He was named Swiss Sports Personality of the Year in 1982 and 1983. He was a racer of great speed, who participated both in road races as well as track cycling. On the road, he was victorious in numerous stages and criteriums.
He competed in the team pursuit event at the 1980 Summer Olympics.
In 1981, Freuler was riding for a personal sponsor, when the TI-Raleigh cycling team had problems to form a team for the 1981 Tour de France. The rules allowed for the Raleigh team to hire cyclists who were not riding for a cycling team, and Freuler was added to the Tour squad.
Because Freuler, as a still young professional and with contracts for a full winter season of Six Days coming up, his team leader Peter Post and Freuler agreed that Freuler, although capable of taking on mountain stages, had to leave the race before the Alps would be visited. After that he never started in the Tour again.
Track cycling Road bicycle racing.