79024230 A Rev.
01-5
General Information
1528 / ST28A / MT255B
4WD
1531 / ST33A
4WD
Chassis
Clutch Main
None
Rear/ Mid PTO
Hydraulically engaged, multi-plate wet disk
Transmission Main
Infinite control
Sub
3 speeds sliding mesh
Differential
Bevel gears with differential lock
Brakes
Wet, multi-disc, mechanical
Steering system
Orbit roll hydrostatic
Tire size (Agri) Front
25 x 8.50 - 14
Rear
12.5/80 - 18
Axle type Front
Center-pin
Rear
Center-axle
Maximum axle loading kg (lb) Front
465 (1025)
Rear
635 (1400)
Implement Lift
Operation
Hydraulic
Mounting method
3-point hitch
Drawing method
Trailer hitch
3-point hitch category
Category 1
Self-control
Position (OPT draft control)
Lift capacity (at the ball ends of lower links)
kg (lb)
1100 (2425)
Power Take-Off (PTO)
Type
Independent, engine driven
Control
Electro-hydraulic control
Clutch
Hydraulically engaged, multi-plate wet disk
Rear PTO; Shaft mm (inch)
35 (1.375) diameter, six spline
Output
Clockwise rotation
PTO Speed @ engine rpm
581@2500
604@2600
Hydraulics
Steering System; Type
Hydrostatic (power)
Pump
Engine-mounted gear pump
Maximum Output
9.8 l/min (2.6 U.S. gal/min) at
2500 rpm
10.2 l/min (2.7 U.S. gal/min) at
2600 rpm
Pressure psi (k)
1711 psi
Main Hydraulic System; Pump
Engine-mounted gear pump
Maximum Output
28.0 l/min (7.4 U.S. gal/min) at
2500rpm
29.2 l/min (7.7 U.S. gal/min) at
2600rpm
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