I WAS DRIVING AT 40 MPH ON A 45 MPH 6 LANE COUNTY ROAD AND A CAR CUT IN FRONT OF ME. I DOWNSHIFTED ONE GEAR AND GRABBED THE FRONT BRAKE LEVER AND STEPPED ON REAR BRAKE PEDAL. THEY WERE BOTH AS HARD AS A ROCK AND I HAD NO BRAKES. I JUMPED THE CURB AND ROLLED INTO A GRASSY EMBANKMENT AND THE BIKE FELL ON ME. I HAD NO BRAKES AND RODE HOME WITH A CAR BEHIND ME WITH FLASHERS ON, LESS THAN ONE MILE HOME.