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Champion Power Equipment

Model #100641

18-inch 45cc Chainsaw

Champion’s 18-inch 45cc Portable Gas Chainsaw is designed to take care of your heavy-duty cutting needs with power, reliability and speed. Featuring anti-vibration engine mounts and a low-kickback chain, this powerful tool will help you get the job done safely and efficiently.



Champion’s 45cc 2-stroke engine delivers the power you need


Safety features include a low-kickback saw chain, front hand guard, chain brake, chain catcher, throttle trigger lock and spark arrestor screen

Smooth Operation

Anti-vibration engine mounts create a smoother operating experience

Bonus Items

A blade sheath, file, multi-tool wrench and gas/oil mix measuring bottle are included

Champion Support

Includes 2-year limited warranty with FREE lifetime technical support from dedicated experts


The Champion Power Equipment 100641 18-inch 45cc Portable Gas Chainsaw is designed for heavy-duty, dependable and portable cutting with power and speed. Whether you’re pruning branches or cutting logs, this powerful tool will help you get the job done safely and efficiently.

Designed with your safety in mind, this chainsaw features a blade sheath, a low-kickback saw chain, plus a front hand guard and chain brake, which provide protection and reduce the chance of injury if kickback should occur. In addition, the throttle trigger lock prevents accidental acceleration, while the spark arrestor screen retains flammable particles and the chain catcher reduces the chance of injury if the saw chain breaks or derails.

Experience smooth operation thanks to the anti-vibration engine mounts, plus the auto bar oiling system keeps your guide bar and saw chain lubricated, which not only improves cutting efficiency, but also increases the life of the chain.

The fuel tank holds 13.2 ounces of gasoline and the chain oil reservoir holds 7.1 ounces of oil (recommended 2-stroke engine oil). Also included with your chainsaw is a file, a multi-tool wrench and a gas/oil mix measuring bottle. You’ll find the user’s manual to be extremely thorough and well written, making it easy to start using your chainsaw safely and quickly.

This chainsaw is EPA certified. Buy with confidence - our reliable support and network of service centers will back your purchase up with a 2-year limited warranty and FREE lifetime technical support.

What’s included

  • Scrench
  • Engine Oil
  • Bar Sheath


Bar Included Yes
Bar Length 18 in.
Bar Brand Oregon
Bar Type 188PXBK095
Blade Guard Included Yes
Chain Included Yes
Chain Type 21BPX072X
Chain Pitch 0.325 in.
Chain Gauge 0.058 in.
Chain Speed 23.114 m/s
Chain Brake Yes
Chain Oiler Automatic
Chain Oil Capacity 0.3 qt.
Tool-less Chain Adjustment No
Anti-Vibration Yes
Power Type Gasoline
Start Type Recoil
Engine Brand Champion
Engine Size 45cc
Engine Type 2-stroke
Fuel Mixture Ratio 35:1 - 40:1 gas:oil
Gasoline Capacity 0.1 gal.
Engine Oil Type 2-stroke
Engine Oil Included Yes
Low Oil Shut-Off No
ETL Listing cETLus
EPA Certified Yes
CARB Compliant No


Length 33.7 in.
Width 9.6 in.
Height 11.4 in.
Weight 14.3 lb.