Vehicle recall 78V037000 · February 17, 1978
1977-1978 Yamaha 750
The shift cam stopper bolt lock tab on the involved vehicles may not prevent the stopper bolt from loosening.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- The shift cam stopper bolt lock tab on the involved vehicles may not prevent the stopper bolt from loosening. This could allow the shift drum to move laterally.
- Remedy
- The dealer will install an improved lock tab that will stop the stopper bolt from loosening, without charge to owner.
- Notes
- Vehicle description: motorcycles.system: power train; shift cam stopper bolt lock.consequences of defect: if this occurs, the transmission may engage more thanone gear, causing lockup of the transmission and rear wheel, which could leadto a vehicle accident.
Recall details
- NHTSA campaign
- 78V037000
- Reported to NHTSA
- February 17, 1978
- Filed by
- YAMAHA INTERNATIONAL CORP
- Owner notification
- February 6, 1978
- Vehicles potentially affected
- 35,553
- Initiated by
- the manufacturer
- Components
- Power train › Manual transmission
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Yamaha 750 (1977-1978): 1978, 1977
Has your Yamaha been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Yamaha dealer can also check your VIN. Recall repairs are free.