Just check coupons out (with price alert and history). What is the best price?
Max. Current (180S): 35.22A, Brand Name: iFlight, Model: XING-E 2207, Stator Diameter: 22mm, Internal Resistance: 81.5mΩ, Weight: 33.8g, Shaft Diameter: 5mm, Max. Con. Power (180S): 845.3W, Quantity: 4 PC, KV: 1800KV, Motor Dimension: 28.5×19.7mm (Dia*Len), Item Name: 2207 1800KV 3-6S Brushless Motor, Idle Current(10) @10V: less than 1.2A, Configuration: 12N14P, Input Voltage: 3-6S, Stator Length: 7mm, Version: CW Screw Thread
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($60.96): Cuponation9
2. ($61.63): BGRCParts8
3. ($62.97): BG00c906
apply code in your basket (cart) after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGParts1, AFfbG10, BGVDay10%off, BGAFF10OFF, bGhOnEy10, BGXE27, BGdragonBoat, BGSS10%SW, bgshOOp10, BGRC902, BGANXE27, BgoFErTaSchInA10, BGHALLOWEEN, BgcLuBofErtA10, BGE7D1, BGCuponation10, BGDAVIS, BGHONEY2110, Parts8, 13f142, 00c906, BGGAL8, BG1efeb0, MVC8SPRING, 8BGwbg2204, hoNEYbGdeAlS, BGToys1, BGRCT10, BGJUNEGSG9, DealBGimpact, 9OFFSUMMER, COUPONSDE1wk, BGMatt2022, BGGutscheine, BGToys8, BG8OFFCOUPON, TTBLACK5
(I don’t think these’re gonna work, but you can try ’em out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – 4Pcs iFlight XING-E 2207 1800KV 3-6S RC Motors [EU] ($-3)
Price history and price alert
Do you need price history chart (for all/most countries) for 4Pcs iFlight XING-E 2207 1800KV 3-6S RC Motors? There we go.
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)).