Dave Cullinan — "Cully," From Mike Redman's Bassett Team to a World Championship Rainbow Jersey
Dave Cullinan
"Cully" — From Mike Redman's Bassett Team to a World Championship Rainbow Jersey
A Legend Bike Co. rider page · researched from period BMX magazine coverage, our own Bassett Bikes history, Mountain Bike Hall of Fame records, and contemporary mountain bike press
At a glance
Born May 8, 1968, Durango, Colorado
Nicknames "Cully," "Custom Cully," "Cull'nan the Destroyer"
BMX teams Bassett (Mike Redman era, 1985) · Factory Kuwahara · Robinson Racing (owned by GT Bicycles)
MTB teams GT (1990) · Iron Horse Bicycles (1992) · Diamond Back (1994) · KHS (1997) · Schwinn Oakley / Schwinn Toyota (1997–2000)
Known for Winning the 1992 UCI Downhill Mountain Bike World Championship by jumping a tabletop everyone else rode over
Hall of Fame Mountain Bike Hall of Fame (2021)
Dave Cullinan raced BMX first. Long before mountain biking made him a World Champion, he was a factory kid on some of the smaller, scrappier teams of the mid-1980s — including a one-year outfit out of Southern California that a young Mike Redman ran before he became one of the most recognizable names in BMX. Cullinan's path from there to a rainbow jersey, a torn aorta, and a second Hall of Fame induction is one of the more dramatic BMX-to-mountain-bike stories on record.
A Factory Kid on Mike Redman's Bassett Team
In 1985, Cullinan rode for Mike Redman's Bassett team — the one-year outfit Redman ran after licensing the Bassett family name from Doug Bassett, alongside Denny Davidow, Shawn Texas, and Redman himself. It was Cullinan's first factory chapter, and by the account on our own Bassett Bikes page, the start of a career that would eventually cross clean from BMX into mountain biking and finish with a UCI World Championship. By December 1985, period coverage in BMX Action had him riding for Factory Kuwahara as a 15 Expert, already carrying the "Cull'nan the Destroyer" nickname the magazines liked. A Kuwahara Nova product test the following spring confirmed he was still racing for the brand as an amateur expert into 1986.
Robinson, GT, and a Foot in Two Sports
By the late 1980s Cullinan was riding for the Robinson Racing team — team rosters place him there through the 1990 and 1991 seasons — a squad owned outright by GT Bicycles. He was still a full-time BMX racer during this stretch, but he was also quietly building a second career: back-to-back NORBA dual-slalom mountain bike wins at Mammoth Mountain in 1988 and 1989. When the 1990 season opened with him riding under the GT tent outright, nobody in the sport was surprised. That year, racing as an Expert, he won the Mammoth Mountain Kamikaze downhill with a time eight seconds faster than the winning Pro time — a signal of how far ahead of the amateur field his BMX-trained bike handling already had him.
1992 — The Jump That Won a World Championship
For the 1992 season, Bob Morales — the BMX and freestyle industry veteran behind Dyno and the AFA — personally hired Cullinan to a new Team Iron Horse mountain bike program. By Morales's own account, Cullinan and the rest of that rookie squad went on to win two national championships and one World Championship, making Iron Horse the most successful first-year mountain bike team of 1992. The World Championship was the big one: at the UCI Downhill World Championships in Bromont, Canada, race organizers had built a large wooden tabletop jump so the downhill course could cross over the cross-country course. Every other rider rode up and over it. Cullinan — racing gloveless, as he usually did — jumped it outright. "I actually began thinking about making the jump in practice," he said afterward, "and started by just landing on the top section. In the race, I actually had to slow down coming out of the corner before it, because I had to look over and time my jump with the chairlifts that were running so I wouldn't lose my head." He won the rainbow jersey, and the jump itself became one of the signature moments in early mountain bike racing.
The Injury That Nearly Ended It
The win got Cullinan a three-year deal with Diamondback. Then, on a downhill practice run at the 1993 World Championships in Métabief, France, he tore his aorta — an injury that went undiagnosed at the time. Months later it caught up with him: an emergency trip to the hospital and open-heart surgery that cost him the entire 1994 season. It wasn't his last surgery. Cullinan went through a series of additional heart procedures over the following years while continuing to race, later riding for KHS in 1997 and Schwinn's Oakley and Toyota-backed teams from 1997 through 2000. He never repeated the 1992 World Championship result, but he stayed a threat in dual slalom specifically, and the comeback itself became as well known in mountain bike circles as the win that started it.
The Rider Who Opened the Door
Race historians and fellow World Champions — Leigh Donovan and Brian Lopes among them — credit Cullinan as the rider who blazed the BMX-to-mountain-bike trail that Lopes, Eric Carter, and others followed through the 1990s, and for pushing early development of suspension, pedal, and drivetrain technology on the mountain bike side. In 2021, the Marin Museum of Bicycling inducted him into the Mountain Bike Hall of Fame.
We did not find a documented ABA or NBL National No.1 BMX title for Cullinan in the sources checked — his BMX-era record is thinner in the public archive than his mountain bike record, which is common for riders whose fame came from the sport they crossed into. His exact move from Factory Kuwahara to the Robinson Racing team isn't dated precisely in what we found; period coverage places him at Kuwahara into at least spring 1986 and on Robinson's roster by 1990, but the years between aren't fully documented here. We also could not confirm a National BMX Hall of Fame induction for him — only the Mountain Bike Hall of Fame (2021) — so if that changes, this page should be updated. Finally, accounts vary slightly on the exact mechanics of his heart injury: some sources tie it to a 1992 crash with delayed effects, while the Mountain Bike Hall of Fame's own account places the injury at 1993 World Championships practice in Métabief. We've gone with the Hall of Fame's account here but flag the variance.
Where Dave Cullinan fits in the bigger story
Brands: Bassett Bikes, Kuwahara, Robinson Racing, GT Bicycles, Diamond Back. Riders: Denny Davidow, Brian Lopes. The bigger arc is in our History of BMX series, including our Bassett Bikes chapter, where Cullinan's factory-team start is covered from Mike Redman's side.
Sources
Wikipedia, "Dave Cullinan" (en.wikipedia.org/wiki/Dave_Cullinan) — birth date, birthplace, and MTB team timeline. Marin Museum of Bicycling and Mountain Bike Hall of Fame, 2021 inductee profile (mmbhof.org/mountain-bike-hall-of-fame/2021/dave-cullinan) — the Bromont World Championship jump, the 1993 aorta injury and open-heart surgery, and the tribute from fellow riders. Mountain Bike Action, "The Bridge From BMX to Mountain Biking" by Ron Koch, October 22, 2021 (mbaction.com/the-bridge-from-bmx) — the Robinson/GT BMX years, the Mammoth Kamikaze win, the Diamondback deal, and the 1994 heart surgery. The Los Angeles Times, "Ride of His Life," March 23, 2000 — confirms the aortic aneurysm and three heart surgeries. Robinson Racing team roster (robinsonbmx.wordpress.com/2009/06/01/robinson-racing-team) — lists Cullinan on the Southern California roster, 1990–91. moralesbikes.com, Bob Morales's own career history, hosted at 23mag.com (23mag.com/gens/moralesb.htm) — primary account of hiring Cullinan to Team Iron Horse in 1992 and the team's national and World Championship results that year. oldschoolmags.com period magazine scans (BMX Action December 1985, Kuwahara Nova product test, BMX Action/GO September and November 1991) — checked for corroboration of the BMX-era teams and nicknames, snippets only. bmxsociety.com — searched directly for independent Dave Cullinan coverage; no results returned at the time of research. Our own Bassett Bikes page (Legend Bike Co.) — primary source for the 1985 Mike Redman factory team roster.