NHTSA vehicle safety data

2018 Honda CBR300R Recalls & Complaints

The 2018 Honda CBR300R has 1 NHTSA recall campaign and 1 owner complaint on file as of November 3, 2026. Recall repairs are usually free at an authorized Honda dealer.

NHTSA recall and complaint data for the 2018 Honda CBR300R. Recall data is refreshed daily from NHTSA.

2018 Honda CBR300R owner complaints

Owners have filed 1 complaint with NHTSA about the 2018 Honda CBR300R, describing incidents dated October 5, 2019.

Most-cited components

  • Vehicle Speed Control 1 complaint

The complaint on file reports a crash, with 1 injury (owner-reported, not verified by NHTSA).

Newest complaints

  • ODI #11266879 · Filed

    TL* THE CONTACT OWNS A 2018 HONDA PIONEER 1000. WHILE IDLING IN REVERSE AND DEPRESSING THE BRAKE PEDAL THE VEHICLE INADVERTENTLY REVERSED. AS A RESULT, THE VEHICLE STRUCK THE PERSON STANDING IN THE REAR OF THE VEHICLE AND COLLIDED WITH A SIDE-BY-SIDE UTILITY VEHICLE IT WAS ATTEMPTING TO TOW. THERE…

Read the full complaint

Circlip May Detach and Cause Gear Misalignment

NHTSA #19V412000 · Power Train — Manual Transmission · NHTSA notice

Reported June 4, 2019 · Honda (American Honda Motor Co.)

Potentially affected: 3,898 vehicles

Repair completion: 81.72% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Honda campaign KK3 · Owners notified July 8, 2019 · Vehicles built September 3, 2018 – September 3, 2018 (per NHTSA)

Defect description

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.

Safety consequence

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.

Manufacturer remedy

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.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Other Honda CBR300R model years

Check your 2018 Honda CBR300R VIN

Not every recall applies to every VIN in a given year. Enter the 17-character VIN from your Honda CBR300R at nhtsa.gov/recalls to see whether your specific vehicle has an unrepaired recall.

Check a Honda VIN