Construction Equipment Guide
470 Maryland Drive
Fort Washington, PA 19034
800-523-2200
The Caterpillar 551 Feller Buncher is a robust and powerful machine designed for efficiently clearing and harvesting trees. With a maximum reach of 28.3 feet and a bare pin lift capacity of over 11,000 pounds at max reach, this machine is capable of handling large and heavy loads with ease. The Cat C9 ACERT engine provides a gross power of 305 horsepower, ensuring reliable performance in challenging forestry environments. With a range of operating specifications and service refill capacities, this Feller Buncher is designed to tackle tough forestry tasks with precision and efficiency.
Bare Pin Lift at Max Reach | 11,023 lbs (5,000 kg) |
Lift Capacity at Max Reach | 11,023 lbs (5,000 kg) |
Max Reach w/ Head | 37 ft (11 m) |
Ground Clearance | 3 in (8 cm) |
Height | 12 ft (4 m) |
Height - Top of Cab | 12 ft (4 m) |
Max Reach | 28 ft (9 m) |
Overall Length | 31 ft (9 m) |
Overall Width | 11 ft (3 m) |
Shipping Length - non tilt | 45 ft (14 m) |
Shipping Length - With Attachment | 461 in (1,171 cm) |
Shipping Length - Without Attachment | 371 in (942 cm) |
Width 1 | 131 in (333 cm) |
Width 2 | 142 in (361 cm) |
Height - Without Attachment | 144 in (366 cm) |
Shipping Length - Without Attachment | 536 in (1,361 cm) |
Width 1 - Without Attachment | 131 in (333 cm) |
Width 2 - Without Attachment | 142 in (361 cm) |
Displacement | 537 cu in (8,802 cu cm) |
Engine Model | Cat C9 ACERT |
Gross Power | 305 hp (227 kw) |
Net Power | 282 hp (210 kw) |
Power Measured @ | 2100 rpm |
Rated Power | 282 hp (210 kw) |
Pump Size - Boom, Implements | 110 cu in (1,803 cu cm) |
Pump Size - Saw Motor | 30 cu in (492 cu cm) |
Pump Size - Travel Circuit | 110 cu in (1,803 cu cm) |
Alternator Supplied Amperage | 95 amps |
Bare Pin Lift at Maximum Reach - Without Attachment | 9400 kg (21800 lb) @ 6.6 m (21.5 ft) |
Bare Pin Lift at Maximum Reach - Without Attachment - Long Felling Linkage | 7400 kg (16300 lb) @ 8.2 m (27 ft) |
Bare Pin Lift at Maximum Reach - Without Attachment - Track Harvester Configuration | 5000 kg (11000 lb) @ 10.7 m (35 ft) |
Cooling System Fluid Capacity | 16 gal (61 l) |
Engine Oil Capacity | 10 gal (39 l) |
Fuel Capacity | 312 gal (1,181 l) |
Hydraulic System Fluid Capacity | 98 gal (370 l) |
Maximum Drawbar Pull | 101,540 lbs (46,058 kg) |
Maximum Reach - With Attachment | 28 ft (9 m) |
Maximum Reach - With Attachment - Track Harvester Configuration | 37 ft (11 m) |
Operating Voltage | 24 volts |
Operating Weight | 69,175 lbs (31,377 kg) |
Operating Weight w/o Attachment | 68,469 lbs (31,057 kg) |
Cooling System | 16 gal (61 l) |
Engine Oil | 10 gal (39 l) |
Fuel Tank | 312 gal (1,181 l) |
Hydraulic System | 98 gal (370 l) |
Hydraulic Tank | 85 gal (323 l) |
Swing Drive | 3 gal (10 l) |
Ground Clearance | 35 in (89 cm) |
Number of Rollers | 9 per side |
Track Length | 193 in (490 cm) |
Tractive Effort | 104,000 lbs (47,174 kg) |
Undercarriage Pitch | 9 in (22 cm) |
Undercarriage Size | 345 HEX |
Shoe Size | 28 in (71 cm) |
Track Gauge | 9 ft (3 m) |
Track Length | 16 ft (5 m) |
Track Pitch | 9 in (22 cm) |
Tractive Effort | 104,001 lbs (47,174 kg) |
Operating Weight - With Attachment - Track Harvester Configuration - Long Felling Linkage | 79,339 lbs (35,988 kg) |
Operating Weight - Without Attachment | 68,468 lbs (31,057 kg) |
Operating Weight - Without Attachment - Track Harvester Configuration | 69,175 lbs (31,377 kg) |