Here's my Slash as of now it has TRX knuckles and Caster Blocks , and VXL system.... But she'll be going under the knife in a few weeks for some major upgrades....... (mip,thunder tech, rpm rc......) maybe a MM 5700
Mine : Traxxas Slash: CC Sidewinder/VXL combo, Outlaw Chassis, Traxxas Alum Caster Blocks, Steering Knuckles, Rear Bearing Carriers.
Wifes: Traxxas Slash 2wd Greg Adler (4Wheel Parts) Edition
Crawler: Losi Mini Rock Crawler : Torn apart awaiting upgrades