Description
JT rear sprocket steel 41t-525 yam. Manufacturer part number JTR1877.41.
WPS part number 55-187741.
Application
Verified WPS motorcycle applications are listed below.
View checked motorcycle models and years
- Yamaha YZF-R1: 2015, 2016, 2017
- Yamaha YZF-R1M: 2015, 2016, 2017
WPS application data checked November 11, 2026.


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