This motor came out of a Crown electric forklift. The part number is 020347-001 and the model number is W11AB02. It is a little over 11 in diameter and rated for 36/48V.
However, you are welcome to test it yourself if you come take a look at it and bring your own equipment. The hub on the rear shaft could be great for making a custom flywheel adapter or a transmission shaft coupling. If you are interested or have any questions, please feel free to contact me.
The item "Crown 11 series wound DC motor from electric forklift, EV conversion" is in sale since Thursday, December 08, 2016. This item is in the category "Business & Industrial\Heavy Equipment Parts & Accs\Forklift Parts & Accessories\Motors & Pumps". The seller is "matejblahut" and is located in Lee's Summit, Missouri. This item can't be shipped, the buyer must pick up the item.