The specifics of the NHTSA report state: “A small number of upper engine cases for the affected model could have porosity in the aluminum casting. This porosity occurs in the vicinity of a pressurized oil passage just above the transmission output shaft.”
The recall is expected to begin in early December, with dealers inspecting the suspicious area. Any evidence of a leak will be repaired without charge to the consumer.
Owners of 2009-2010 Ninja 250Rs can contact Kawasaki at 1-866-802-9381. They may also contact the NHTSA Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153) or visit www.safercar.gov.
View the original NHTSA announcement at: 2009-2010 Kawasaki Ninja 250R Recall.