525D Wheel Skidder

525D Wheel Skidder

360° Exterior View

Building on Caterpillar's 40+ years' experience designing and manufacturing skidders, the Cat® D Series Wheel Skidder delivers more productivity at lower operating cost. Get more wood to the ...
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Engine

Gross Power
203HP
Displacement
428in³
Bore
4.13in
Stroke
5.31in
Maximum Torque at Rated Speed
922 N-m at 1,400 RPM
Derating Altitude
9843ft
Electrical System
24V
Battery Quantity
2
Battery - Volts
12V
Battery Capacity
950 CCA
Number of Cylinders
6
Engine Model
Cat C7.1 ACERT™

Grapple Dimensions

Grapple Capacity
14.4ft²
Tip to Tip Height
82in
Tong Ppening
126.2in
Full Open Height
71.3in
Minimum Stem Diameter
6.9in
Full Closed Height
54.4in

Dimensions

Weight - Dual Function
45249lb
Overall Width - 30.5L-32
133.3in
Overall Width - 35.5L-32 NOAW
139.1in
Weight - Cable
41745lb
Overall Width - 35.5L-32
145.8in
Weight - Single Function
44235lb
Ground Level to Top Arch/Boom* - Cable
109.6in
Overall Width - 30.5L-32 2X Ring
126.6in
Ground Level to Top Arch/Boom* - Single Function
145.8in
Ground Level to Top Arch/Boom* - Dual Function
162.8in
Ground Level to Axle Centerline*
33.2in
Overall Length - Cable
287.3in
Overall Length - Single Function
356.3in
Overall Length - Dual Function
327.6in
Ground Clearance*
21.7in
Blade Lift Height*
56.1in
Blade Dig Depth*
20.8in
Height - Top of Cab*
133.3in
Blade Width - Standard
105.4in
Blade Width - Wide
123.5in
Overall Width - 30.5L-32 NOAW
126.6in
Wheel Base
143.8in

Service Refill

Fuel Tank
83.2gal (US)
Parking Brake
14.4oz
Cooling System
15.1gal (US)
Differential - Final Drives - Front
13.7gal (US)
Differential - Final Drives - Rear
13.7gal (US)
Engine Oil
7.1gal (US)
Transmission - Torque Converter
14.3gal (US)
DEF Tank
5gal (US)
Differential - Final Drives - Tank
17.2gal (US)
Differential - Final Drives - Total
32.5gal (US)

Power Train

Travel Speed - Forward 1
3.5mile/h
Travel Speed - Forward 2
4.7mile/h
Travel Speed - Forward 3
6.5mile/h
Travel Speed - Forward 4
8.8mile/h
Travel Speed - Forward 5
11.8mile/h
Travel Speed - Reverse 1
3.5mile/h
Travel Speed - Reverse 2
6.5mile/h
Travel Speed - Reverse 3
11.8mile/h
Travel Speed - Forward 6
12.4mile/h
Transmission
Countershaft Powershift
Transmission Cooler Type
Water to Oil

Hydraulic System

Type
Load sense, closed center
Pump Type
Variable displacement piston pump
Pump Output
58gal/min

Lift Chart

Lift Height, Retracted - Single Function
86.9in
Lift Lowest, Furthest - Single Function
23.5in
Ground Level to Axle Centerline* - Single Function
33.2in
Reach - Highest, Retracted - Single Function
70.3in
Reach - Lowest, Furthest - Single Function
105in
Lift Height, Retracted - Dual Function
104.4in
Lift Height, Furthest - Dual Function
75.9in
Lift Lowest, Retracted - Dual Function
36.1in
Lift Lowest, Furthest - Dual Function
11in
Ground Level to Axle Centerline* - Dual Function
33.2in
Reach - Highest, Retracted - Dual Function
64.7in
Reach - Lowest, Retracted - Dual Function
60.7in
Reach - Lowest, Furthest - Dual Function
99.1in
Reach - Highest, Furthest - Dual Function
114.8in

Brakes

Service
Enclosed wet single disc
Transmission Cooler Type
Spring applied, hydraulically released

Winch - Retrival Winch

Type
Hydraulically driven
Maximum Line Speed
134ft/min
Drum Capacity - 19.0 mm (3/4 in)
195ft
Drum Capacity - 25.4 mm (1 in)
85ft
Maximum Line Pull - Bare Drum
40016lbf
Drum Diameter
9in
Drum Width
10in

Winch - Logging Winch

Maximum Line Pull - Bare Drum
40016lbf
Maximum Line Speed
280ft/min
Drum Capacity - 19.0 mm (3/4 in)
195ft
Drum Capacity - 25.4mm (1 in)
85ft
Type
Hydraulically driven
Drum Diameter
9in
Drum Width
10in

Standard Equipment:

Optional Equipment:

    Arch / Boom
    • Cable
    • Single function
    • Dual Function
    Winch
    • Retrieval
    • Logging
    Blade
    • Standard
    • Wide
    Starting Aids
    • Receptacle, jump start
    • Starting, cold weather
    Tires
    • 30.5L-32 20PR, NOAW *
    • 30.5L-32 26PR , NOAW*
    • 30.5L-32 20PR , 2X Ring**
    • 30.5L-32 26PR , 2X Ring**
    • 30.5L-32 20PR
    • 30.5L-32 26PR
    • 35.5LB-32 20PR, NOAW*
    • 35.5LB-32 24PR, NOAW*
    • 35.5L-32 20PR
    • 35.5L-32 24PR
    • * NOAW – Narrow Overall Width
    • ** 2X Ring – Inner dual tire rim with integrated dual ring mounting of 24.5L-32 outer tire