Note: Professional first are on the national level unless otherwise indicated.
Started Racing: 1974 at 12 years old at the Palms Park race track.[3] Sewell was an accomplished track star in the 120 meter low hurdles. He made it to the state finals but they were held on Saturdays and Sundays, the same days BMX races are typically held. He had to make a choice: He decided on BMX.[3]
Sanctioning body:
First race bike: A girl's Schwinn.[3]
First race result:
First win (local):
Home sanctioning body district(s): National Bicycle Association (NBA) District "X" (Orange/Los Angeles County);
First sponsor:
First national win:
Turned professional: 1979 at 17 years old.
First professional race result:
First Professional win:
Height and Weight at height of his career (1978-1983): Ht:5' 6" Wt:~145lbs
Retired from Senior A/AA pro racing: 1986 at age 24. He race in England until the spring of 1986. He then returned to the United States and raced sponsorless for a few months in early 1986, then dropped out of sight. Briefly reappeared at the ABA U.S. Nationals in Bakersfield, California in April 1988. He then dropped out of sight again. His disappearances became somewhat of a running joke.
Note: This listing only denotes the racer's primary sponsors. At any given time a racer could have numerous ever changing co-sponsors. Primary sponsorships can be verified by BMX press coverage and sponsor's advertisements at the time in question. When possible exact dates are used.