It is noted, that natural and geological conditions of Tatarstan oil fields, new technology of their development, increasing level of mechanization and automatization of technological cycles, need for timely maintanance and repair of field and power generating equipment put forward stiff requirements for supplying industry with mobile multifunctional units. Reviewed are special purpose mobile units: electric-powered and hydromechanized pipe guides 2 TEM and TGM, sucker rods guides, units for transportation of type ATE-6 submersible pumps equipment, which are videly used on different oil fields. It is shown, that there is a big demand for multifunctional units of AROK, AOP, AZU, AOE types, used for maintanance and repair of pumping units, measuring facilities and field power generating equipment.