston ring impact: Flank safety device (FS) · Piston ring height: 1.5 mm · Ø piston pin (B): 12 mm · Tolerance group: CD · Piston weight: 75 g
69,80 EUR
Moped fans also bought
Hot 
BERU spark plug connector / 1 kΩ interference suppressed
Manufacturer: BERU · Material: Sheet metal (steel) · Spark plug socket: M4 · Cable available: No · Color: silver · Suppressed: Yes · Resistance: 1000 Ω · Subcategory: Spark plug connector · Ø cable: 5 mm · Ø cable: 7 mm · Pony OEM number: A2099 · Sachs OEM no.: 0265 100 00
10,30 EUR
Magura cable clamp Ø 8 x 15 mm
Drive: External hexagon · Drive: Slot · Manufacturer: Magura · Material: Brass · Material: Steel · Width across flats SW: 7 mm · Surface: galvanized (blue) · Surface: nickel-plated · Ø Cable bushing: 2.3 mm · Screw head: Hexagon · Ø outside: 8 mm · Thread type: M6x1 (standard thread) · Total length: 15 mm · Ø Bundle: 6 mm · Area of application: Standard · Thread length: 7 mm
2,90 EUR
swiing® revival gasket outlet | Zündapp Belmondo
Manufacturer: swiing® revival parts · Material: Graphite / Graphite · Place of use: Outlet · Ø inside: 25 mm · Ø mounting hole: 7.1 mm · Ø outside: 38.3 mm · Thickness: 1.5 mm · Total length: 53 mm · Number of fixing points: 2 pcs · Hole spacing: 40 mm
4,55 EUR
Magura set screw M6x34 mm lock nut SW10
Slotted: No · Width across flats Screw: 8 mm · Manufacturer: Magura · Material: Brass · Ø cable holder: 3.05 mm · Surface: nickel-plated · Ø Receptacle: 7.05 mm · Thread type: M6x1 (standard thread) · Width across flats nut: 10 mm · Total length: 34 mm · Thread length: 23 mm
2,90 EUR
Collection only possible with online purchase and appointment.
