2021 Yamaha Xmax

Defect. Yamaha Motor Company, Ltd. (Yamaha) is recalling certain 2018-2022 XMAX scooters. The camshaft retainer bolt may loosen and not properly secure the camshaft, resulting in an engine stall.

Risk. An engine stall can cause a loss of control, increasing the risk of a crash or injury.

Remedy. Owners are advised not to ride their scooter until the remedy has been completed. Dealers will install a new camshaft plate kit, free of charge. Owner notification letters are expected to be mailed November 20, 2025. Owners may contact Yamaha's customer service at 1-800-962-7926. Yamaha's number for this recall is 990184. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning November 24, 2025.

The contact owns a 2021 Yamaha XMAX 300 Motorcycle. The contact stated that shortly after the motorcycle was repaired under NHTSA Campaign Number: 25V778000 (ENGINE AND ENGINE COOLING); while riding approximately 55 MPH, the motorcycle suddenly decelerated and stalled. The motorcycle was towed to a local mechanic nearby and the contact was informed that the cam shaft bolt was missing from the motorcycle. The motorcycle was later towed back to the local dealer, and the contact was informed that the cam shaft bolt had sheared off. The motorcycle was repaired by the dealer, but the contact was not provided the information about the repair. After retrieving and starting the motorcycle, engine oil immediately started pouring from the engine onto the ground. The cause of the failure was not yet determined. The manufacturer was notified of the failure. The failure mileage was 2,900.