Products & Equipment  /  ST28 Tier IV Radial Lift Track Loader
Wacker Neuson

ST28 Tier IV Radial Lift Track Loader

The ST28 offers the power and torque needed for any jobsite. This unit delivers 2,800 pounds of rated operating capacity at 50% and a lift height over 119 inches. The machine is equipped with a 74 hp turbo-charged Kohler Tier 4 Final engine offering class leading engine torque. Mechanical Hand-Foot and Selectable EH controls ensures operators with any control preference can efficiently operate the machine. With generous door width and height, visibility of the attachment and the surroundings is superior to the competition.

ST28 Tier IV Radial Lift Track Loader
  • With a top speed of nearly 10 MPH, travel time is reduced giving the operator more time throughout the day to get more tasks completed.
  • Spacious extended cab maximizes room and comfort for the operator to move inside the cab.
  • Quick and easy service access from the forward tilting cab and the arrangement of internal components makes it easy to maintain the machine.
  • Class leading track-on-ground of 57.2” decreases ground pressure while increasing digging performance.
  • Optional high flow hydraulics increase the range of usable attachments improving efficiency and productivity.

Ergonomic Cab Design

  • A wide door and step as well as ergonomically located handles make entry and exit easy regardless of the size of the operator

  • Large, illuminated switches give quick accessibility to controls regardless of the time of day or whether the operator is wearing gloves.

  • With the low mounted tilt cylinders and the spaciously designed door, sloped rear engine compartment, and large side windows, operator visibility is maximized 360º.
  • From switch location and layout to an angled foot rest in the floor board, the cab was purposefully designed to be stay in for long amounts of time and to significantly reduce operator fatigue.

  • Joysticks are mounted to the suspension/air ride seat minimizing unwanted movements in rough conditions.

Features and Benefits


Operating data

Height top of ROPS 83 in
Overall length w/ bucket 136.6 in
Overall length w/o bucket 106.6 in
Height Hinge Pin Max 119.6 in
Operating weight 7,829 lb
Rated Operating Capacity ROC 50% 2,800 lb
Rated Operating Capacity ROC 35% 1,960 lb
Dump reach 27.8 in
Length of track on ground 57.2 in
Dump height max. at max height 91.3 in
Angle of departure 30.7 °
Tipping angle (bucket dump) w/ bucket at max height 42 °
Ground clearance 9.1 in
Breakout force max. - Bucket 5,300 lbf
Breakout force max. - Boom 5,000 lbf
Width 67.1 in
Width Track 12.6 in

Engine / Motor

Engine / Motor manufacturer Kohler
Engine / Motor KDI 2504 TCR
Engine performance 74 hp
Displacement 151.5 in³
RPM / speed 2,750 rpm
Battery 950 CCA
Fuel tank capacity 30 US gal

Hydraulic system

Auxiliary Hydraulics- Standard Flow 20 US gpm
Auxiliary Hydraulics- High Flow 30 US gpm
Pressure aux. relief 3,500 psi
Hydraulic oil tank 2.9 US gal

Power transmission

Travel speed low 7 mph
Travel speed high 10 mph

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