ATM you can buy Motor with for 43.72 USD (in Banggood). You can create price alert here, copy coupons and view price history. Best price?
Latest coupon code price check (UTC time):
Banggood (43.72 USD)
Banggood warehouse is located in China. Is it good price? Current price is the lowest in history (according to CouponsFromChina database)! Only one coupon available!
Link: Banggood product page
Price without coupon: 45.99 USD
Coupon (43.72 USD): BGaf4e01
(CouponsFromChina.com tip: put item in your cart and apply coupon code there after clicking “Proceed to checkout”. Click to copy code and open shop)
43.72 USD – This is the best price ever noted in my database!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGMatt2022
(you can check these old coupons out, but these probably won’t work)
Aliexpress
Here are coupons that you can use.
Price history and price alert
Check out price history chart (for all/most countries) for Racerstar 3650 Sensorless Brushless Waterproof RC Motor with 60A ESC.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).