>>64488369
tl;dr various models of the T-62 have become the backbone of russian armored units, their repair and (supposedly new) production rates are up. For the most part they're taking 1970s era hulls and adding cheap-ish modernization packages.
Overall Ukraine has likely chewed through around 70% of Russian soviet era tank reserves so far, including completely rusted out hulls that can't be refurbished easily