41 mm piston with two 1.5 mm rectangular piston rings with internal fuse (IS) to fit your moped / moped with Sachs 502, 50/2, 50/3 and 50/4 engine.
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.
The piston skirt is shortened by 4 mm on the inlet side.
We recommend installing a piston clearance of 0.06-0.07 mm, so the cylinder should have a bore of 41.02 - 41.03 mm.
The piston kit contains piston pins, piston clips and piston rings.
You will find the corresponding assembly tools, piston rings, piston pin locks etc. in the accessories section.
Good, inexpensive standard spare part. GPO – GOOD PARTS ONLY.
| Nominal diameter | 41 mm |
| Manufacturer | GPO |
| Ø outside piston (A) | 40.96 mm |
| Compression height (C) | 28 mm |
| Curvature (D) | 2.5 mm |
| Total piston height (E) | 52 mm |
| Number of piston rings (F) | 2 pcs |
| Piston ring mold | Rectangular ring |
| Piston ring impact | Internal fuse (IS) |
| Piston ring height | 1.5 mm |
| Ø piston pin (B) | 12 mm |
| Piston weight | 90 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) 50/3 50/4 - MLFB (2.6 PS), LKH (4.5 PS) 503 - AAL, ABL, 2AL / 2BL |
Accessories & related products
GPO piston pin extractor Ø 10, 12, 14 mm
Manufacturer: GPO · Material: Steel · Surface: burnished · Number of components: 7 pcs · 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 · Area of application: (Dis)assembly tool
EUR 24.30
Moped fans also bought
NSK E15 shoulder ball bearing 15/35/8 (A1149)
Bearing cage: Brass cage ball-guided · Ø inside: 15 mm · Ø outside: 35 mm · Inner ring width: 8 mm · Manufacturer: NSK · Bearing clearance: CN (standard) · Groove ring: No · Material: Brass · Material: Steel · Surface: blank · Area of application: Standard · Bearing type: Shoulder bearing · Width: 8 mm · Stock number: E15 · Ball bearing closed: No · Pony OEM number: A1149 · Sachs OEM no.: 0232 017 006
EUR 30.40
swiing® revival air filter original gray | Sachs 503
Manufacturer: swiing® revival parts · Camouflaged: No · Color: gray · Material: Plastic · Filter type: Standard sieve · Total length: 165 mm · Width: 68 mm · Height: 52 mm · Ø Internal connection: 20 mm · Mounting type: Plug connection clamped · Area of application: Original · Area of application: Standard
EUR 54.80
Continental 2.00 - 2.50 x 19" tube
Manufacturer: Continental · Tire width [inch]: 2 - 2.5 " · Tire width [mm]: 25.8 - 63.5 · Width [inch]: 2 · Width [inch]: 2 1/4 · Width [inch]: 2 1/2 · Tire height [%]: 100 · Valve type: TR6 car valve · Old designation: 23 x 2 · Old designation: 23 x 2.25 · Old designation: 23 x 2.5 · Wheel size [inch]: 19 "
EUR 18.90
Manual indoor cable set
Ø Stranded wire: 1.2 mm · Ø Stranded wire: 1.25 mm · Ø Stranded wire: 1.5 mm · Ø Stranded wire: 1.8 mm · Nipple shape: Barrel (transverse) · Nipple shape: Cylinder · Nipple shape: Pears · Manufacturer: Made in Germany · Material: Steel · Quantity: 4 pcs · Total length: 2200 mm
EUR 12.10
Manual cable set black
Ø Stranded wire: 1.2 mm · Ø Stranded wire: 1.25 mm · Ø Stranded wire: 1.5 mm · Ø Stranded wire: 1.8 mm · Nipple shape: Barrel (transverse) · Nipple shape: Cylinder · Nipple shape: Pears · Material: Steel · Quantity: 4 pcs · Color: black · Outer shell length: 6000 mm · Total length: 2200 mm
EUR 24.30
Collection only possible with online purchase and appointment.
