FALL CLEARANCE: 10-50% discount on all OEM parts!

Unless prohibited by manufacturer. Does not include aftermarket products. Priced as marked.

Contact Us
My Account
& Order Status
Overstock
Up to 50% off
Find all guaranteed-fit parts for your motorcycle
Where is my model number?

Select your bike to findguaranteed-fit parts:

Castellated Nut
Yamaha Motors

Castellated Nut 90171-10049-00

Country of Origin:
Japan
Genuine OEM product
No longer available
Search Nationwide Inventory
Check other dealers for availability.
No dealers found.
Dealer inventory search is provided as a service and may not reflect real-time availability.
Yamaha Motors logo
Our verified social media accounts

Beware of impersonators

Product Questions 0

Don't hesitate to ask a question. It will be answered by our support staff or a fellow boater.

Parts Fitment

Please verify fitment before ordering.

BrandProduct LineModel19761978197919881989
Yamaha MotorsDirt BikeBW350
Yamaha MotorsDirt BikeTY125
Yamaha MotorsDirt BikeXT500
Yamaha MotorsStreet BikeXS250
Yamaha MotorsStreet BikeXS400
Yamaha MotorsStreet BikeXS500
Yamaha MotorsStreet BikeXS750

Supersession Chain

NameSKUSuperseding SKU
Castellated NutViewing this product90171-10049-00Current
90171-10049-0090171-10012-0090171-10049-00