I WAS RIDING MY TRIUMPH STREET TRIPLE MOTORCYCLE ON THE HIGHWAY WHEN THE BIKE JUST SUDDENLY SHUT OFF. I LOST ALL POWER AND THE BIKE WOULD NOT RESTART. I TRIED TO QUICKLY CHANGE LANES TO GET TO THE SHOULDER, BUT WAS UNABLE TO GET OUT OF THE FLOW OF TRAFFIC. I WAS HIT FROM BEHIND BY A CAR. THE BIKE SLID AND I WAS INJURED IN THE FALL. I HAD THE BIKE TOWED AND DISCOVERED THAT THE REGULATOR/RECTIFIER HAD FAILED. THE BATTERY WOULD NOT CHARGE AS A RESULT SO I LOST ALL ELECTRICAL POWER. THE BIKE WAS OUT OF WARRANTY BY 6 MONTHS AND EVEN THOUGH THIS IS A KNOWN PROBLEM WITH THE BIKE, TRIUMPH REFUSED TO PAY FOR THE PART, THE LABOR OR MY MEDICAL EXPENSES. I PURCHASED A NEW PART ONLINE AND REPLACED IT MYSELF. THIS IS A COMMON AND WELL KNOWN PROBLEM WITH THIS MOTORCYCLE. SEVERAL PEOPLE HAVE HAD THIS PART FAIL IN THE FIRST HUNDRED MILES THEY HAVE THE BIKE. *TR