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Caterpillar

525

Skidder

Operating Weight
24 lb
Max Speed - Forward
12.0 mph
Gross Power
160.0 hp
Net Power
2,200.0 hp
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Caterpillar 525 Skidder
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Specifications

123 data points

Operating Specifications

Operating Specifications specifications
Operating Weight24 lb
Transmission Fluid Capacity19.6 gal
Steering Angle—
Operating Voltage—
Fuel Capacity9.6 gal
Cooling System Fluid Capacity5.1 gal
Tire Size7.1
Rear Diff Fluid Capacity14.1 gal
Engine Oil Capacity11.1 gal
Front Diff Fluid Capacity11.1 gal
Axle Oscillation85 °

Engine

Engine specifications
Engine Model175
Displacement—
Power Measured @425 rpm
Gross Power160.0 hp
Net Power2,200.0 hp
Aspiration33510.3
Torque Measured @70 rpm
Stroke160 in
Bore6 in
Air cleaner24 V
Gross Power - SAE J1995160.0 hp
Net Power - ISO 9249158.0 hp
Net Power - SAE J1349179.0 hp
Net Power - EEC 80/1269160.0 hp
Net Flywheel Power7,500.1 hp
Derating Altitude26,400 in
Electrical System2
Governed Speed at Rated Powerdry dual element rpm
Fan Type24 V
Fan Speedhydraulic actuated oil disc rpm
Battery - Volts—
Battery Quantity12 V
Battery Capacityblower

Weights

Weights specifications
Open ROPSaxial piston lbs
Tires - 24.5 x 32, 16 PR1,476 lb
Est. Operating Weight630 lb
Dozer - Extended Width100 lb
Enclosed Cab1,550 lb
Grapple - Sorting .84 m2 / 9.0 ft2710 lb
Tires - 30.5L x 32, 16 PR1,630 lb

Hydraulic System

Hydraulic System specifications
Relief Valve Pressure12 psi
Pump Type3000
Relief Valve Setting—
Circuit Typedirect link non-follow
Pump Output12.9 gal/min
Dozer Cylinder - Bore14 in
Dozer Cylinder - Rod Diameter3 in
Dozer Cylinder - Stroke2 in
Dozer Valve4
Grapple Valve46
Reservoir Tank Capacity10.2 gal
Steering Cylinder - Bore17 in
Steering Cylinder - Rod Diameterdirect linkage in
Steering Cylinder - Stroke2 in
Steering Valve3

Dimensions

Dimensions specifications
Height - Top of Cab22 in
Overall Length124 in
Overall Width121 in
Wheel Base816 in
Length138 in
Drum Capacity at Cable Width237,600 in
Max Line Pull - bare drum96 lb
Max Blade Height9 in
Grapple Capacity - tongs tip to tip3.99 yd³
Max Height of Boom100 in
Max Line Speed0.1 mph

Transmission

Transmission specifications
Max Speed - Forward12.0 mph
Number of Reverse Gears17
Transmission Type4
Number of Forward Gears3

Undercarriage

Undercarriage specifications
Length of Track on Ground—

Power Train

Power Train specifications
Brakes - Parking Typefully hydraulic control
Brakes - Service Typemechanical shoe
Maximum Drawbar Pull4 lb
Steering, Frame Articulation43,500
Torque Converter Type29,891
Transmission Cooler Type4 fwd/3 rev
Travel Speed - Forward 16.5 mph
Travel Speed - Forward 29.2 mph
Travel Speed - Forward 316.0 mph
Travel Speed - Forward 43.9 mph
Travel Speed - Reverse 16.5 mph
Travel Speed - Reverse 211.8 mph
Travel Speed - Reverse 3plate mph

Service Refill

Service Refill specifications
Fuel Tank11.0 gal
Cooling System18.0 gal
Engine Oil14.0 gal
Hydraulic System - Total4.0 gal
Differential - Final Drives - Front11.0 gal
Differential - Final Drives - Rear14.0 gal
Mechanical Winch9.0 gal
Transmission - Torque Converter5.1 gal
Hydraulic System - Tank—

Winch - Grapple Skidder

Winch - Grapple Skidder specifications
Drum Capacity - 25.4mm (1 in)15 °
Drum Capacity - 19.0 mm (3/4 in)144 in
Drum Diameter8 in
Maximum Line Pull - Bare Drum502 lb
Maximum Line Speed2.3 mph

Arch

Arch specifications
Arch Types44
Dual Function - Lift Highest, Farthest106 in
Dual Function - Lift Highest, Retracted15 in
Dual Function - Lift Lowest, Farthest44 in
Dual Function - Lift Lowest, Retracted107 in
Dual Function - Lift Maximum Reach72 in
Dual Function - Reach Highest, Farthest49 in
Dual Function - Reach Highest, Retracted105 in
Dual Function - Reach Lowest, Farthest59 in
Dual Function - Reach Lowest, Retracted107 in
Dual Function - Reach Maximum74 in
Single Function - Lift Highest, Retracted99 in

Grapple

Grapple specifications
Bunching - Tip to Tip Height120 in
Sorting - Tong Opening13 in
Sorting Capacity15,229.12 yd³
Bunching - Capacity3.58 yd³
Sorting - Tip to Tip Height100 in
Bunching - Full Open Height60 in
Bunching - Fully Closed Height5 in
Bunching - Minimum Stem Diameter89 in
Bunching - Tong Opening62 in
Sorting - Full Open Height72 in
Sorting - Fully Closed Height3 in
Sorting - Minimum Stem Diameter87 in

Comparable machines

Other skidders/yarders in a similar weight class.