Model: SPROG X 2207, Max.Con. power: 820W, Item Name: 2207 2400KV 3-5S Brushless Motor, Idle Current (Io/10V): 1.48A, Overall Shaft Length: 34.7mm, Recommend Propeller: 5 Inch (4-5S), Motor Diameter: 27.7mm, Stator Thickness: 7mm, Max thrust: 1368g (4S/6″), Configu-ration: 12N/14P, 39g (with nut), Max. Con. current: 41A, Motor Resistance (RM): 0.0381Ω, Motor KV: 2400KV, Shaft diameter: M5, Quantity: 2 CW Screw Thread & 3 CCW Screw Thread, 6 Inch (3-4S), Bolt holes spacing: 16/19mm, Battery: 3-5S lipo battery, Net Weight: 36g, Motor Body Length: 19.7mm, Stator Diameter: 22mm.
Basically copy coupon, view price history or create e-mail price alert. What is best price?
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 coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($56.96): BGGAL8
2. ($56.96): BGJON8
apply code in your basket (cart) after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): SPROGX, 502C6B, BGplkod, TTxBG10, BGSX2207, AFfbG10, BGMPB2020, BGAFF10OFF, bGhOnEy10, BGdragonBoat, BGSS10%SW, bgshOOp10, BGRC902, BgoFErTaSchInA10, BgcLuBofErtA10, 7d18f7, BGCuponation10, BGDAVIS, BGHONEY2110, Parts8
(probably won’t work, but you can try them out)
Price history and price alert
Do you need price history chart (for all/most countries) for 5pcs Racerstar SPROG X 2207 2400KV 3-5S RC Motor? There we go. The lowest price was: $30.99.
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)).