All the aluminum work ect. I did by hand.
My GX-200
Buddy's Tillotson 212
Same Buddy.. 48v - 1800w BLDC, ,w/ 2 - 13s -3p packs in parallel.
AUW is 75lbs.!
It does 35+mph , with 6.1-1 gearing,, & runs around 45min.,, with a 200lb. Guy on it.
Motor just gets warm,, & controller stays...