I say 4wd electric should remain a mod class by default. Less maintence especially when running brushless, no battery wars, and less watering down of the classes in electric. Stock is too much work and money to be competitive plus having to run bushings (yuk).
Hot Bodies VE8 w/ RX8-1900 combo
Losi XXX-SCT CRC conversion MMP/hacker 13.5
Durango DESC410V2 Pro