Stihl MS 400.1 C-M Petrol Chainsaw – Professional Power & Precision

The Next Generation of Professional Chainsaws

The Stihl MS 400/1 C-M Petrol Chainsaw represents the pinnacle of performance and innovation for professional forestry, arborists, and land management work.
Featuring Stihl’s magnesium piston technology, the MS 400 delivers an exceptional power-to-weight ratio, increasing engine performance by up to 10% while reducing overall weight. Built for demanding users who expect maximum output, durability, and balance, this chainsaw is perfect for cutting efficiency, precision, and operator comfort.

🔧 Key Features & Benefits

• Magnesium Piston Technology – Lightweight construction with faster acceleration and improved cutting power.

• 66.8cc Engine with 4.0 kW Power Output – Exceptional torque for felling, snedding, and cross-cutting hardwoods.

• M-Tronic™ Engine Management – Automatically adjusts fuel and air mixture for optimum performance in all conditions.

• Anti-Vibration System – Reduces operator fatigue for extended cutting sessions.

• HD2 Air Filter – Long-life, high-efficiency filtration protects the engine from fine dust.

• Lightweight Construction – At just 5.8 kg (dry weight), it’s among the most powerful chainsaws in its weight class.

• Decompression Valve & ElastoStart™ – Makes starting smoother and easier.

• Stihl Ematic™ Lubrication System – Optimal oil flow reduces chain wear and oil consumption.

• Tool-free Fuel Caps – Fast, easy refueling without tools.

⚙️ Technical Specifications

🌲 Ideal for Professional Users

The MS 400 is perfect for:

• Forestry and tree surgeons requiring high-performance felling saws

• Contractors and estate managers working with dense hardwoods

• Arborists who need reliable power with less fatigue during long sessions

With its magnesium piston and optimized balance, this chainsaw delivers faster acceleration and improved cutting precision — ideal for professional forestry and arborist work.

⚖️ MS 400.1 vs. Other Stihl Chainsaws

The MS 400 offers the best balance between weight and power, making it a favourite among professionals who need performance without the bulk of larger models.

🧰 Maintenance & Reliability

Stihl’s design ensures the MS 400 is easy to maintain and service:

• HD2 filter is washable and reusable

• Tool-free caps simplify fuel and oil refills

• M-Tronic reduces manual carburetor adjustments

Proper care ensures years of dependable operation.

💬 Customer Reviews

⭐ 5 / 5 – “The best professional saw I’ve used yet.”

“Smooth, powerful and perfectly balanced. The magnesium piston really makes a difference in acceleration.” – Professional Arborist, Norfolk

⭐ 4.9 / 5 – “Exceptional build quality.”

“It feels like a mini MS 462 – lighter but nearly as powerful. Highly recommend for serious users.” – Forestry Contractor, Suffolk

❓ Frequently Asked Questions

Q: What bar lengths are available?
A: 16″, 18″, 20″, or 25″ depending on cutting needs.

Q: Is it suitable for firewood cutting?
A: Yes – perfect for firewood and heavy forestry work, especially hardwoods.

Q: How does it compare to the MS 500i?
A: The MS 400 is lighter and more fuel-efficient, offering a perfect balance of agility and power for most professional users.

💸 Purchase with Zero-Turns.co.uk

When you buy from Zero-Turns.co.uk, you get:

• Full UK Warranty

• Pre-delivery inspection included

• Collection or delivery across Norfolk & Suffolk

📍 Acle Motor Company
Reedham Road, Acle, Norfolk, NR13 3DE
📞 01493 751942 | ✉️ david@aclemotorcompany.co.uk