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Husqvarna 550 XP Mark II Gas Chainsaw

Style # : 550-XP

~~$679.99 – $699.99~~
$543.99 – $559.99

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.

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Details

Excellent cooling capacity for a longer engine life

Our new cooling system is optimised in every detail to give you a reliable chainsaw for any situation.

Felling sight to last a lifetime

Having a perfect sight is critical when using a chainsaw – so we made one that’s permanently molded into the chainsaw for long-lasting felling accuracy.

Retained bar nuts

The retaining function prevents the bar nuts from being lost.

LowVib® Technology

Dampeners between the engine and chassis significantly reduce vibrations so you can work more comfortably

Slimmed-down design

Low, slender saw body makes the chainsaw easy and convenient to handle in any situation.

Air Injection™ Technology

Centrifugal air cleaning system expels larger dust and debris particles before they reach the air filter to help improve engine life

Flip-Up Fuel Cap

Easy to open and secures firmly, even when wearing thick gloves

Quick-Release Air Filter

Easily remove and replace the filter after cleaning

Magnesium crankcase

Sturdily built crankcase withstands high rpms and tough professional use, ensuring a long service life.

Retained starter screws

A retaining function prevents the accidental loss of the screws holding the starter.

Snap-Lock Cylinder Cover

Saves time when changing spark plugs and cleaning.

AutoTune

AutoTune gives optimal engine performance throughout automatic engine setting. No time spent on carburetor adjustments. It compensates for different fuels, altitude, humidity, temperature and clogged air filter.

Powerful and Efficient X-TORQ® Engine

X-Torq® engines deliver a great power and torque thanks to highly efficient combustion.

Fuel Indicator

Transparent fuel indicator makes it easy to check fuel level

Three-Piece Crankshaft

Forged three-piece crankshaft delivers maximum durability for even the toughest of jobs

Side-Mounted Chain Tensioner

Easier access to chain tensioning device.

Adjustable Oil Pump

Customize and control oil flow to meet any need

Specifications

Engine	16″ SN .325″ 1,5 mm S35G SKU: 967 69 08‑16	18″ SN .325″ 1,5 mm S35G SKU: 967 69 08‑18	20″ SN .325″ 1,5 mm S35G SKU: 967 69 08‑20	18″ X-Tough RSN, C35 X-Cut (US/CA) SKU: 967 69 08‑28	20″ X-Tough RSN, C35 X-Cut (US/CA) SKU: 967 69 08‑30	16″ SN .325″ 1,3 mm SP33G SKU: 967 69 08‑36	18″ SN .325″ 1,3 mm SP33G SKU: 967 69 08‑38	18″ X-Tough RSN, C33 X-Cut (US/CA) SKU: 967 69 08‑48	20″ SN .325″ 1,3 mm SP33G SKU: 967 69 08‑50	20″ X-Tough RSN, C33 X-Cut (US/CA) SKU: 967 69 08‑70
Chain speed at max power	64.3 fts	64.3 fts	64.3 fts	64.3 fts	64.3 fts	64.3 fts	64.3 fts	64.3 fts	64.3 fts	64.3 fts
Cylinder displacement	50.1 cm³	50.1 cm³	50.1 cm³	50.1 cm³	50.1 cm³	50.1 cm³	50.1 cm³	50.1 cm³	50.1 cm³	50.1 cm³
Output shaft power¹	4 hp	4 hp	4 hp	4 hp	4 hp	4 hp	4 hp	4 hp	4 hp	4 hp
Torque, max.	3.15 Nm	3.15 Nm	3.15 Nm	3.15 Nm	3.15 Nm	3.15 Nm	3.15 Nm	3.15 Nm	3.15 Nm	3.15 Nm
Torque, max. at rpm	7,800 rpm	7,800 rpm	7,800 rpm	7,800 rpm	7,800 rpm	7,800 rpm	7,800 rpm	7,800 rpm	7,800 rpm	7,800 rpm
Clutch engagement speed (±120)	3,900 rpm	3,900 rpm	3,900 rpm	3,900 rpm	3,900 rpm	3,900 rpm	3,900 rpm	3,900 rpm	3,900 rpm	3,900 rpm
Electrode gap	0.02 in	0.02 in	0.02 in	0.02 in	0.02 in	0.02 in	0.02 in	0.02 in	0.02 in	0.02 in
Idling speed	2,800 rpm	2,800 rpm	2,800 rpm	2,800 rpm	2,800 rpm	2,800 rpm	2,800 rpm	2,800 rpm	2,800 rpm	2,800 rpm
Ignition module air gap	0.01 in	0.01 in	0.01 in	0.01 in	0.01 in	0.01 in	0.01 in	0.01 in	0.01 in	0.01 in
Maximum power speed	10,200 rpm	10,200 rpm	10,200 rpm	10,200 rpm	10,200 rpm	10,200 rpm	10,200 rpm	10,200 rpm	10,200 rpm	10,200 rpm
Oil pump type	Adjustable flow, no flow at idle	Adjustable flow, no flow at idle	Adjustable flow, no flow at idle	Adjustable flow, no flow at idle	Adjustable flow, no flow at idle	Adjustable flow, no flow at idle	Adjustable flow, no flow at idle	Adjustable flow, no flow at idle	Adjustable flow, no flow at idle	Adjustable flow, no flow at idle
Spark Plug	NGK CMR6H	NGK CMR6H	NGK CMR6H	NGK CMR6H	NGK CMR6H	NGK CMR6H	NGK CMR6H	NGK CMR6H	NGK CMR6H	NGK CMR6H
Equipment
Recommended bar length, min	13 in	13 in	13 in	13 in	13 in	13 in	13 in	13 in	13 in	13 in
Pitch	.325″	.325″	.325″	.325″	.325″	.325″	.325″	.325″	.325″	.325″
Recommended bar length, max	20 in	20 in	20 in	20 in	20 in	20 in	20 in	20 in	20 in	20 in
Chain type	S35G	S35G	S35G	C33	C35	SP33G	SP33G	C35	SP33G	C33
Bar length	40 cm	45 cm	50 cm	450 mm	500 mm	40 cm	45 cm	450 mm	50 cm	500 mm
Bar length (inch)	16 in	18 in	20 in	18 in	20 in	16 in	18 in	18 in	20 in	20 in
Sprocket type	Rim 7	Rim 7	Rim 7	Rim 7	Rim 7	Rim 7	Rim 7	Rim 7	Rim 7	Rim 7
Gauge	.058″	.058″	.058″	.050″	1 mm	.050″	.050″	1 mm	.050″	.050″
Dimensions
Weight (excl. cutting equipment)	11.7 lbs	11.7 lbs	11.7 lbs	11.7 lbs	11.7 lbs	11.7 lbs	11.7 lbs	11.7 lbs	11.7 lbs	11.7 lbs
Sound and noise
Sound pressure level at operators ear	107 dB(A)	107 dB(A)	107 dB(A)	107 dB(A)	107 dB(A)	107 dB(A)	107 dB(A)	107 dB(A)	107 dB(A)	107 dB(A)
Sound power level, guaranteed (LWA)	117 dB(A)	117 dB(A)	117 dB(A)	117 dB(A)	117 dB(A)	117 dB(A)	117 dB(A)	117 dB(A)	117 dB(A)	117 dB(A)
Sound power level, measured	115 dB(A)	115 dB(A)	115 dB(A)	115 dB(A)	115 dB(A)	115 dB(A)	115 dB(A)	115 dB(A)	115 dB(A)	115 dB(A)
Vibration
Equivalent vibration level (ahv, eq) rear handle	4.6 m/s²	4.6 m/s²	4.6 m/s²	4.6 m/s²	4.6 m/s²	4.6 m/s²	4.6 m/s²	4.6 m/s²	4.6 m/s²	4.6 m/s²
Equivalent vibration level (ahv, eq) front handle	4 m/s²	4 m/s²	4 m/s²	4 m/s²	4 m/s²	4 m/s²	4 m/s²	4 m/s²	4 m/s²	4 m/s²
Lubricant
Oil tank volume	0.68 US pint	0.68 US pint	0.68 US pint	0.68 US pint	0.68 US pint	0.68 US pint	0.68 US pint	0.68 US pint	0.68 US pint	0.68 US pint
Lubricant type (Engine)	Husqvarna 2 stroke or equiv. at 50:1	Husqvarna 2 stroke or equiv. at 50:1	Husqvarna 2 stroke or equiv. at 50:1	Husqvarna 2 stroke or equiv. at 50:1	Husqvarna 2 stroke or equiv. at 50:1	Husqvarna 2 stroke or equiv. at 50:1	Husqvarna 2 stroke or equiv. at 50:1	Husqvarna 2 stroke or equiv. at 50:1	Husqvarna 2 stroke or equiv. at 50:1	Husqvarna 2 stroke or equiv. at 50:1
Emission
Exhaust emissions (CO₂ EU V)²	813 g/kWh	813 g/kWh	813 g/kWh	813 g/kWh	813 g/kWh	813 g/kWh	813 g/kWh	813 g/kWh	813 g/kWh	813 g/kWh

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