WZT-4

WZT-4 was built on the PT-91M hull,

•Uses an S-1000R turbocharged diesel delivering 1,000 hp, coupled to an automatic transmission with power steering,

•Main winch can pull up to 93 tons which is 7 more than WZT-3M,

•Crane has an improved capacity of 20 tons at 5.8 m and 18 tons(WZT-3m has capacity of 15) at the maximum extension of 8 m,

•Adds a thermal smoke generating device