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Free Shipping on orders over $69.99 to the continental 48 (Alaska & Hawaii orders, call 402-214-0706 to order).
All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
Athena

Athena Piston Kit - S4F05400011A Yamaha YZ 125 1997-2004

MPN: S4F05400011A SKU: 0910-0090
Athena

Athena Piston Kit - S4F05400011A Yamaha YZ 125 1997-2004

MPN: S4F05400011A SKU: 0910-0090
Availability:
Out of stock
High resistance to mechanical and thermal stresses Has been tested on engine dynamometer benches under progressive stress load, and thereafter on track to validate it performance even in the most extreme conditions Equipped with piston rings that guarantee less friction with the OE cylinder producing a higher performance Made by reverse extrusion For OE cylinder. Specs Piston Material 4032 Aluminum Alloy Riding Style Off-Road Bore Size 53.94 mm Displacement 124 cc Engine Type 2-Stroke Compression Ratio Stock Piston Head Shape Domed Style Forged Race Units Kit Product Name Piston Kit Type A
Sold out
Original price $147.95 - Original price $147.95
Original price
$147.95
$147.95 - $147.95
Current price $147.95

Product Details

Features

  • High resistance to mechanical and thermal stresses
  • Has been tested on engine dynamometer benches under progressive stress load, and thereafter on track to validate it performance even in the most extreme conditions
  • Equipped with piston rings that guarantee less friction with the OE cylinder producing a higher performance
  • Made by reverse extrusion
  • For OE cylinder.

Specs

Piston Material 4032 Aluminum Alloy
Riding Style Off-Road
Bore Size 53.94 mm
Displacement 124 cc
Engine Type 2-Stroke
Compression Ratio Stock
Piston Head Shape Domed
Style Forged Race
Units Kit
Product Name Piston Kit
Type A

Product Description

Features

  • High resistance to mechanical and thermal stresses
  • Has been tested on engine dynamometer benches under progressive stress load, and thereafter on track to validate it performance even in the most extreme conditions
  • Equipped with piston rings that guarantee less friction with the OE cylinder producing a higher performance
  • Made by reverse extrusion
  • For OE cylinder.

Specs

Piston Material 4032 Aluminum Alloy
Riding Style Off-Road
Bore Size 53.94 mm
Displacement 124 cc
Engine Type 2-Stroke
Compression Ratio Stock
Piston Head Shape Domed
Style Forged Race
Units Kit
Product Name Piston Kit
Type A

Part Numbers
Store SKU MFR. Product # Availability
0910-0090 S4F05400011A Out of Stock
Fitment
This product is vehicle specific. Select your vehicle to confirm fitment.

This Product Fits

Fitment Disclosure

This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.

Features

  • High resistance to mechanical and thermal stresses
  • Has been tested on engine dynamometer benches under progressive stress load, and thereafter on track to validate it performance even in the most extreme conditions
  • Equipped with piston rings that guarantee less friction with the OE cylinder producing a higher performance
  • Made by reverse extrusion
  • For OE cylinder.

Specs

Piston Material 4032 Aluminum Alloy
Riding Style Off-Road
Bore Size 53.94 mm
Displacement 124 cc
Engine Type 2-Stroke
Compression Ratio Stock
Piston Head Shape Domed
Style Forged Race
Units Kit
Product Name Piston Kit
Type A