Cut the wires going thru the axles and redo them outside the axles. Like said the wire inside the axle bounces and ends up shorting out. It’s happened to both warriors I’ve had and all my friends toy haulers. It can cause a fault and you won’t have brakes when you need them.
https://classifieds.race-dezert.com/FOR-SALE:Funco-Hustler-GEN-4-211999
My friend just posted his funco 2 seater for sale, really nice car and dialed in