Stihl Gas-Powered Chainsaws, 20in. Bar, 55.5cc, 0.325in. Chain Pitch, Model# MS 291 20

Estimated delivery dates: May 16, 2026 - May 21, 2026

This high-tech, high performance STIHL® MS Series Gas-Powered Chainsaw features a fuel-saving engine with long run time and low emissions. Delivers exceptional power, light weight and fuel efficiency plus low maintenance that makes this chainsaw a force to be reckoned with. A great choice for felling trees, cutting firewood and storm cleanup.
This item may be purchased at select Northern Tool stores. Not available for online order at NorthernTool.com.

What’s Included

(1) Stihl Chainsaw, 20in. Bar, 55.5cc, 0.325in. Chain Pitch, Model# MS 291 20

Features + Benefits

3.76 HP gas-powered 55.5cc engine
20in. bar with 0.325in. chain pitch and 0.050 chain gauge
Electronic ignition
Advanced anti-vibration system minimizes vibration levels for comfortable handheld use and reduced operator fatigue
Environmentally conscious Reduced-Emission Engine Technology produces zero or low exhaust emissions, performing cleaner than EPA and/or CARB exhaust emission standards
Advanced pre-separation air filtration system technology boosts the efficiency of the engine’s filter system, helping your air filter last up to 5 times longer than standard filters

Attribute	Specification
item#	63872
Brand	Stihl
Manufacture’s Warranty	1 year limited warranty
Bar Length	20 in
Engine Displacement	55.5 cc
Chain Pitch	0.325
Chain Gauge	0.05 in
Fuel Capacity	16.9 oz

Attribute	Specification
Power Type	Gas
Horsepower	3.76
Case Included	PRODUCT_SPECS.ATTRIBUTE_VALUES.NO
Oil Capacity	8.12 oz
Oil Fuel Mix Ratio	50:1
Low Vibration Handle	PRODUCT_SPECS.ATTRIBUTE_VALUES.YES
Tool-Less Chain Tensioning	PRODUCT_SPECS.ATTRIBUTE_VALUES.NO
Product Weight	12.3 lb