Karcher 1.107-505.0 : HD 4.0/40 G Gas Plus Cold Water Pressure Washer with Honda GX390 Engine | 4.0 GPM 4000 PSI

Key Product Features

• Genuine Kärcher HD Gas Plus Pressure Washer: Original Kärcher professional pressure washer, part number 1.107-505.0, also listed as HD 4.0/40 G, designed for contractors, facilities, farms, municipalities, and commercial cleaning professionals who need reliable gas-powered cold water cleaning.
• 4.0 GPM High-Flow Cleaning Performance: Delivers 4.0 gallons per minute, giving operators strong rinsing volume for quickly flushing away loosened dirt, mud, grease, detergent residue, road film, and heavy debris from large surfaces and equipment.
• Powerful 4,000 PSI Cleaning Pressure: Produces 4,000 PSI cleaning power, making it ideal for durable surfaces such as concrete, pavement, equipment, trailers, trucks, sidewalks, loading docks, building exteriors, and commercial work areas.
• Reliable Honda GX390 Engine: Powered by a commercial-quality Honda GX390 engine, giving operators dependable gas-powered performance for outdoor cleaning where electric power is not available or practical.
• Direct-Drive Pump System: Kärcher lists this model with a direct-drive pump setup, helping transfer engine power efficiently to the pump while keeping the machine compact, responsive, and practical for mobile commercial cleaning.
• Kärcher KS4040 / Leuco LS4040 Pump Reference: Kärcher and distributor listings identify this model with a direct-drive pump for 4.0 GPM / 4,000 PSI operation; ProQuip lists a Kärcher KS4040 pump, while Kärcher’s page references a Leuco LS4040 direct-drive pump.
• HD Gas Plus Series Design: The HD Gas Plus Series is built for professional cold-water cleaning with Honda engines and commercial-grade pump options, making it a strong choice for users who need consistent performance on tough jobs.
• Modular Aluminum Frame: Kärcher’s HD Gas Plus literature describes an enhanced modular aluminum frame designed for improved durability, maneuverability, and jobsite practicality.
• Improved Maneuverability: The redesigned Gas Plus frame includes larger wheels and a practical layout to help operators move the machine more easily around shops, yards, driveways, job sites, and commercial properties.
• Integrated Wand Holder: Built-in wand storage keeps the spray lance secure and organized during transport, reducing loose accessories and improving daily workflow.
• Handy Hose Hanger: The included hose hanger helps keep the high-pressure hose tidy, reducing tangles and making setup and cleanup faster for busy cleaning crews.
• Vibration-Isolation Power Platform: HD Gas Plus models feature a vibration-isolation power platform that helps improve stability and reduce vibration during operation for smoother, more comfortable use.
• Professional Accessory Package: Dealer listings commonly include a trigger gun, 44-inch lance, and 50 ft high-pressure hose, giving operators the core accessories needed for commercial pressure washing work.
• Commercial Cold Water Cleaning: Provides strong cleaning output without the added complexity of a hot water system, making it suitable for everyday outdoor pressure washing and maintenance tasks.
• Excellent for Concrete Cleaning: Ideal for sidewalks, driveways, patios, parking pads, loading docks, shop entrances, pavement, and other durable hard surfaces that need high-pressure cleaning.
• Great for Equipment and Vehicle Washdown: Suitable for washing trucks, trailers, tractors, construction equipment, carts, tools, service vehicles, landscaping equipment, and agricultural machinery.
• Gas-Powered Outdoor Flexibility: Gas operation allows users to clean remote outdoor areas, farms, construction sites, service yards, municipalities, and commercial properties without relying on electrical power.
• Heavy-Duty Contractor Performance: The combination of 4.0 GPM and 4,000 PSI gives contractors and maintenance teams the cleaning impact and rinsing volume needed for more demanding jobs.
• Shipping and Storage Planning: Kärcher lists packaging weight at 185 lb and dimensions of 45 x 25 x 30 inches, helping buyers plan receiving, storage, and transport.
• California Sales Restriction: Kärcher notes that this item cannot be shipped to or sold in California, which is important for order planning and customer service communication.
• Trusted Kärcher and Honda Quality: Combines Kärcher professional pressure washer engineering with Honda GX390 engine reliability for long-term commercial cleaning value.

Why Buy from ProQuip Solutions

ProQuip Solutions supplies genuine Kärcher pressure washers, accessories, and replacement parts for contractors, facility teams, farms, municipalities, and commercial cleaning professionals. The Karcher 1.107-505.0 HD 4.0/40 G Gas Plus Cold Water Pressure Washer delivers powerful 4.0 GPM, 4,000 PSI cleaning performance with a reliable Honda GX390 engine, direct-drive pump efficiency, and practical HD Gas Plus mobility features. Choose ProQuip Solutions for authentic Kärcher equipment, knowledgeable support, and dependable cleaning solutions that help improve productivity and reduce downtime.