Investigations
REAR SPROCKET BOLTS
NHTSA SQ SQ99022 — open, opened 1999-10-13.
NHTSA investigation SQ99022 is a SQ opened on 1999-10-13 and currently open. The subject is tracked inside the Office of Defects Investigation queue. Latest activity on this investigation was logged on 1999-10-13 — NHTSA updates that field whenever an Information Request goes out, a supplement is filed, or a status change is recorded in the public docket.
Investigators summarized the matter as follows: "POLARIS ISSUED A SERVICE BULLETIN IN JULY 1999 ADDRESSING THE POTENTIAL FOR THE REAR SPROCKET BOLTS TO LOOSEN. A SPROCKET KIT MUST BE INSTALLED ON ALL AFFECTED MOTORCYCLES TO PREVENT LOOSENING OF THE SPROCKETS. THE BULLE..." Investigations are the early-warning layer of the federal auto-safety system, sitting upstream of formal recalls and defect orders. Whether this one closes without action or escalates into an Engineering Analysis, the full history stays in the ODI archive so researchers, litigators, and buyers can pull the paper trail at any time.
Investigation Summary
POLARIS ISSUED A SERVICE BULLETIN IN JULY 1999 ADDRESSING THE POTENTIAL FOR THE REAR SPROCKET BOLTS TO LOOSEN. A SPROCKET KIT MUST BE INSTALLED ON ALL AFFECTED MOTORCYCLES TO PREVENT LOOSENING OF THE SPROCKETS. THE BULLETIN ALSO STATES THAT IF THE WHEEL OR SPROCKET SURFACE IS DAMAGED THEY WOULD NEED TO BE REPLACED. POLARIS IS NOTIFING OWNERS TO RETURN TO THE DEALERS FOR NEEDED REPAIRS. THIS INVESTIGATION IS OPENED TO EVALUATE THE SCOPE OF THE PROBLEM AND DETERMINE THE SAFETY CONSEQUENCE.
About This Investigation Type
Data from NHTSA Office of Defects Investigation. Cross-references: NHTSA recall campaign API and NHTSA FARS where fatality records overlap. PlainCars does not rate or recommend vehicles. Learn more.
Read our methodology — how this data is sourced, computed, and verified.