Bernardini X1 Modified M3. X1 Prototype, X1A Pioneiro, single prototype X1A1 Carcara lengthened hull with a 3rd wheel pair, X1A2 Carcara again longer, new turret, Belgian gun Bernardini X1
MB-3 Tamoyo 1983 project, also named X-30. Based on M41 Walker Bulldog
VBTP-MR Guarani (by Wikimedia, Author, Rights refer to here) VBTP-MR Guarani (TD candidate:VBTP-MR Guarani by Badger 3D (out of business, some now by Osiris Models))