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ST28 Technical specifications

ST28

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