ChoreMaster® Series Gasoline Direct Drive Pressure Washer (Model CM-4200-0MMB)

Model: CM-4200-0MMB
Series: ChoreMaster®
Type: Gasoline Direct Drive Pressure Washer

The ChoreMaster® CM-4200-0MMB Gasoline Pressure Washer delivers serious cleaning power for users who need maximum performance in a portable direct-drive platform. Producing 4,200 PSI at 3.4 GPM, this unit is engineered to tackle heavy-duty cleaning jobs such as large driveways, concrete surfaces, vehicles, equipment, and property maintenance.

Powered by a 420cc Mi-T-M OHV engine and paired with a Mi-T-M crankshaft pump, the CM-4200-0MMB provides dependable starting, smooth operation, and long service life. The Mi-T-M Pressure Relief Start system reduces starting resistance, while the powder-coated steel frame and 10-inch flat-free tires offer durability and mobility across rugged terrain and job sites.

Key Features

• 4,200 PSI / 3.4 GPM for heavy-duty cleaning applications

• Mi-T-M crankshaft pump for professional-grade durability

• Mi-T-M Pressure Relief Start for easier engine starts

• Built-in low-pressure detergent injector

• Adjustable pressure unloader for precise cleaning control

• 50-ft x 3/8" wire-braided hose for extended reach

• Powder-coated steel frame with 10-inch flat-free tires

Pump & Engine

• Engine: 420cc Mi-T-M OHV

• Pump: Mi-T-M Crankshaft

• Unloader: Adjustable pressure

• Protection: Thermal relief valve

• Filtration: In-line water strainer

Included Accessories

• Quick-connect nozzles: 15°, 25°, and detergent

• 50-ft x 3/8" wire-braided high-pressure hose

• Two-piece 36" lance with trigger gun

Specifications

Weights & Dimensions

Ideal Applications

• Heavy-duty driveway and concrete cleaning

• Farm, ranch, and property maintenance

• Equipment and machinery washing

• Fleet vehicles and trailers

• Commercial and industrial outdoor cleaning

Warranty

• 1-Year Mi-T-M Pump Warranty

• 3-Year Mi-T-M Engine Warranty

Note: All gasoline models sold in California must be CARB-compliant. Consult factory for availability.