Meet the Simpson Aluminum ALK60891, a 4,400-psi at 4.0-gpm gas pressure washer. Engineered to meet the cleaning demands for the professional user, the ALK60891 comes with a powerful Kohler CH440 engine with low-oil engine shutdown. Its reliable AAA industrial triplex pump features a thermal relief system that protects the pump from overheating. The ALK60891 also comes with a 3/8-inch by 50-foot, non-marring, and kink- and abrasion-resistant hose; 5 pro-style, quick-connect nozzles; a siphon tube for easy detergent application; and 13-inch premium pneumatic tires. This unit also comes equipped with on-board storage for the spray gun/wand, hose and nozzles. This ultra-lightweight, 100-percent aircraft-grade aluminum frame unit is ideal for construction, equipment upkeep, facility and fleet maintenance cleaning. It’s backed by a 3-year commercial limited engine warranty, 5-year commercial limited pump warranty, and 10-year commercial limited frame warranty. For more information, visit www.simpsoncleaning.com.