38.0 mm piston with two 2 mm rectangular piston rings with flank lock (FS) for use in Meteor cast iron cylinders suitable for your Sachs 502, 50/2, 503 2AL, AAL, 2BL, ABL CH moped / moped.
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 stems and locking types on the legend in the pictures.
| Nominal diameter | 38 mm |
| Manufacturer | Meteor Racing |
| Surface | molybdenum-coated |
| Ø outside piston (A) | 37.95 mm |
| Compression height (C) | 28 mm |
| Curvature (D) | 3 mm |
| Total piston height (E) | 53 mm |
| Number of piston rings (F) | 2 pcs |
| Piston ring mold | Rectangular ring |
| Piston ring impact | Flank safety device (FS) |
| Piston ring height | 2 mm |
| Thick piston ring | 1.6 mm |
| Ø piston pin (B) | 12 mm |
| Weight piston kit | 79 g |
| Sachs | 50 (Fahrtwind, 1.25 / 1.5 hp, DE) 502 (Saxonette) - AL , AML 50/2 - L CH (0.8 PS) , ML CH (0.8 PS) , MB (2.6 PS) , MLB (2.6 PS) 503 - AAL , ABL , 2AL / 2BL |
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 · Area of application: (Dis)assembly tool · Number of components: 7 pcs · Width across flats: 10 mm · Width across flats: 17 mm
EUR 24.40
Explore categories from Piston
Moped fans also bought
Hot 
GPO flywheel trigger M26x1.5 / M22x1.5 | Puch, Sachs, Tomos, Beta 521
Width across flats trigger: 27 mm · Width across flats Screw: 19 mm · Manufacturer: GPO · Clamping depth: 10 mm · Material: Steel · Surface: blackened · Thread type: MF22x1.5 (fine pitch thread) · Thread type: MF26x1.5 (fine pitch thread) · Total length: 55 mm · Total length: 75 mm · Area of application: (Dis)assembly tool · Number of components: 1 pcs · Strength class: 8.8
EUR 12.10
Motorex engine oil (gear oil) manual 450 ml
Temperature resistance (min.): -30 - 220 °C · Manufacturer: Motorex · Oil type: GL4 · Viscosity (SAE): 80W · Contents: 450 ml · Gearbox type: Foot control · Area of application: Gearbox lubrication with clutch · Gearbox type: Manual gearshift
EUR 13.40
EUR 29.78/l
swiing® revival needle roller bearing 12/15/14.2 original
Bearing type: Needle sleeve · Ø inside: 12 mm · Ø outside: 15 mm · Manufacturer: swiing® revival parts · Bearing cage: Sheet steel cage · Width: 14.2 mm · Dimension needle bearing: 12/15 x 14.2 · Alternative version of the Pony OEM number: A4222 · Tomos OEM number: 035548 · Alternative version of the Sachs OEM number: 0232 155 001
EUR 10.90
swiing® revival gasket set 38 mm cylinder | Sachs 503
Number of components: 3 pcs · Manufacturer: swiing® revival parts · Material: Aluminum · Material: Sealing carton · Material: Sealing paper · Ø cylinder: 38 mm · Hole pattern [mm]: 60 x 40 mm / 37 x 37 mm · Decompressor: No · Area of application: Standard · Area of application: Tuning · Hole spacing inlet: 32 mm
EUR 13.40
swiing® revival gasket cylinder head 38 mm cylinder | Sachs 503, 502, 50/2, 50/3, 50/4
Nominal diameter: 38 mm · Place of use: Cylinder head · Manufacturer: swiing® revival parts · Material: Aluminum · Ø cylinder: 38 mm · Thickness: 0.2 mm · Area of application: Standard · Hole pattern [mm]: 37 x 37
EUR 6.00
Attention: new opening hours from 16.02.2026 & new evening sale on Thursday 17:30-20:00
