Yamaha 17D-25449-50-00 - Sprocket is a Yamaha accessory designed as a durable replacement part for select Yamaha motorcycle models.

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Key Features & Benefits

• Genuine Yamaha OEM fitment — precision-matched tooth profile and hub dimensions for a direct bolt-on fit
• Manufactured to Yamaha's factory tolerances for consistent chain engagement
• Reliable power transfer — precise tooth spacing reduces chain slap and uneven wear
• Confidence in fit — avoids the tolerance issues sometimes seen with generic aftermarket sprockets

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Fits These Yamaha Models

Yamaha Model	Compatible Years
YZ125	2015-2021
YZ125X	2020-2022
YZ250	2015-2021
YZ250F	2010-2021
YZ250FX	2015-2021
YZ250X	2016-2022
YZ450F	2010-2021
YZ450FX	2016-2021

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Frequently Asked Questions

What is Yamaha part 17D-25449-50-00?

17D-25449-50-00 is the Yamaha Sprocket, a replacement accessory designed for specific Yamaha motorcycle models.

What type of Yamaha part is 17D-25449-50-00?

It is an accessory categorized under service parts for maintenance and repair purposes.

Which Yamaha models fit 17D-25449-50-00?

This sprocket fits several Yamaha YZ models from 2010 to 2022, including YZ125, YZ125X, YZ250, YZ250F, YZ250FX, YZ250X, YZ450F, and YZ450FX. Always check the exact SKU and model year compatibility before ordering.

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WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.