Categories ↠ Feller Bunchers ↠ Caterpillar 551

Caterpillar 551 Feller Buncher

Category: Feller Bunchers ➔
Manufacturer: Caterpillar ➔
Model: 551 ➔

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.

See all Caterpillar 551s for sale

Boom

Bare Pin Lift at Max Reach

11,023 lbs (5,000 kg)

Dimensions

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 - 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)

Dimensions - Track Harvester Configuration

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)

Engine

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)

Hydraulic System

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)

Operating Specifications

Alternator Supplied Amperage	95 amps
Bare Pin Lift at Maximum Reach - Without Attachment	9400 kg (21,800 lb) @ 6.6 m (21.5 ft)
Bare Pin Lift at Maximum Reach - Without Attachment - Long Felling Linkage	7400 kg (16,300 lb) @ 8.2 m (27 ft)
Bare Pin Lift at Maximum Reach - Without Attachment - Track Harvester Configuration	5000 kg (11,000 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 w/o Attachment	68,469 lbs (31,057 kg)

Service Refill Capacities

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)

Track

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

Undercarriage

Shoe Size	28 in (71 cm)
Track Gauge	9 ft (3 m)
Track Pitch	9 in (22 cm)
Tractive Effort	104,001 lbs (47,174 kg)

Weights

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)

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