I wrecked a few early savage diffs, mostly from screws backing out. I havent had a problem for a long time untill Ibought a used X with an axial 32, now I'm ripping 4 teeth off the pinion gear
Savage X - Axial 32 Overkill - custom Savage Hellfire MBX buggy - K4.6 TLT - crawler Vulcan rc18t Micro RS4 VNR 3D