Material cast iron, No-load current 16.4A, Voltage DC 24V, Applied range Modified bicycle /scooter, Number of poles 4, Rated power 250W, Rated speed 2700rmp, Quantity 1pc, Moisture /Corrosion Resistance Yes / sealed exterior / ball bearing / coated rotor, Size 10x10x9cm/3.9”x3.9”x3.54”, Motor gear 11 gears.
Go down and check coupons out. Remember to check price history if it is available. Let’s see what best price is ATM.
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. I’m afraid that there’s no working coupon in Banggood.
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BG3fb6de, BGGines, BGTACC18, BG589b2e
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Do you need price history chart (for all/most countries) for DC 24V 250W Permanent Magnet Motor Generator? There we go. The lowest price was: $36.99.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).