Can anyone tell me about this bike.

#2
It's a Gilson. Could be a variety of models but without the original engine, shocks, wheels/tires seat it is hard to say exactly. Just so you know the swing arm is mounted incorrectly. The swing arm mounting holes are the ones in the back of the jack shaft plates.
 
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capguncowboy

Well-Known Member
#5
It was a 5 series Gilson or Montgomery ward (5hp) as indicated by the gas fill valve hole on the top rear of the frame. Whether it's the lighted 2 speed version or the non lighted model would be impossible to tell, unless the original ID plate is still on the back of the forks.

It could also be an Allis Chalmers version, but those typically only show up in Wisconsin and a few surrounding states.All were made by Gilson.

The wheels on yours aren't original, but it's a nice bike. They're really comfy and large enough for larger fellas like myself. That'll be a nice rider.
 
#7
Yep....If you can't change your rear sprocket that easy....for speed or power, you can easily change the jack shaft gears. :wink:
 
#8
Appreciate all the help. I will install swing arm correctly. Is there any advantages over jack shaft drive vs direct drive
If you don't use the jack shaft on that bike with suspension your chain will tighten and loosen as the swing arm moves. The chain may come off then.
 
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