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525C Wheel Skidder



Overview



Specifications



Benefits & Features



Standard / Optional Equip.

525C Wheel Skidder Specifications Print Version




Engine

Units: US | Metric

Net Flywheel Power

182 hp

Engine Model

Cat© C7 ACERT™

Net Power - ISO 9249

182 hp

Net Power - SAE J1349

182 hp

Gross Power - SAE J1995

196 hp

Displacement

439 in3

Bore

4.33 in

Stroke

5 in

Max Torque @ Rated Speed

896 N-m at 1400 RPM

Derating Altitude

7500 ft

Air Cleaner

Dry precleaner

Alternator

80 amp

Fan Speed

1620 RPM

Fan Type

Blower

Electrical System

24V

Battery - Quantity

2

Battery - Volts

12V

Battery - Capacity

950 CCA

Starting System

Direct electric

Number of Cylinders

6

Engine Make

Caterpillar


Power Train

Travel Speed - Fwd. 1st

4 mph

Travel Speed - Fwd. 2nd

5.6 mph

Travel Speed - Fwd. 3rd

6.8 mph

Travel Speed - Fwd. 4th

9.5 mph

Travel Speed - Fwd. 5th

17.1 mph

Travel Speed - Rev. 1st

3.9 mph

Travel Speed - Rev. 2nd

6.5 mph

Travel Speed - Rev. 3rd

11.6 mph

Torque Converter - Type

Lock-up clutch

Transmission

5 fwd / 3 rev countershaft, powershift

Steering, frame articulation

+/- 45°

Brakes - Service Type

Single disc WET enclosed

Brakes - Parking Type

Drum brake on rear output of transmission drop box

Transmission Cooler Type

Plate


Hydraulic System

Circuit Type

Closed center, variable flow

Pump Type

Axial piston

Pump Output

46 gal/min

Relief Valve Setting

3045 psi

Reservoir Tank Capacity

14.27 gal

Steering Valve

Direct link, non-follow

Steering Cylinder - Bore

3.5 in

Steering Cylinder - Stroke

17.22 in

Steering Cylinder - Rod Diameter

2 in

Dozer Valve

Electro-hydraulic

Dozer Cylinder - Bore

4 in

Dozer Cylinder - Stroke

18.5 in

Dozer Cylinder - Rod Diameter

2.25 in

Grapple Valve

4 or 5 stack, pilot


Grapple

Bunching Capacity

12.5 ft2

Thinning Capacity

14.4 ft2

Sorting Capacity

9 ft2


Grapple, CR - Bunching

Grapple capacity

12.49 ft2

Tip to tip height

75.59 in

Tong opening

120.08 in

Full open height

66.02 in

Minimum stem diameter

6.1 in

Full closed height

50.59 in


Grapple, CR - Thinning

Grapple capacity

14.42 ft2

Tip to tip height

77.99 in

Tong opening

122.99 in

Full open height

72.13 in

Minimum stem diameter

7.48 in

Full closed height

53.98 in


Arch

Dual Function - Reach Max

52.6 in

Single Function - Reach Max

52.6 in


Arch, Dual Function

Lift highest, retracted

103.3 in

Lift highest, farthest

76.5 in

Lift maximum reach

52.6 in

Lift lowest, retracted

29.6 in

Lift lowest, farthest

10.2 in

Loaded tire radius

33.2 in

Reach highest, retracted

59.6 in

Reach lowest, retracted

57.8 in

Reach lowest, farthest

98 in

Reach highest, farthest

108.9 in

Reach maximum

113.4 in


Arch, Single Function

Lift highest, retracted

87.1 in

Lift lowest, farthest

23.6 in

Loaded tire radius

33.2 in

Reach highest, retracted

64.2 in

Reach lowest, farthest

99.3 in


Winch - Grapple Skidder

Max Line Pull - Bare Drum

39342 lb

Max Line Speed

132 ft/min

Drum Capacity 19.0mm (3/4in)

154 ft

Drum Capacity 22.2mm (7/8in)

97 ft

Drum capacity 25.4mm (1in)

91 ft

Drum Diameter

9 in

Drum Width

11 in


Winch - Cable Skidder

Max Line Pull - Bare Drum

41270 lb

Max Line Speed

360 ft/min

Drum Capacity 19.0mm (3/4in)

148 ft

Drum Capacity 22.2mm (7/8in)

105 ft

Drum capacity 25.4mm (1in)

82 ft

Drum Diameter

10 in

Drum Width

11 in


Service Refill

Fuel Tank

83.2 gal

Cooling System

15 gal

Differential, Final Drive - Front

13.7 gal

Differential, Final Drive - Rear

13.7 gal

Engine Oil

7.1 gal

Transmission, Torque Converter

14.2 gal

Mechanical Winch

6.5 gal

Hydraulic System - Tank

14.3 gal

Hydraulic System - Total

29.6 gal


Dimensions

Wheelbase

139.2 in

Length

329.49 in

Overall width

133.8 in

Height

125.35 in

Ground Clearance

22.9 in

Top roller height (cable)

110 in

Axle height

33.2 in

Rear axle to pin

70.8 in

Length - overall, grapple, dual

300.2 in

Decking blade lift height

54.4 in

Decking blade dig depth

17.95 in

Height - top of cab

125.4 in

Decking blade width

123.5 in

Tread width

103.2 in

Turning radius over tires

236.2 in


Weights

Est Operating Weight

39045 lb


MSC Comments

Spec Date

5/06