The STIHL MS 171 is part of the lightweight generation of STIHL chainsaws with reduced emission technology – a significant benefit for users because it saves fuel even as it cuts exhaust emissions. The MS 171 also has the STIHL pre-separation air filter, which can extend filter life up to five times over previous models.

POWER SOURCE: Gas
POWERHEAD WEIGHT: 9.5 lbs.
GUIDE BAR LENGTH (Recommended): 16 in.
OILOMATIC® CHAIN: 3/8" PMM3

•  Built in the USA: Indicates products that are built in the United States from domestic and foreign parts and components.
•  Anti-Vibration System: STIHL has developed a system for minimizing the vibration levels of handheld outdoor power equipment. The STIHL anti-vibration system helps reduce operator fatigue and provides a more comfortable working experience.
•  Side-Access Chain Tensioner: The side-access chain tensioner makes it much more convenient for the user to adjust the saw chain with a bar wrench as opposed to the typical location of the guide bar adjustment screw.
•  Translucent Fuel Tank: Allows operator to easily check fuel level before starting work.