This listing is for a brand new genuine Yamaha OEM standard piston kit (STD).

OEM part number 1SM-116A0-10-00.

This is a complete piston assembly kit, manufactured in Japan to Yamaha’s factory specifications and designed for 4-stroke 250cc off-road engines.

The kit ensures proper compression, durability, and reliable engine performance.

Please confirm that your engine requires a STD piston before purchasing.

Yamaha WR250F

2018

2019

Yamaha YZ250F

2016

2017

2018

Yamaha YZ250FX

2017

2018

2019

Manufacturer: Yamaha

OEM Part Number: 1SM-116A0-10-00

Part Type: Piston Kit / Piston Assy

Size: Standard (STD)

Engine Type: 4-Stroke

Displacement: 250cc

Material: Aluminum Alloy

Condition: Brand new, genuine OEM

Country of Origin: Japan

Quantity: 1 complete piston kit

Handling time: 3–7 business days

Shipping from Japan

Carrier: FedEx / DHL / UPS /Japan Post (depending on destination)

Tracking number will be provided once shipped

We are a Japanese seller in genuine OEM motorcycle parts.

All items are carefully inspected and packed to ensure safe international delivery.

If you have any questions regarding compatibility or shipping, please feel free to contact us.

Depending on the country,

Import duties, taxes, and charges are not included in the item price or shipping cost.

These charges are the buyer’s responsibility and vary by country.