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YardbeastModel 4521 -4.5-inch Commercial Wood Chipper

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Choose between the rugged Kohler CH640 or the mighty CRX 680cc V-Twin Commercial Engine with Electric Start. Capable of chipping wood branches up to 4.5 inches with exceptional self-feeding capability. Highway towable with 2" ball receiver and 1,000-lb trailer assist jack.
Torsion axle suspension for a smooth ride and big tires that give enormous on-road and off-road potential. Transmission commercial-grade clutch for easy starts and better engine shock load protection.

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Dual Blade Rotor with Split-Frame

The 4521 comes with a dual-blade reversible rotor that achieves amazing self-feeding among a wide array of tree materials.  The split frame allows for quick inspections and clear debris..

Smooth Ride On and Off Road

Towing the chipper is as smooth as ever thanks to the torsion suspension design. The big wide highway-rated wheels make this chipper versatile in on and off-road conditions.

EPA/CARB Fuel Tank

The fluorinated, high-density plastic tank holds up to 5 gallons of fuel, giving you a range of continuous use of 5 to 6 hours between refueling. Complies with recent EPA/CARB regulations.

DOT Compliant Trailer Lightning

The trailer of the chipper is equipped with the latest DOT-compliant trailer light equipment.

CARB Fuel Vapor Canister

To comply with the latest CARB regulations. The fuel system of the chipper is integrated with a Gasoline vapor trap device that prohibits the gases from entering the atmosphere.

Heavy Duty Manual Canister

Even the manual canister is made heavy-duty in this chipper! You can safely stow your manual and important documentation with a sealed all-season resistant manual canister.