Description:

The second generation of Husqvarna’s 550 XP® chainsaw is ready for demanding use in your felling, limbing and bucking operations. The saw delivers maximum power in the 50cc class. Designed for professional forestry and tree care crews, this durable saw has improved power and a slimmed-down design. A host of innovative features guarantee comfortable and efficient operation, season after season.

Specifications:

Engine

• Chain speed at max power: 64.3 fts
• Cylinder displacement: 50.1 cm³
• Output shaft power: 4 hp
• Torque, max.: 3.15 Nm
• Torque, max. at rpm: 7,800 rpm
• Clutch engagement speed (±120): 3,900 rpm
• Electrode gap: 0.02 in
• Idling speed: 2,800 rpm
• Ignition module air gap: 0.01 in
• Maximum power speed: 10,200 rpm
• Oil pump type: Adjustable flow, no flow at idle
• Spark Plug: NGK CMR6H

Equipment

• Recommended bar length, min: 13 in
• Pitch: .325"
• Recommended bar length, max: 20 in
• Chain type: S35G
• Bar length: 45 cm (18 in)
• Sprocket type: Rim 7
• Gauge: .058"

Dimensions

• Weight (excl. cutting equipment): 11.7 lbs

Sound and Noise

• Sound pressure level at operators ear: 107 dB(A)
• Sound power level, guaranteed (LWA): 117 dB(A)
• Sound power level, measured: 115 dB(A)

Vibration

• Equivalent vibration level (ahv, eq) rear handle: 4.9 m/s²
• Equivalent vibration level (ahv, eq) front handle: 4 m/s²

Lubricant

• Oil tank volume: 0.68 US pint
• Lubricant type (Engine): Husqvarna 2 stroke or equiv. at 50:1

Emission

• Exhaust emissions (CO₂ EU V): 813 g/kWh

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