CAT 551 Feller Buncher


Boom

Bare Pin Lift At Max Reach 11023.12 lb (5000 kg)

Dimensions

Overall Length 30.92 ft in (9423 mm)
Overall Width 10.92 ft in (3327 mm)
Height To Top Of Cab 12.01 ft in (3658 mm)
Ground Clearance 2.92 in (889 mm)
Width 2 142 in (3606.8 mm)
Height 12 ft in (3657.6 mm)
Max Reach 28.22 ft in (8600 mm)
Shipping Length – With Attachment 461 in (11709.4 mm)
Shipping Length – Without Attachment 371 in (9423.4 mm)
Width 1 131 in (3327.4 mm)

Operating Specifications

Maximum Reach – With Attachment – Track Harvester Configuration 37 ft in (11.28 m)
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 – Track Harvester Configuration 5000 kg (11,000 lb) @ 10.7 m (35 ft)
Bare Pin Lift At Maximum Reach – Without Attachment – Long Felling Linkage 7400 kg (16,300 lb) @ 8.2 m (27 ft)
Maximum Drawbar Pull 101540 lb (46057.78 kg)
Maximum Reach – With Attachment 28.2 ft in (8.6 m)

Track

Ground Clearance 35 in (889 mm)
Track Length 193 in (4902.2 mm)
Undercarriage Pitch 8.5 in (215.9 mm)
Number Of Rollers 9 per side
Tractive Effort 104000 lb (47173.61 kg)
Undercarriage Size 345 HEX

Undercarriage

Track Gauge 8.51 ft in (2591 mm)
Shoe Size 28 in (711 mm)
Track Pitch 8.5 in (215.9 mm)
Tractive Effort 104000.88 lb (47174 kg)

Engine Details

Engine Make CAT
Engine Model C9 ACERT
Gross Power 305 hp (227.5 kw)
Net Power 282 hp (210.3 kw)
Power Measured @ 2100 rpm
Displacement 537.1 cu in (8.8 L)
Rated Power 282 hp (210.3 kw)
Engine Model Cat C9 ACERT

Operational Specs

Operating Weight W/O Attachment 68469 lb (31057 kg)
Fuel Tank Capacity 312 gal (1181 L)
Cooling System Fluid Capacity 16.2 gal (61 L)
Engine Oil Capacity 10.4 gal (39 L)
Hydraulic System Fluid Capacity 97.8 gal (370 L)
Operating Voltage 24 V
Alternator Supplied Amperage 95 amps

Weights

Operating Weight – Without Attachment 68468 lb (31056.6 kg)
Operating Weight – Without Attachment – Track Harvester Configuration 69175 lb (31377.3 kg)
Operating Weight – With Attachment – Track Harvester Configuration – Long Felling Linkage 79339 lb (35987.6 kg)

Hydraulic System

Pump Size – Travel Circuit 110 cu in (1.9 L)
Pump Size – Boom, Implements 110 cu in (1.9 L)
Pump Size – Saw Motor 30 cu in (0.5 L)

Service Refill Capacities

Cooling System 16.1 gal (61 L)
Fuel Tank Capacity 312 gal (1181.1 L)
Hydraulic Tank 85.3 gal (322.9 L)
Hydraulic System 97.7 gal (369.9 L)
Engine Oil 10.3 gal (39 L)
Swing Drive 2.7 gal (10 L)

Dimensions – Track Harvester Configuration

Shipping Length – Without Attachment 536 in (13614.4 mm)
Height – Without Attachment 144 in (3657.6 mm)
Width 2 – Without Attachment 142 in (3606.8 mm)
Width 1 – Without Attachment 131 in (3327.4 mm)
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