In an effort to vie with the popularity of the vertical twins arriving from Europe , the 1956Harley - DavidsonKHK bike was built with a more advance design and a larger V - Twin Falls , giving riders enceinte public presentation .
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enclose in 1952 to replace the senesce WL , the K series incorporated a couple of Harley " kickoff . " by from the little S-125 , which was in reality a DKW of Germany design , the K introduced unit of measurement construction to the marque , and was the first of its street auto to boast rearsuspension .
Though the K was powered by a 45 - cubic - column inch flathead like the WL , it was of a more advanced design and house thetransmissionin the same case as the railway locomotive . Telescopic forks exchange the WL ’s leading - link arranging , while a swingarm rear suspension was cushion by enclosed whorl - over shocks .
By 1954 , the K series became the KH as the V - twin get to 55 cubic in ( about 900 ccs ) , providing passenger large performance in an movement to contend with the onslaught of vertical Twin arriving from Europe .
A " K " suffix add to the poser name indicated the machine was equipped with humiliated handlebars , less chrome clipping , and more performance - orientedcamshafts .
But the K and KH were really stopgap measures until the overhead - valve Sportster could be readied , which would chance for 1957 .
Therefore , this 1956 KHK was the last of the strain , and away from the three - wheeled Servi - Car , represents the terminal flathead motorcycles Harley - Davidson would ever produce .
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1956 Harley-Davidson KHK Pictures
The 1956 Harley - Davidson KHK bike was among the final flathead bikes Harley - Davidson would work up .
