The 2019 Honda Cb300r has 2 NHTSA recall campaigns affecting an estimated 11,110 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 5 complaints with NHTSA, most often about the power train. Last updated July 5, 2026.
Honda (American Honda Motor Co.) is recalling certain 2018-2025 CB300R motorcycles. The headlights may flicker or shut off while driving.
Loss of headlight illumination can reduce visibility, increasing the risk of a crash or injury.
Dealers will replace the headlight assembly, free of charge. Owner notification letters were mailed May 27, 2025. Owners may contact Honda's customer service at 866-784-1870. Honda's number for this recall is KS0.
Honda (American Honda Motor Co.) is recalling certain 2019 CB300R, 2018 CBR300R, 2018 CRF250L, 2018 CRF250L Rally, and 2018-2019 CMX300 motorcycles. The circlip, on the transmission's main shaft, may detach allowing for gear misalignment.
A misaligned gear can shift the transmission from neutral into gear during engine start, potentially resulting in unexpected motorcycle movement or seize the transmission and rear wheel while the motorcycle is in motion. Both conditions increase the risk of crash or injury.
Honda will notify owners, and dealers will replace the transmission main shaft, free of charge. The recall began July 8, 2019. Owners may contact Honda customer service at 1-866-784-1870. Honda's number for this recall is KK3.
Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.
“I am submitting a complaint regarding a 2019 honda cb300r with approximately 1,225 miles. This vehicle is subject to an open recall (nhtsa recall 19v-412) involving a transmission mainshaft circlip that can detach and cause gear misalignment and shifting issues. Prior to service, the motorcycle…”
“I am submitting a complaint regarding a 2019 honda cb300r with approximately 1,225 miles. This vehicle is subject to an open recall (nhtsa recall 19v-412) involving a transmission mainshaft circlip that can detach and cause gear misalignment and shifting issues. Prior to service, the motorcycle…”
“I was riding thru a turn on my 2019 honda cb300r and when I started to accelerate out of it in 2nd gear it popped out of second and down into neutral causing me to lose traction and fall onto my left side. Luckily I walked away with only some road rash. I had the recall done, but something is…”
“I was riding thru a turn on my 2019 honda cb300r and when I started to accelerate out of it in 2nd gear it popped out of second and down into neutral causing me to lose traction and fall onto my left side. Luckily I walked away with only some road rash. I had the recall done, but something is…”
“Tl* the contact owns a 2019 honda cb300r motorcycle. The contact received notification of nhtsa campaign number: 19v412000 (power train). The contact called station park honda at [REDACTED] (located at 830 s 9th st, louisville, ky 40203) and was informed that the parts were not available. The…”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2019 Honda Cb300r as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.