... 5 fully hydraulic vibratory roller has the following features: 1. Fully hydraulic, double drive, double gear continuous variable transmission ... Hydraulic motion, vibration and steering;3. Double vibration amplitude, double frequency, and hydraulically articulated steering;4. Centralized ... SD23, SD32, SD42,TY160, TY220, TY230, TY320 road roller seriesSR12, SR18, SR20, SR22 loader seriesSL30, SL50, SL60 ...