STIHL MS 251 18 in. 45.6 cc Gas Chainsaw

The STIHL MS 251 Wood Boss chainsaw is designed to deliver all the power you’d expect from STIHL equipment, yet with a comfortable and ergonomic design. The MS 251 Wood Boss is perfect for felling small trees, pruning and thinning and cutting firewood simply and efficiently. With up to 20 percent fuel savings and 50 percent reduced emissions (as compared to previous models), you can enjoy a longer run time while feeling good about your impact on the environment. Features like a master control lever and reduced vibration make the STIHL MS 251 Wood Boss a lean, easy-to-use machine that still packs plenty of power.


Toolless fuel and oil caps with retainers Simply lift the lever and twist the caps to remove or tighten

Large starting handle is easy to grip

Zero or low exhaust emissions

Front hand guard is designed to reduce the risk of injury

Front handle is designed for a secure grip

Protected spark plug is protected, yet easy to change

Air filter cover is easy to remove for fast and easy filter cleaning or replacement

Smooth clean design has no rough edges to snag on clothing or brush



Brand Name: STIHL
Sub Brand: Wood Boss
Product Type: Chainsaw
Antivibration Handle: Yes
Bar Length: 18 inch
Brand Name: STIHL
CARB Compliant: Yes
Chainsaw Type: Chainsaw
Engine Displacement: 45.6 cubic centimetre
Engine Type: 2 Cycle
Model Number: MS 251
Start Type: Pull Start
Sub Brand: Wood Boss
Tension Adjustment Type: Quick-Adjust
Powered By: Gas