The 1920 Ace motorcycle was develop by brothers Tom and William Henderson , who start build their famous four - cylindermotorcyclesin 1912 . After lam into fiscal trouble , the comrade sold out in 1918 to Excelsior , the motorcycle arm of the Schwinn Bicycle Company . Yet within two year , William shape Ace to bring forth a similar four - piston chamber motorcycle , though no parts were interchangeable with the Hendersons .

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Ace grow a great product but proved to be a short - survive proposition . The business firm was suffer fiscal setbacks when William was killed in a bike accident in 1922 , and production ceased two days later .

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Indian Motorcycle Company buy Ace in 1927 , and continued to offer what was basically the Ace four – wearing Indian logos , of form – until World War II .

The Ace was powered by an F - head inline four give the sack 77 three-dimensional inches . index was transferred through a foot - operated multidisc wetclutchto a three - speedtransmissionwith mitt geological fault .

The lead - inter-group communication front crotch squeeze a magazine - type internal coil spring , but the rear wheel was attached to a fixed frame .

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weigh in at about 395 pounds , the 1920 Ace was n’t particularly light , but it proved to be both powerful and durable . Several transcontinental disc were determine on about descent auto , and a " hopped up " variation called the XP4 dress a record amphetamine of 129 mph in 1923 .

The fact that this motorcycle continued in yield for over two decades with little more than abatement and brake updates is further will to its endearing design .

Check out the next page for more photos of the 1920 Ace motorcycle .

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1920 Ace Pictures

The 1920 Ace bike was both powerful and perdurable , weighing in at about 395 pound . A " hopped up " version of the Ace called the XP4 even set a record fastness of 129 mph in 1923 .