SRT55D Off-Highway Truck
9-3
Safety, Operation and Maintenance Manual
suspension with variable rate, nitrogen/
oil cylinder for effective absorption of road
shocks.
Rear: Variable rate nitrogen/oil cylinders with
A-frame linkage and lateral stabilizer bar.
Maximum strut stroke:
Front......................................300 mm (11.8 in)
Rear........................................186 mm (7.3 in)
Maximum rear axle oscillation......................±7°
Wheels and tyres
Wheel rim width ……….……………………17in
Tyre ……….…………...24.00-35/(36/42PR)
e-4
Under certain working conditions, TKPH(ton-
Km/h) capabilities of standard tyres could be
exceeded. Consult tyre manufacturers for
optimum tyre selection.
Braking systems
Service Brakes – All hydraulic brake system
control. Transmission PTO mounted pressure
compensating piston pump provides hydraulic
pressure for brakes and steering. Independent
circuits front and rear.Each circuit incorporates
a accumulator which stores energy to provide
instant braking response.
Front: Dry disc brake
Disc diameter............................710 mm (28 in)
Pad area, total...................1,400 cm
2
(217 in
2
)
Rear: Oil-cooled, disc brake, completely
sealed from dirt and water.
Braking surface, total......................49,000 cm
2
(7,595in
2
)
Parking Brake – Rear brakes applied by
spring loaded opposing piston on disc pack,
hydraulically released.
Retarding Brake – Two levers separately
control the rear disc brakes and hydraulic
retarder in transmission.
Emergency Brake – Through solenoid valve to
provide service brakes and parking brake.
Technical Data
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