Mert Lawwill (Born September 25, 1940) is an American professional motorcycle racer, race team owner and mountain bike designer. [1] He competed in the AMA Grand National Championship from 1962 to 1977. Lawwill is notable for winning the 1969 AMA Grand National Championship as a member of the Harley-Davidson factory racing team. [1] After his motorcycle racing career, Lawwill became one of the top motorcycle racing frame designers and builders. [1] Lawwill then used his experience as a motorcycle frame builder to become an innovative mountain bike designer, developing one of the first bicycle suspensions. [2] He also developed prosthetic limbs for amputees. [2] Lawwill was inducted in the Mountain Bike Hall of Fame in 1997 and the Motorcycle Hall of Fame in 1998. [1] [3]
Lawwill was born in Boise, Idaho. [1] He started his racing career as an amateur racer on the local TT track in Boise and, later, scramble races (later known as motocross) across the United States Northwest. [1] In 1961, he moved to Los Angeles, California so that he could race at the Ascot Park race track which, at the time was the epicenter of dirt track racing. [2] He gained sponsorship from Dudley Perkins, a Harley-Davidson dealer in San Francisco. [1] It was during this time that Lawwill began to learn about modifying motorcycle frames for racing competitions. [2] By 1963, he had become a professional rider and in 1964 he signed a contract to compete for the Harley-Davidson factory racing team with whom he would remain for the rest of his racing career. [1]
Lawwill won his first AMA national race at the Sacramento Mile on September 19, 1965. [1] In 1969, Lawwill won the AMA Grand National Championship and, was voted AMA's Most Popular Rider of the Year. [1] [4] His defense of his Grand National Championship during the 1970 season became the subject of Bruce Brown's 1971 motorcycle documentary film, On Any Sunday co-starring actor Steve McQueen and off-road racer Malcolm Smith. [5] Lawwill continued to compete for the AMA Grand National Championship until 1977 when, he retired at the age of 37 due to an inner-ear disorder that affected his balance. [1] [6] He accumulated 161 career AMA Grand National finishes and won 15 Grand National races during his 15-year racing career. [1]
In the late 1970s, Lawwill became involved in designing bicycle frames for the burgeoning sport of mountain biking. [2] He was one of the early pioneers in the off-road bicycling world, having introduced the first production mountain bike. [3] He also developed the first commercially produced four-bar linkage suspension for mountain bikes and patented the design. [7] During this period, he continued his involvement in motorcycle racing as a race team owner in the AMA Grand National Championship until 1990 when, he grew frustrated with the way the AMA ran the championship. [2] He then ran the Yeti Cycles racing team competing in downhill mountain bike racing and, developed the successful Lawwill DH-9 full-suspension downhill bike. [2] [8] Lawwill's custom racing bicycles became highly prized by top racers around the world and his designs won numerous national and world titles. [1] [3] [8]
Lawwill is currently involved in constructing and marketing street-legal versions of the Harley-Davidson XR-750 bike that he raced in the Grand National Championship. [2] [9] He also runs a non-profit company supplying prosthetic hands so that amputees can ride bicycles or motorcycles. [2] Approximately a third of all the prosthetic hands that he manufactures go to the Walter Reed Army Medical Center, for use by military veterans of the Iraq and Afghanistan wars. [2]
Wayne Wesley Rainey is an American former Grand Prix motorcycle road racer. During the late 1980s and early 1990s, he won the 500cc World Championship three times and the Daytona 200 once. He was characterized by his smooth, calculating riding style, and for his intense rivalry with compatriot Kevin Schwantz, between 1987 and 1993.
Erik F. Buell is the founder, former Chairman and Chief Technical Officer of the Buell Motorcycle Company, which eventually merged with Harley-Davidson Corp. Buell is a pioneer of modern race motorcycle technology. Buell is also the founder of Erik Buell Racing.
Kenneth Leroy Roberts is an American former professional motorcycle racer and racing team owner. In 1978, he became the first American to win a Grand Prix motorcycle racing world championship. He was also a two-time winner of the A.M.A. Grand National Championship. Roberts is one of only four riders in American Motorcyclist Association (AMA) racing history to win the AMA Grand Slam, representing Grand National wins at a mile, half-mile, short-track, TT Steeplechase and road race events.
Jay Springsteen is an American former professional motorcycle dirt track racer.
Chris Carr is an American motorcycle dirt-track racer and seven-time winner of the A.M.A. Grand National Championship. He has also competed as a motorcycle road racer at the national level and was a motorcycle land speed world record holder.
Kelvin Carruthers is an Australian former world champion Grand Prix motorcycle road racer and racing team manager. After his motorcycle riding career, he became race team manager for world championship winning riders Kenny Roberts and Eddie Lawson.
John Douglas Chandler is an American former professional motorcycle racer. He earned a reputation as one of the most versatile racers of the 1980s and 1990s. Chandler is one of only four riders in AMA racing history to win the AMA Grand Slam, representing national wins at a mile, half-mile, short track, TT and road race. He was inducted into the AMA Motorcycle Hall of Fame in 2006.
Marty Tripes is an American former professional motocross racer. He competed in the AMA Motocross Championships from 1972 to 1980. He was one of the leading American motocross and supercross racers during the 1970s. Tripes rose to national prominence in 1972 as a teenage prodigy when, he defeated some of the best riders in the world to win the first-ever stadium supercross race in the United States.
Yvon Duhamel was a French Canadian professional motorcycle and snowmobile racer. A six-time winner of the White Trophy, the highest award in Canadian motorcycle racing, he was one of the most accomplished motorcycle racers in Canadian motorsports history. His motorcycle racing career spanned the transition from the 60 horsepower four-stroke motorcycles of the 1960s, to the 100 horsepower two-stroke motorcycles of the 1970s. Duhamel was a versatile rider competing in numerous motorcycle racing disciplines including; trials, motocross, ice racing, drag racing, flat track racing and most prominently in road racing as a member of the Kawasaki factory racing team.
Dave Barr is an American veteran of the Vietnam War and a motorcyclist best known for being the first double amputee to circumnavigate the globe. He lives in Bodfish, California where he runs a motorcycle tour company. He is also the author of several books and was inducted into the Motorcycle Hall of Fame in 2000.
Calvin Rayborn II was a top American professional motorcycle road racer in the 1960s and early 1970s.
Gene Romero was an American professional motorcycle racer. He competed in the A.M.A. Grand National Championship from 1966 to 1981 sponsored first by the Triumph factory racing team and then by the Yamaha factory racing team. Proficient on oval dirt tracks as well as paved road racing circuits, Romero won the 1970 A.M.A. Grand National Championship and was the winner of the 1975 Daytona 200. After retiring from competition, he became a successful racing team manager with Honda and, helped the sport of dirt track racing by becoming a race promoter. Romero was inducted into the AMA Motorcycle Hall of Fame in 1998.
The Harley-Davidson XR-750 is a racing motorcycle made by Harley-Davidson since 1970, primarily for dirt track racing, but also for road racing in the XRTT variant. The XR-750 was designed in response to a 1969 change in AMA Grand National Championship rules that leveled the playing field for makes other than Harley-Davidson, allowing Japanese and British motorcycles to outperform the previously dominant Harley-Davidson KR race bike. The XR-750 went on to win the most races in the history of American Motorcyclist Association (AMA) racing.
The following outline is provided as an overview of motorcycles and motorcycling:
Gavin Trippe was a motorcycle racing promoter, journalist, and publisher who was inducted to the Motorcycle Hall of Fame in 2005. He died following an automobile accident in California.
American Flat Track is an American motorcycle racing series. The racing series, founded and sanctioned by the American Motorcyclist Association (AMA) in 1954, originally encompassed five distinct forms of competitions including mile dirt track races, half-mile, short-track, TT steeplechase and road races. The championship was the premier motorcycle racing series in the United States from the 1950s up until the late 1970s.
Dudley B. Perkins was an American champion motorcycle hillclimb competitor and Harley-Davidson motorcycle dealer. The American Motorcyclist Association's highest award, the AMA Dud Perkins Lifetime Achievement Award, was named after him in 1970, and he was its first recipient.
Ed Kretz, Jr., was an American professional motorcycle racer in the 1950s and 1960s. He was the son of well known rider Ed Kretz. He was known primarily as a TT and roadracing specialist, but he also was a leading off-road rider in the 1950s.
The Harley-Davidson KR or KR750 was a 45.125 cu in (739.47 cc) displacement V-twin engine racing motorcycle made by Harley-Davidson from 1953 through 1969 for flat track racing. It was also used in road racing in the KRTT faired version. When the KR was first introduced, it dominated motorcycle racing in the United States. In 1970 it was replaced by the long-lived and US race-winning Harley-Davidson XR-750.
Jim Rice is an American former professional motorcycle racer who is an inductee of both the AMA Motorcycle Hall of Fame and the TrailBlazers Hall of Fame. During his career in the late 1960s and early 1970s he won 12 national races and finished in the top 10 of the championship three times. All but one of his victories were on BSA machines. Footage of Rice's crash in qualifying for the 1970 Sacramento Mile was used in Bruce Brown's film On Any Sunday.
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