Caterpillar 521 Feller Buncher
Units
Dimensions
Boom
Bare Pin Lift At Max Reach
15652.83lb
Dimensions
A
Overall Length
28.34ft in
B
Overall Width
10.5ft in
C
Height To Top Of Cab
11.67ft in
E
Ground Clearance
2.75in
Width - Minimum
126in
Height
11.67ft in
Max Reach
26.58ft in
Shipping Length - With Attachment
431in
Shipping Length - Without Attachment
340in
Operating Specifications
Maximum Reach - With Attachment
26.6ft in
Bare Pin Lift At Maximum Reach - Without Attachment - Track Harvester Configuration
4100 kg (9100 lb) @ 9 m (29.5 ft)
Maximum Reach - With Attachment - Track Harvester Configuration
32ft in
Bare Pin Lift At Maximum Reach - Without Attachment
7100 kg (15600 lb) @ 6.1 m (20 ft)
Track
E
Ground Clearance
33in
F
Track Gauge
102in
Track Length
189in
Undercarriage Size
D6H HD
Tractive Effort
70500lb
Undercarriage Pitch
8in
Undercarriage
F
Track Gauge
15.76ft in
G
Shoe Size
24.02in
Track Pitch
8in
Tractive Effort
70499.43lb
Specifications
Engine
Engine Make
2236
Engine Model
C9 ACERT
Gross Power
284hp
Net Power
263hp
Power Measured @
2100rpm
Displacement
537.1cu in
Rated Power
263hp
Engine Model
Cat C9 ACERT
Operational
Operating Weight W/O Attachment
59710lb
Fuel Capacity
140.1gal
Cooling System Fluid Capacity
16.2gal
Engine Oil Capacity
10.4gal
Hydraulic System Fluid Capacity
79.3gal
Operating Voltage
24V
Alternator Supplied Amperage
95amps
Weights
Operating Weight - Without Attachment
59710lb
Operating Weight - Without Attachment - Track Harvester Configuration
57440lb
Hydraulic System
Pump Size - Travel Circuit
12.2cu in
Pump Size - Boom, Implements
11.6cu in
Pump Size - Saw Motor
3.4cu in
Service Refill Capacities
Cooling System
16.1gal
Fuel Tank
140gal
Hydraulic Tank
69.2gal
Hydraulic System
79.3gal
Engine Oil
10.3gal
Swing Drive
2.6gal
Pony Fuel Tank - Optional
90gal
Dimensions - Track Harvester Configuration
Shipping Length - Without Attachment
453in
Height - Without Attachment
140in
Width - Minimum - Without Attachment
126in
