Russia has the world's largest armor fleet.

via Pravda.

"During the five-year period, from 2012 to 2017, the Russian army has received more than 25,000 units of new armored and motor vehicles and 4,000 state-of-the-art models of rocket and artillery weapons, which allowed the Russian Federation take the first place in the world in terms of the number of tanks, infantry combat vehicles and MLRS systems," Deputy Minister of Defense of the Russian Federation, Army General Dmitry Bulgakov told the Krasnaya Zvezda newspaper.

Story here.

Even if you cut those numbers in half, the Russians still outpace the West by a large number.

The armor race is on and US Army/Marine Corps leadership doesn't seem to notice or care.