SYS ONLINE INGEST 4 hours ago SOURCE NHTSA · TC BUILD v0.0.29
Vehicle scope Default: all classes — narrow to retail passenger anytime
Network/ Canada/ Polaris/ 1989001

Polaris · Canada · High

Polaris Trail Boss: Brakes

Affects Polaris Trail Boss · 1987 — about 688 vehicles.

The hazard

HYDRAULIC BRAKE FLUID MAY LEAK PAST THE MASTER CYLINDER PISTON AT THE HANDLEBAR OR THE REAR CALIPER PISTON SEAL. THIS COULD RESULT IN LOSS OF BRAKING ACTION AND A VEHICLE CRASH WITHOUT PRIOR WARNING. CORRECTION: MASTER AND SLAVE CYLINDER PISTONS AND SEALS WILL BE REPLACED ON ALL AFFECTED VEHICLES.

What to do

Contact your dealer; the remedy details were not included in the filing.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational