1913 Henderson Model B
Improvements included a better brake (singular), lower seating position, and improved girder forks. It was in this year that Carl Stearns Clancy of New York returned from circling the globe on a 1912 Henderson, armed with many photographs to prove it.
1915 Henderson Model D
1916 Henderson Model F
The shorter wheelbase became the standard, and the engine now incorporated a cam gear driven mechanical oiler, and a kick-start.
Henderson In-Line Four Model G
Henderson Model G
The Model G was the last of the real Hendersons. Because, in spite of these successes the company was experiencing severe financial difficulties caused by spiralling material and labour costs combined with poor and irregular supplies due to the First World War. The result was that on November 17, 1917, Ignaz Schwinn bought Henderson.
1918 henderson z, 1200cc
1920 henderson k, 1305cc
from the 1912 model on yearly improvements were made in the design: in the fall of 1919 an entirely new machine was brought out, the model k. it had a bigger capacity engine and full pressure lubrication, a novelty in the motorcycle field. the valve layout was now side valves for both intake and exhaust and the cycle parts had all been beefed up to cope with grater engine power. designer was arthur lemon, and he had done an excellent job: the model k broke many records in long distance, high performance and endurance tests. the k remained in production for about three years; its successor, the deluxe, would bring even more fame to the make.
1922 henderson deluxe, 1305cc
the new deluxe engine developed 28 hp at 3,400 rpm on sole gear, giving it a top speed of 80 mph. the machine became very popular with police forces because of its speed and reliability. this deluxe is basically unrestored: the engine has already been refurbished.
1923 henderson deluxe
1923 henderson model x deluxe
1925 henderson deluxe
1925 henderson four cylinder delux
1926 henderson deluxe super 6, 1957cc
sometime in the twenties or thirties, it seems, some henderson fours were converted to six cylinder machines. no mean feat, this involved a little more than cutting and welding: new crankshaft and camshaft had to be made and the frame had to be altered to accommodate the lengthy power source, to name a few of the complications. more room on the side of the engine gave the possibility to put magneto and dynamo in line. it is not known how many of these hybrid machines were made and by whom.
1927 Henderson Four
1929 henderson excelsior super-x. 750 v-twin motor
1929 henderson kj, 1305cc