Just check coupons out (with price alert and history). Let’s see what best price is ATM.
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 code price check (UTC time):
High torque transmission with 104: 1 FDL, Rhino bumper kit & roof rack, Tuned coil shocks, Water resistant electronics with 2.4GHz radio, Realistic pinion & ring gear axle, Aluminum ladder chassis, High torque over-sized 55T brushed motor, 7.4v 2S lipo battery with up to 30 minute run times, Wheelbase: 155mm, Chassis mounted servo, High traction M/T tire with 1.0 inch internal bead lock wheel, Tire daimeter: 56mm, Chassis height: 34mm, Size: 281.5x114x138mm
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($162.31): BGHONEY2110
2. ($171.35): 7bcdf9
3. ($171.35): BGDAVIS
just apply this code in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG1730901, BGRC902, bGhOnEy10, BgoFErTaSchInA10, BG173ROC, BgcLuBofErtA10, BG173DFG45, BGAFF10OFF, BG173ER9, BGCuponation10, BGVehicle10
(there’s a little possibility that old coupon will work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – ROCHOBBY 1/18 Katana Crawler RC Car RTR [EU] ($-3)
Price history and price alert
Price history (for all/most countries) for ROCHOBBY 1/18 Katana Crawler RC Car RTR is here.
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)).
. Uhm… There’s no price history (in my database) for this product right now. Well, there is one coupon available right now.