Honda 2019 CB300R Motorcycle Recall: Transmission Shift Hazard
Honda recalls 2019 CB300R motorcycles due to a misaligned gear that can cause unexpected movement or transmission seizure during start, increasing crash risk. Owners must get free transmission replacement.
Use caution until it’s fixed
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.
What happened, in plain English
Honda is recalling certain 2019 CB300R motorcycles because a misaligned gear can shift the transmission into gear unexpectedly during engine start, potentially causing the motorcycle to move or seize the transmission and rear wheel while moving. This increases the risk of crashes or injuries. Read more at govinfonow.com/recall/1223962-honda-2019-cb300r-motorcycle-recall-transmission-shift-hazard.
Source Summary by GovInfoNow · govinfonow.com/recall/1223962-honda-2019-cb300r-motorcycle-recall-transmission-shift-hazard · Updated October 5, 2026 · Official notice: NHTSA #19V412000
Cite this page
“Honda 2019 CB300R Motorcycle Recall: Transmission Shift Hazard.” GovInfoNow, updated October 5, 2026. https://govinfonow.com/recall/1223962-honda-2019-cb300r-motorcycle-recall-transmission-shift-hazard. Based on NHTSA recall #19V412000 (https://www.nhtsa.gov/recalls?nhtsaId=19V412000).
Why it’s dangerous
A circlip on the transmission's main shaft may detach, causing gear misalignment. This can shift the transmission from neutral into gear unexpectedly during engine start, leading to sudden movement or transmission seizure while the motorcycle is moving.
Who’s affected
Owners of 2019 CB300R motorcycles are affected. Riders who frequently start the motorcycle without checking gear alignment are at higher risk.
How to tell if you have this one
Check for 2019 CB300R motorcycles. The recall covers 2018-2019 models including CBR300R, CRF250L, and CMX300. The issue was first reported in July 2019.
- Brand
Honda- Category
Vehicle
What to do — step by step
Contact Honda Customer Service
Call 1-866-784-1870 to schedule a free transmission replacement.
Get Transmission Replacement
Dealers will replace the transmission main shaft at no cost to fix the misaligned gear issue.
What NHTSA says to do
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.
How this recall unfolded
Recall timeline
2 dated steps over 3 months.
- NHTSA received the defect report
- Recall began
Dates from the agency record only; steps without a date are left out.
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Where this comes from
The facts (hazard, remedy, dates, manufacturer) are pulled from the official NHTSA recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.
- Official source: NHTSA Recall #19V412000 (April 6, 2019)
- Plain-language summary written by qwen3:4b on October 5, 2026, from the official record above. Not reviewed by a person — if it conflicts with the NHTSA notice, the notice is correct. Report an error on this page.
- GovInfoNow is an independent service and is not a government agency. We republish official NHTSA recall data; we don’t issue, amend or administer recalls.