Athena 125cc Piston Kit - High-performance Upgrade
Athena 125cc Piston Kit - High-performance Upgrade
Hurry up, only 1 item left in stock.
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Estimated delivery: Feb 04 - Feb 08
About this product
About this product
Upgrade your 2-stroke engine with the Athena 125cc Piston Kit, designed for superior performance and durability. This kit is engineered to withstand extreme mechanical and thermal stresses, ensuring reliability under the most demanding conditions. Maximize your engine's potential with this high-quality piston kit.
Description
The Athena Piston Kit is rigorously tested on engine dynamometer benches under progressive stress loads and on the track to validate its performance in extreme conditions. The piston rings are designed to minimize friction with the original equipment (OE) cylinder, resulting in enhanced power and efficiency. Manufactured using reverse extrusion and crafted from 4032 aluminum alloy, this piston delivers optimal strength and heat resistance. This standard size B piston kit is tailored for OE cylinders and compatible with both 125 cc and 124 cc engines.
Features & highlights
- High resistance to mechanical and thermal stress for lasting durability.
- Dynamometer and track-tested for validated performance.
- Piston rings designed to reduce friction and increase power output.
- Manufactured using reverse extrusion for superior quality.
- Crafted from robust 4032 aluminum alloy.
- Optimized for OE cylinders ensuring perfect fitment.
- Flat top piston head shape for stock compression ratio.
Technical specifications
- Brand: Athena
- Part Number: S4F05400003B / 09100067
- Bore Size: 53.96 mm
- Displacement: 125 cc / 124 cc
- Engine Type: 2-Stroke
- Piston Head Shape: Flat Top
- Piston Material: 4032 Aluminum Alloy
- Piston Size: Standard Size B
- Compression Ratio: Stock
- Type: B
Important to know
Designed for use with original equipment (OE) cylinders.
Shipping & Return
Shipping & Return
Free shipping to GLS parcel shop parcel box for purchases over DKK 1,000.
GLS home delivery costs DKK 59.
We do our best to ship your order as quickly as possible. All orders are generally packed within 24 hours on weekdays.
There is a 14-day return policy. Read more
Parts Denmark Info
Parts Denmark Info
Parts Denmark is a new webshop based in Denmark. We have a physical location you can visit (No showroom yet), and we have both email and phone support in our opening hours.
Our company info is:
Parts Denmark ApS
VAT: DK45974758
Dam Holme 11
3660 Stenløse, Denmark
hello@partsdenmark.com
+45 222 333 29
Best regards,
William Svendsen & Martin Høyer (Owners)
Specifications
ATHENA
S4F05400003B
Piston Kit
53,96 mm
Stock
125 cc, 124 cc
4032 Aluminum Alloy
Standard Size B
2-Stroke
Flat Top
B
Kit


Who is behind Parts Denmark
Martin and William are the duo behind Parts Denmark — an unlikely but awesome combo of a tech-savvy young IT wizard and a seasoned motorcycle guru who’s seen (and fixed) it all. Together, we’ve built a team with big ambitions, plenty of passion, and a shared mission to create great things — side-by-side with you.

