CAT 525D Skidder

Dimensions

Blade Dig Depth* 20.8 in (528.33 mm)
Blade Lift Height* 56.1 in (1424.94 mm)
Blade Width – Standard 105.4 in (2677.16 mm)
Blade Width – Wide 123.5 in (3136.9 mm)
Ground Clearance* 21.7 in (551.18 mm)
Ground Level To Axle Centerline* 33.21 in (843.28 mm)
Ground Level To Top Arch/Boom* – Cable 109.6 in (2783.84 mm)
Ground Level To Top Arch/Boom* – Dual Function 162.81 in (4135.12 mm)
Ground Level To Top Arch/Boom* – Single Function 145.81 in (3703.32 mm)
Height – Top Of Cab* 133.31 in (3385.82 mm)
Overall Length – Cable 287.3 in (7297.42 mm)
Overall Length – Dual Function 327.61 in (8321.05 mm)
Overall Length – Single Function 356.3 in (9050.02 mm)
Overall Width – 30.5l-32 133.31 in (3385.82 mm)
Overall Width – 30.5l-32 2x Ring 126.6 in (3215.64 mm)
Overall Width – 30.5l-32 Noaw 126.6 in (3215.64 mm)
Overall Width – 35.5l-32 145.81 in (3703.32 mm)
Overall Width – 35.5l-32 Noaw 139.1 in (3533.14 mm)
Weight – Cable 41745 lb (18935.22 kg)
Weight – Dual Function 45249 lb (20524.61 kg)
Weight – Single Function 44235 lb (20064.66 kg)
Wheel Base 11.99 ft in (0.31 m)

Engine Details

Number Of Cylinders 6
Gross Power 203 hp (151.4 kw)
Displacement 428 cu in (7.1 L)
Bore 4.2 in (105 mm)
Stroke 5.4 in (134.9 mm)
Engine Model Cat C7.1 ACERT
Derating Altitude 9843 ft in (3000.2 m)
Electrical System 24V
Battery Quantity 2
Battery – Volts 12V
Battery Capacity 950 CCA
Maximum Torque At Rated Speed 922 N-m at 1,400 RPM

Power Train

Travel Speed – Forward 1 3.5 mph (5.7 km/h)
Travel Speed – Forward 2 4.7 mph (7.6 km/h)
Travel Speed – Forward 3 6.5 mph (10.5 km/h)
Travel Speed – Forward 4 8.8 mph (14.2 km/h)
Travel Speed – Reverse 1 3.5 mph (5.7 km/h)
Travel Speed – Reverse 2 6.5 mph (10.5 km/h)
Travel Speed – Reverse 3 11.8 mph (19 km/h)
Transmission Cooler Type Water to Oil
Transmission Countershaft Powershift
Travel Speed – Forward 6 12.4 mph (20 km/h)
Travel Speed – Forward 5 11.8 mph (19 km/h)

Hydraulic System

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

Brakes

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

Service Refill

Fuel Tank Capacity 83.2 gal (315 L)
Differential – Final Drives – Front 13.7 gal (51.9 L)
Differential – Final Drives – Rear 13.7 gal (51.9 L)
Transmission – Torque Converter 14.3 gal (54.2 L)
Cooling System 15.1 gal (57.2 L)
Engine Oil 7.1 gal (26.9 L)
Differential – Final Drives – Tank 17.2 gal (65.2 L)
Differential – Final Drives – Total 32.5 gal (123.1 L)
Def Tank 5 gal (19 L)
Parking Brake 0.2 gal (0.5 L)

Grapple Dimensions

Grapple Capacity 14.4 ft2 (1.4 m2)
Tip To Tip Height 82 in (2082.8 mm)
Tong Ppening 126.2 in (3205.5 mm)
Full Open Height 71.3 in (1811.1 mm)
Minimum Stem Diameter 6.9 in (175.3 mm)
Full Closed Height 54.4 in (1381.8 mm)

Lift Chart

Lift Height, Retracted – Dual Function 104.4 in (2651.8 mm)
Lift Height, Furthest – Dual Function 75.9 in (1927.9 mm)
Lift Lowest, Retracted – Dual Function 36.1 in (917 mm)
Lift Lowest, Furthest – Dual Function 11 in (279.4 mm)
Ground Level To Axle Centerline* – Dual Function 33.2 in (843.3 mm)
Reach – Highest, Retracted – Dual Function 64.7 in (1643.4 mm)
Reach – Lowest, Retracted – Dual Function 60.7 in (1541.8 mm)
Reach – Lowest, Furthest – Dual Function 99.1 in (2517.2 mm)
Reach – Highest, Furthest – Dual Function 114.8 in (2916 mm)
Lift Height, Retracted – Single Function 86.9 in (2207.3 mm)
Lift Lowest, Furthest – Single Function 23.5 in (596.9 mm)
Ground Level To Axle Centerline* – Single Function 33.2 in (843.3 mm)
Reach – Lowest, Furthest – Single Function 105 in (2667 mm)
Reach – Highest, Retracted – Single Function 70.3 in (1785.7 mm)

Winch – Logging Winch

Maximum Line Pull – Bare Drum 40016 lb ft (54254.5 Nm)
Maximum Line Speed 280 ft/min
Drum Capacity – 19.0 Mm (3/4 In) 195 ft in (59.5 m)
Drum Capacity – 25.4mm (1 In) 85 ft in (26 m)
Drum Diameter 9 in (228.6 mm)
Drum Width 10 in (254 mm)
Winch – Logging Winch Type Hydraulically driven

Winch – Retrival Winch

Winch – Retrival Winch Type Hydraulically driven
Maximum Line Speed 134 ft/min
Drum Capacity – 19.0 Mm (3/4 In) 195 ft in (59.5 m)
Drum Capacity – 25.4 Mm (1 In) 85 ft in (26 m)
Maximum Line Pull – Bare Drum 40016 lb ft (54254.5 Nm)
Drum Diameter 9 in (228.6 mm)
Drum Width 10 in (254 mm)
Ask a question