driveshafts should be steel for maximum strenght. or titanium for small weight and decent strenght but not alu. unfortunately esavage/ezilla does not have many aftermarket parts
Radek
V4 D8 - RX8, XERUN 4168SD
F1-09 - Tekin RS Pro, 17.5t Redline, 2S LiPo
Sakura Zero S - LRP, Saturn 20T, 2S LiPo
*EX-10 Eurus*