Description
For the gold standard in workhorse chainsaws, trust the Husqvarna 455 Rancher®. Our proprietary X-TORQ® engine delivers superior performance, increased fuel efficiency and low emissions. And the ergonomic design with LowVib® technology make this saw comfortable to use, even in demanding conditions.

Engine
Chain speed at max power: 65.62 ft.
Cylinder displacement: 3.4 cu.in.
Power output: 3.5 HP
Torque, max.: 3.2 Nm
Torque, max. at rpm: 6,600 rpm
Clutch engagement speed (±120): 3,900 rpm
Electrode gap: 0.02 in.
Idling speed: 2,700 rpm
Ignition module air gap: 0.01 in.
Maximum power speed: 9,000 rpm
Oil pump capacity, max: 17 ml/min
Oil pump capacity, min: 6 ml/min
Oil pump type: Automatic
Spark Plug: NGK BPMR7A, Champion RCJ7Y
Equipment
Recommended bar length, min: 13 in.
Pitch: 3/8 in.
Recommended bar length, max: 24 in.
Chain type: S83G
Bar length: 50 cm
Bar length (inch): 20 in.
Sprocket type: Spur 7
Dimensions
Weight (excl. cutting equipment): 13.2 lb.
Sound and noise
Sound pressure level at operators ear: 104 dB(A)
Sound power level, guaranteed (LWA): 114 dB(A)
Sound power level, measured: 112 dB(A)
Vibration
Equivalent vibration level (ahv, eq) rear handle: 6.9 m/s²
Equivalent vibration level (ahv, eq) front handle: 3.8 m/s²
Lubricant
Oil tank volume: 0.7 US pint
Lubricant type (Engine): Husqvarna 2 stroke or equiv. at 50:1
Emission
Exhaust emissions (CO2 EU V): 893 g/kWh
Features
Powerful and Tough Rancher® Series: Robust gas chainsaw that deliver superior performance
Powerful and Efficient X-TORQ® Engine: X-Torq® engines deliver a great power and torque thanks to highly efficient combustion.
LowVib® Technology: Dampeners between the engine and chassis significantly reduce vibrations so you can work more comfortably
Smart Start® Technology: Specially-designed engine and starter for easy and fast starting with minimum effort
Quick Start with Air Purge: Air purge removes air from carburetor and fuel system for easy starting
Air Injection™ Technology: Centrifugal air cleaning system expels larger dust and debris particles before they reach the air filter to help improve engine life
Three-Piece Crankshaft: Forged three-piece crankshaft delivers maximum durability for even the toughest of jobs
Inertia-Activated Chain Brake: Reduces the likelihood of injury due to kickback.
Quick-Release Air Filter: Easily remove and replace the filter after cleaning
Side-Mounted Chain Tensioner: Easier access to chain tensioning device.
Adjustable Oil Pump: Customize and control oil flow to meet any need
Felling Marks: Dedicated marks for increased felling precision
No Oil at Idle: Chain oil pump disengages when engine is idling to reduce oil consumption and mess
Separate Choke/Stop Switch Controls: Stop switch automatically resets when the choke is pulled out to help prevent accidental flooding
X-CUT® Chain: Exceptional sharpness and durability
Decompression Valve: Reduces the cranking effort for easier starting