The Harley-Davidson FLH motorcycle, produced by the Milwaukee-based Harley-Davidson Motorcycle Company, source in 1949 as the Hydra-Glide touring model, so named for its hydraulically damped telescopic forks. Since the introduction of the Hydra-Glide, the Duo-Glide and Electra-Glide models likewise were produced and also carry the FLH designation. The FLH motorcycles proceed in 2009 together Electra-Glides.

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every Harley-Davidson touring motorcycles, equipped v the large Big-Twin engines and big telescopic forks, are FL models, with the letters "FL" a simple collection designation introduced in 1941. These huge bikes to be powered by the motorcycle maker"s famous 1936-47 "Knucklehead" engine, which gained its surname for the odd shape of that rocker covers. The "Panhead" engine was introduced in 1948, so called for the new shape that the rocker covers. The adhering to year, the FLH version was produced.


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The 1949 FLH Hydra-Glide to be powered through a 74-cubic-inch two-cylinder pushrod V-Twin engine. Identified as the Hydra-Glide because that its brand-new front suspension system, it satellite on a 59.5-inch wheelbase. The hydraulic technology gives the FL collection its "H" designation. V 1951, the Hydra-Glide was operated through a hand-shift and foot-clutch. The construction was reversed for 1952 with a foot-shift and also hand-clutch. The foot-shift versions are determined as FLHF.


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The 1955-57 Harley FLH quiet sported a 74-cubic-inch engine and also teamed with high-compression heads and polished harbor to generate 55 horsepower. Its wheelbase was extended slightly by a fifty percent inch. Buyers might still find the old-style hand-shift, foot-clutch models together an option through 1978.


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The design year 1958 brought a brand-new frame that featured a rear swing-arm that was rely by 2 coil-over-shock suspension components. The brand-new suspension earned the FL series the Duo-Glide moniker, replacing the Hydra-Glide. The Duo-Glide stayed an FLH model.


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The 1958-65 Duo-Glide remains one of Harley-Davidson"s most beautiful bikes with a near perfect combination of the Panhead engine and also frame flourishes. The featured an inexplicable speedometer that dropped the zeros to check out 1 to 12 to eliminate clutter. It was equipped through a double fishtail exhaust, chromed oil tank, kick-start pedal and handle grips. Back the bike currently featured brand-new rear suspension, that still come equipped through the superfluous sprung seat.


The "Shovelhead," again named for the form of the rocker covers, changed the Panhead in 1966 together a 1200cc engine the was upgraded in 1978 to 1340cc. The year prior to the Shovelhead"s debut, the Electra-Glide was introduced with an electrical starter, remove the require for the kick-start. Using the very same 74-cubic-inch engine together previous models, the Shovelhead"s calculation was enhanced to 60 horsepower.


The FLH Electra-Glide changed the Duo-Guide and is still developed in 2009. An unfaired version, i m sorry is a partly covered prior of the bike (to alleviate air drag), was produced from 1977 to 1982 together the FLHS Electra-Glide. The FLHR roadway King debuted in 1994 and also remains in manufacturing as well.

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Rob Wagner is a journalist through over 35 years experience reporting and editing for newspapers and also magazines. His experience varieties from legit affairs reporting to spanning the middle East. He offered stints together a newspaper and also magazine editor in Saudi Arabia and the united Arab Emirates. Wagner attend California State University, Los Angeles, and also has a level in journalism.