Craigslist score

[crawlernut]

Ipicked up a scx10 off of craigslist,made the deal in the freezing dark evening get home to check out my new find,WOW, heres a rundown of goodies installed and in a parts box, beef tubes,xr alum knuckles,xr universals,overdrive gear set,all installed,strc lockouts,hd shafts,hd gear set,in bag for rear axle,tekin fxr with 45pro,castle bec,spectrum dsm3,all installed,common sense servo 208oz steel gears,2.2 swampers on wraith wheels,stock rtr toyota body,I only have one question, with the overdrive gears in front is it gonna hurt the drive train any if i put in a brushless system to make this into a little faster trail rig? have a lrp spin esc with a sensored 15.5 turn trinity brushless this i would like to try in this rig.thanks for any input.