Time for a couple of iconic vehicles from the TV screens of my youth and "The Troubles".
A Saracen "Kremlin" - the long serving APC with "cage" armour and bull bars for "crowd control".
and the much hated, by users and opponents alike, Land Rover Hotspur / Tangi:
The zip file includes icons and .bmp pictures for both vehicles and a bonus image for your "riot" control soldiers.