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STIHL MS 400 C-M 20" Chainsaw with Magnesium Piston

  • SKU MS400CM20
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Product Description

STIHL MS 400 C-M 20" Chainsaw with Magnesium Piston is the world's first professional chainsaw equipped with a lightweight magnesium alloy piston. Designed for demanding tree care and forestry tasks, this powerful tool delivers exceptional power-to-weight performance, boasting 5.4 bhp at just 12.8 lbs. Its innovative STIHL M-Tronic™ engine management system optimizes power and fuel efficiency under changing conditions, while the Ematic™ Lubrication System reduces oil consumption. The MS 400 C-M also features a long-life HD2 air filter, pre-separation air filtration system, and anti-vibration system to enhance durability and operator comfort. This professional-grade chainsaw combines cutting-edge technology with dependable STIHL quality for top-tier performance.

Features:

  • Magnesium alloy piston for reduced weight and increased power
  • STIHL M-Tronic™ engine management for optimized performance
  • Ematic™ Lubrication System reduces oil consumption
  • HD2 air filter with pre-separation filtration for extended cleaning intervals
  • Side-access chain tensioner for easy adjustments
  • Anti-vibration system minimizes operator fatigue
  • STIHL Quickstop® chain brake for enhanced safety
  • Adjustable automatic oiler for efficient lubrication
  • Lightweight design with excellent power-to-weight ratio

Model Number: MS 400 C-M 20

Specifications

  • Power Source: Gas
  • Powerhead Weight: 12.8 lbs.
  • Guide Bar Length (Recommended): 20 inches
  • OILOMATIC® Chain: 3/8" RS3
  • Chain Oil Capacity: 11 oz.
  • Engine Power: 5.4 bhp
  • Fuel Capacity: 20.3 oz.
  • Displacement: 66.8 cc
  • Intended Use: Professional
  • Compatible Guide Bar Ranges: 16" to 25"

Manuals

Misplace the user manual? No problem! Hartville Hardware is here to help. Below is the user manual for the STIHL MS 400 C-M 20" Chainsaw with Magnesium Piston. Read it before you buy it, or come back and download it if you have any questions after getting your product home.

STIHL MS 400 C-M 20" Chainsaw with Magnesium Piston

Warranty & Certifications

STIHL Limited Warranty can be found here: Click to View


All STIHL products are warranted for 3 months when the product is used for rental purposes.

All STIHL axes, hedge shears, loppers, pruners, and pruning saws are warranted against defective material or workmanship until the product is no longer available while owned by the original purchaser (other than for the purpose of resale) when used for all applications.

STIHL products sold through U.S. dealers are only for distribution in the United States.

 

DOUBLE THE LIFE OF YOUR LIMITED WARRANTY

Double limited warranty protection applies to STIHL gasoline-powered products purchased for personal non-income producing, household purposes only. At the time of your equipment purchase, simply purchase a six-pack of STIHL HP Ultra Oil or at least one gallon of STIHL MotoMix® premixed fuel to qualify for the double limited warranty coverage. STIHL HP Ultra Oil and STIHL MotoMix® premixed fuel provide for improved engine longevity. See the dealer for details or refer to STIHL’s Limited Warranty Policy.

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