TRAVELING APROX 45-50 MPH ON HIGHWAY WHEN A SUBURBAN PULL OUT IN FRONT OF WITH ABOUT 55 FEET AND I HIT THE TRAILER THEY WERE PULLING HEAD ON AND THEN IT SPUN ME SIDEWAYS AND INTO A 5 FT DEEP DITCH AND CAME TO ABRUPT STOP FROM THE FRONT NOSE DOWN. NONE OF OUR AIRBAGS DEPLOYED, FOR EITHER MYSELF OR MY PASSENGER. WE WERE BOTH TAKEN BY AMBULANCE AND SUSTAIN CONTUSIONS, BACK AND NECK INJURIES.BOTH VEHICLES WER EIN MOTION AND IT OCCURED ON A HIGHWAY WITH A SPEED LIMIT OF 55 AND I HAD THE RIGHT OF WAY, THEY PULLED OUT FROM A SIDE ROAD.