2025 Husqvarna 550 XP® Mark II 20"

Best-in-class cutting capacity. The second generation of Husqvarna’s 550 XP® chainsaw is built for demanding felling, limbing, and bucking operations. Delivering maximum power in the 50cc class, it is designed for professional forestry and tree care crews. Its durable and slimmed-down design, along with innovative features, ensures comfortable and efficient operation season after season. Features • Excellent Cooling Capacity: Optimized cooling system for longer engine life • Felling Sight to Last a Lifetime: Permanently molded for long-lasting accuracy • Retained Bar Nuts: Prevents losing bar nuts • LowVib® Technology: Dampeners reduce vibrations for comfortable operation • Slimmed-Down Design: Low, slender body for easy handling • Air Injection™ Technology: Expels larger dust and debris before reaching air filter • Flip-Up Fuel Cap: Easy to open even with gloves • Quick-Release Air Filter: Easy removal and replacement after cleaning • Magnesium Crankcase: Durable for high RPMs and tough professional use • Retained Starter Screws: Prevents accidental loss of screws • Snap-Lock Cylinder Cover: Simplifies spark plug changes and cleaning • AutoTune: Automatically optimizes engine performance for fuel, altitude, humidity, temperature, and clogged air filter • Powerful and Efficient X-TORQ® Engine: Great power and torque with highly efficient combustion • Fuel Indicator: Transparent fuel window for quick checks • Three-Piece Crankshaft: Maximum durability for toughest jobs • Side-Mounted Chain Tensioner: Easier access to chain tension • Adjustable Oil Pump: Customize and control oil flow Engine • Chain speed at max power: 64.3 fts (19.6 m/s) • Cylinder displacement: 50.1 cm³ • Output shaft power1: 4 hp (3 kW) • 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 (33 cm) • Pitch: .325" • Recommended bar length, max: 20 in (50 cm) • Chain type: S35G • Bar length: 50 cm / 20 in • Sprocket type: Rim 7 • Gauge: .058" Dimensions • Weight (excl. cutting equipment): 11.7 lbs (5.3 kg) Sound and Noise • Sound pressure level at operators ear: 107 dB(A) • Sound power level, measured: 115 dB(A) • Sound power level, guaranteed (LWA): 117 dB(A) Vibration • Equivalent vibration level (ahv, eq) rear handle: 4.6 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 equivalent at 50:1 Emission • Exhaust emissions (CO2 EU V)2: 813 g/kWh