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Old December 21st, 2018, 07:02 AM   #6
jkv45
Rev Limiter
 
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Name: Jay
Location: WI
Join Date: Jul 2013

Motorcycle(s): '06 SV650n, '00 Derbi GPR, '64 CA77 Dream 305, '70 CL450 Scrambler, numerous dirt bikes

Posts: A lot.
MOTM - Jun '18, Oct '16
Watch this video on adjusting and aligning the chain -

http://www.canyonchasers.net/video/howto/chain.php

Can't say I have any idea how that would have happened, but check everything over, replace what's required, and make sure you have the wheel pulled forward tightly and the axle nut torqued to the required spec (98 Nm or 72 Ft Lbs.)

Torque specs for New Gen - https://faq.ninja250.org/torque/ex250j/

More Ninja Final Drive maintenance and adjustment info - https://faq.ninja250.org/wiki/Final_Drive
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