I bought these for my 2015 Bullet in September 2017. They also fit the fixtures in my 2014 Avenger. Seven months of daily use boondocking and they are still going strong.
Grv T10 921 194 24-3528 SMD LED Bulb lamp Super Bright Warm White AC/DC 12V -28V Pack of 10
https://www.amazon.com/dp/B00EDFM5QU..._24MkCb6KF34NN