STIHL MS 400.1 C-M Chainsaw – 50 cm / 20" Bar, 66.8 cc (MB012000005)

Stock Code: MB012000005
Available to Order
£1,095.20 (inc VAT) per Each
£912.66 (exc VAT)
Quantity: - +

STIHL MS 400.1 C-M Petrol Chainsaw – 50 cm / 20" Bar (66.8 cc, Magnesium Piston, M-Tronic)

MB012000005 – Professional Logging Chainsaw with Maximum Cutting Performance


The STIHL MS 400.1 C-M is a professional petrol chainsaw, built for heavy-duty forestry and timber processing. Featuring the world’s first magnesium piston in a chainsaw, it delivers exceptional power-to-weight ratio and rapid acceleration.


With its 50 cm / 20" guide bar, the MS 400.1 C-M is designed for felling larger trees and processing big timber, combining M-Tronic engine management with STIHL’s proven reliability for consistent performance in all conditions.


Key Features:

  • 66.8 cc STIHL 2-MIX engine – 4.0 kW / 5.4 hp power output

  • Magnesium piston – lightweight, high-strength, improves acceleration & balance

  • M-Tronic electronic engine management – automatic adjustment for optimum performance

  • 50 cm / 20" Rollomatic E guide bar with .325" Rapid Super Pro chain

  • Outstanding power-to-weight ratio – 5.8 kg (excluding bar/chain/fuel)

  • STIHL ElastoStart system – smooth starting with reduced kickback

  • Advanced HD2 air filter system – reliable operation in dusty environments

  • STIHL anti-vibration technology – reduced fatigue in prolonged cutting

  • Side chain tensioner – safer, faster chain adjustments

  • Tool-free fuel & oil filler caps – quick refuelling in the field


📦 What’s Included:

  • STIHL MS 400.1 C-M Petrol Chainsaw

  • 50 cm / 20" Rollomatic E guide bar

  • .325" Rapid Super Pro saw chain

  • Chain bar scabbard

  • Supplied in STIHL branded box


🔧 Ideal For:

  • Professional forestry contractors and timber harvesters

  • Large tree felling and logging operations

  • Heavy-duty firewood and estate management work

  • Users needing longer bar length for bigger cuts


⚠️ Please Note:

  • Use STIHL MotoMix® or 50:1 two-stroke fuel mix

  • Requires full PPE: helmet, gloves, chainsaw trousers & boots

  • Rear-handle saw – not designed for arborist/top-handle use

  • Chain oil and fuel sold separately

BrandStihl
Weight (kg)5.5
Sound pressure level (dB(A))107
Sound power level (dB(A))120
Displacement (cm³)62.6
Vibration level left / right (m/s²)4.5 / 4.4
STIHL cordless power system2-MIX
Power output (kW / hp)3.9 / 5.3
Bar length (cm / inches)50 / 20
Saw chain pitch3/8"
Drive link gauge (mm)1.6
STIHL Oilomatic saw chain typeRS
Weight-to-power ratio (kg / kW)1.4

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