MAX. HP AT ENGINE CRANKSHAFT: 45 at 2,400 rpm.
ENGINE: Fiat Type 853, 4-stroke diesel, direct injection, water-cooled,
cylinders = 3, Bore = 3.74in. Stroke = 4.33 in. Displacement = 142.78cu. in.
Compression ratio = 17:1, Operating speed range = 900 to 2,400 rpm, Direct 12
volt electric start with thermostart for conditions of extreme cold.
TRANSMISSION: Type = Sliding spur gears with direction reverser, giving 4
forward and 4 reverse gears.
STANDARD SPEEDS: Forward = 1.6, 2.3, 3.2, 5.0 mph, Reverse = 1.7 , 2.5, 3.5, 5.5
STANDARD TRACKS: Tread (centre to centre) = 43-1/4in. Width = 121 in. Length on
ground = 51-1/8in.
GROUND CLEARANCE: 10-5/8in.
OVERALL DIMENSIONS: Length = 105-1/4in. Width = 561 in. Height (to top of
radiator) = 48-3/8in. Wheelbase = 51-1/8in.
WEIGHT (as sold, without ballast): 5,400lb.
BELT PULLEY: Diameter = 10in. Width = 6in. Speed = 1,248 rpm.
PTO: Spline shaft diameter = 1-3/8in. Shaft central between wheels, Rotation,
clockwise, viewed from rear.
HYDRAULICS: Max pressure = 2,135 psi, pump capacity = 3.9 gpm.
IMPLEMENT ATTACHMENT: Category 1 and 2 linkage, Max lift at hitch point =
3,300lb, front and rear mounting pads.
ADDITIONAL EQUIPMENT AVAILABLE: Position control hydraulics and 3-point linkage,
category 1 and 2, remote control valve, road pads, 14 in. track shoes, belt
pulley, linkage drawbar.
FIAT AD4 CRAWLER DOZER
WEIGHT (as sold, without ballast): 6,940lb.
BLADE DETAILS: Fitted with an ATB4 angle and tilt blade.
NOTE: Other specifications same as 455CI model.