Motor Type: Brushless Motor, Configuration: 9N 12P, Shaft Diameter: 1.5mm, 2 – 3 inch Propeller Support.
Basically copy coupon, view price history or create e-mail price alert. 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.
Link: Banggood product page
1. ($15.63): BGGAL8
2. ($15.63): BGJON8
3. ($15.63): BGRCParts8
just apply this code in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): 502C6B, 15OFFrotor, TTxBG10, aff7off, bgssaff9, AFfbG10, BGBFAFF2019, BGBFCR02, BGCITYADS2019, BGMPB2020, BGAFF10OFF, bGhOnEy10, BGdragonBoat, BGSS10%SW, bgshOOp10, BGRC902, BgoFErTaSchInA10, BgcLuBofErtA10, BGCuponation10, BGDAVIS, BGHONEY2110, Parts8
(probably won’t work, but you can try them out)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – EMAX RS1106 6000KV Motor ($-3)
Price history and price alert
Check out price history chart (for all/most countries) for EMAX RS1106 7500KV Motor. The lowest price was: $12.99.
Price records source(s): Gearbest, 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)).