Traxxas EZ-Peak Completer 3S Pack 4000mAh LiPo – Chris's House
Biggest batteries I've found to fit in the stock XRT battery tray are these HRB 9500mah 4s 120c packs. The Lectron pro 5200's the hobby sold me are way too small. These
i accidently left the battery plugged in my Traxxas for about 2 years, now the charger won't recognize the battery is even plugged in. : r/rccars