Brushless lighting stadium sport help please

[Rustler17]

I have decide to go with


Lighting stadium sport $150.00
Mamba max $137.00
feigio motor $70.00
RC monster Mounts $80.00
RC Monster gears $19.00
Hyperion charger $105.00
RC monster ubec $37.00
(2) 2s1p 4000 mah $80.00
Shipping $90.00
Total $770.00

Transmission 1
Differential 4.3
spur spur 46
Pinion gear 15
Battery voltage 14.8
Motor kv 2084
Tire diameter 5.7
Top Speed 40 mph