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Husqvarna 550 XP® Mark II

$749.99

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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16″ SN .325″ 1,5 mm S35G
967 69 08‑16
18″ SN .325″ 1,5 mm S35G
967 69 08‑18
20″ SN .325″ 1,5 mm S35G
967 69 08‑20
18″ X-Tough RSN, C35 X-Cut (US/CA)
967 69 08‑28
20″ X-Tough RSN, C35 X-Cut (US/CA)
967 69 08‑30
16″ SN .325″ 1,3 mm SP33G
967 69 08‑36
18″ SN .325″ 1,3 mm SP33G
967 69 08‑38
18″ X-Tough RSN, C33 X-Cut (US/CA)
967 69 08‑48
20″ SN .325″ 1,3 mm SP33G
967 69 08‑50
20″ X-Tough RSN, C33 X-Cut (US/CA)
967 69 08‑70
Engine

Output shaft power

1

4 hp
4 hp
4 hp
4 hp
4 hp
4 hp
4 hp
4 hp
4 hp
4 hp

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

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

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

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
16″ SN .325″ 1,5 mm S35G
967 69 08‑16
18″ SN .325″ 1,5 mm S35G
967 69 08‑18
20″ SN .325″ 1,5 mm S35G
967 69 08‑20
18″ X-Tough RSN, C35 X-Cut (US/CA)
967 69 08‑28
20″ X-Tough RSN, C35 X-Cut (US/CA)
967 69 08‑30
16″ SN .325″ 1,3 mm SP33G
967 69 08‑36
18″ SN .325″ 1,3 mm SP33G
967 69 08‑38
18″ X-Tough RSN, C33 X-Cut (US/CA)
967 69 08‑48
20″ SN .325″ 1,3 mm SP33G
967 69 08‑50
20″ X-Tough RSN, C33 X-Cut (US/CA)
967 69 08‑70
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″
16″ SN .325″ 1,5 mm S35G
967 69 08‑16
18″ SN .325″ 1,5 mm S35G
967 69 08‑18
20″ SN .325″ 1,5 mm S35G
967 69 08‑20
18″ X-Tough RSN, C35 X-Cut (US/CA)
967 69 08‑28
20″ X-Tough RSN, C35 X-Cut (US/CA)
967 69 08‑30
16″ SN .325″ 1,3 mm SP33G
967 69 08‑36
18″ SN .325″ 1,3 mm SP33G
967 69 08‑38
18″ X-Tough RSN, C33 X-Cut (US/CA)
967 69 08‑48
20″ SN .325″ 1,3 mm SP33G
967 69 08‑50
20″ X-Tough RSN, C33 X-Cut (US/CA)
967 69 08‑70
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
16″ SN .325″ 1,5 mm S35G
967 69 08‑16
18″ SN .325″ 1,5 mm S35G
967 69 08‑18
20″ SN .325″ 1,5 mm S35G
967 69 08‑20
18″ X-Tough RSN, C35 X-Cut (US/CA)
967 69 08‑28
20″ X-Tough RSN, C35 X-Cut (US/CA)
967 69 08‑30
16″ SN .325″ 1,3 mm SP33G
967 69 08‑36
18″ SN .325″ 1,3 mm SP33G
967 69 08‑38
18″ X-Tough RSN, C33 X-Cut (US/CA)
967 69 08‑48
20″ SN .325″ 1,3 mm SP33G
967 69 08‑50
20″ X-Tough RSN, C33 X-Cut (US/CA)
967 69 08‑70
Sound and noise

Sound pressure level at operators ear (LpA)
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)
16″ SN .325″ 1,5 mm S35G
967 69 08‑16
18″ SN .325″ 1,5 mm S35G
967 69 08‑18
20″ SN .325″ 1,5 mm S35G
967 69 08‑20
18″ X-Tough RSN, C35 X-Cut (US/CA)
967 69 08‑28
20″ X-Tough RSN, C35 X-Cut (US/CA)
967 69 08‑30
16″ SN .325″ 1,3 mm SP33G
967 69 08‑36
18″ SN .325″ 1,3 mm SP33G
967 69 08‑38
18″ X-Tough RSN, C33 X-Cut (US/CA)
967 69 08‑48
20″ SN .325″ 1,3 mm SP33G
967 69 08‑50
20″ X-Tough RSN, C33 X-Cut (US/CA)
967 69 08‑70
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
16″ SN .325″ 1,5 mm S35G
967 69 08‑16
18″ SN .325″ 1,5 mm S35G
967 69 08‑18
20″ SN .325″ 1,5 mm S35G
967 69 08‑20
18″ X-Tough RSN, C35 X-Cut (US/CA)
967 69 08‑28
20″ X-Tough RSN, C35 X-Cut (US/CA)
967 69 08‑30
16″ SN .325″ 1,3 mm SP33G
967 69 08‑36
18″ SN .325″ 1,3 mm SP33G
967 69 08‑38
18″ X-Tough RSN, C33 X-Cut (US/CA)
967 69 08‑48
20″ SN .325″ 1,3 mm SP33G
967 69 08‑50
20″ X-Tough RSN, C33 X-Cut (US/CA)
967 69 08‑70
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
16″ SN .325″ 1,5 mm S35G
967 69 08‑16
18″ SN .325″ 1,5 mm S35G
967 69 08‑18
20″ SN .325″ 1,5 mm S35G
967 69 08‑20
18″ X-Tough RSN, C35 X-Cut (US/CA)
967 69 08‑28
20″ X-Tough RSN, C35 X-Cut (US/CA)
967 69 08‑30
16″ SN .325″ 1,3 mm SP33G
967 69 08‑36
18″ SN .325″ 1,3 mm SP33G
967 69 08‑38
18″ X-Tough RSN, C33 X-Cut (US/CA)
967 69 08‑48
20″ SN .325″ 1,3 mm SP33G
967 69 08‑50
20″ X-Tough RSN, C33 X-Cut (US/CA)
967 69 08‑70
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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HOLIDAY SEASON HOURS

Closing at NOON 12/24
Closed 12/25 & 12/26
Closing at NOON 12/31
Closed 1/1

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