
39.0 mm piston with a 1.5 mm rectangular piston ring with internal fuse (IS) suitable for Zündapp ZX25 / ZA25 / ZA40 / ZL25 / ZS25 / ZE40 / X25 / A25 mopeds, which have a Zündapp engine type 460 installed.
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 stems and locking types on the legend in the pictures.
| Manufacturer | Meteor |
| Ø outside piston (A) | 38.98 mm |
| Compression height (C) | 26 mm |
| Curvature (D) | 1.5 mm |
| Total piston height (E) | 51.5 mm |
| Number of piston rings (F) | 1 pcs |
| Piston ring mold | Rectangular ring |
| Nominal diameter | 39 mm |
| Piston ring impact | Internal fuse (IS) |
| Piston ring height | 1.5 mm |
| Ø piston pin (B) | 12 mm |
| Tolerance group | D |
| Weight piston kit | 80 g |
| Zündapp | ZA 25 / ZA 40 (type 250-460) ZL 25 / ZS 25 / ZX 25 / ZE 40 (type 278-460) |
Accessories & related products
GPO piston pin extractor Ø 10, 12, 14 mm
Manufacturer: GPO · Material: Steel · Surface: burnished · Diameter: 10 mm · Diameter: 12 mm · Diameter: 14 mm · Total length: 130 mm · Number of components: 7 pcs · Width across flats: 10 mm · Width across flats: 17 mm · Area of application: (Dis)assembly tool
EUR 23,40
Explore categories from Piston
Moped fans also bought
Oil seal NBR 17/40/7 A DUO | Puch E50
Shaft seal type: A DUO - With rubberized outer casing / two sealing lips. · Ø inside: 17 mm · Manufacturer: Puch · Area of application: Standard · Material: NBR · Surface: rubberized · Ø outside: 40 mm · Width: 7 mm · Temperature resistance (min.): -30 - 100 °C
EUR 6,00
NTN 6203 Ball bearing 17/40/12
Bearing type: Deep groove ball bearing · Stock number: 6203 · Inner ring width: 12 mm · Manufacturer: NTN · Bearing clearance: CM (special/noise-reduced) · Bearing cage: Sheet steel cage ball-guided · Material: Steel · Ø outside: 40 mm · Ø inside: 17 mm · Width: 12 mm · Ball bearing closed: No
EUR 7,65
swiing® revival gearbox cover gasket | Sachs 503 AAL, ABL, AB, AC, ADV, 2AL, 2BL (A1888)
Manufacturer: swiing® revival parts · Number of components: 1 pcs · Material: Sealing paper · Color: sand-colored · Width: 130 mm · Total length: 200 mm · Thickness: 0.35 mm · Number of fixing points: 6 pcs · Pony OEM number: A1888 · Sachs OEM no.: 0250 150 000
EUR 6,35







