Mini excavator 309 CR VAB
crawlerdieselTier 4 - final

mini excavator
mini excavator
mini excavator
mini excavator
mini excavator
mini excavator
mini excavator
mini excavator
mini excavator
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Engine type
diesel, Tier 4 - final
Operating weight

Min.: 8,756 kg
(19,303.7 lb)

Max.: 9,550 kg
(21,054.1 lb)

Engine power

51.8 kW
(70.43 hp)

Digging depth

3,815 mm
(150.197 in)


The Cat® 309 CR Variable Angle Boom (VAB) Mini Excavator delivers maximum power and performance in a mini size to help you work in a wide range of applications. The Variable Angle Boom provides the maximum in linkage flexibility in tight applications.The 309 CR also features high flow hydraulics to handle power hungry attachments such as mulchers and brushcutters. 4 INDUSTRY FIRST FEATURES Cat Exclusives in a Mini Excavator UP TO 10% LOWER TOTAL OWNERSHIP COSTS with improved fuel efficiency and longer service intervals UP TO 20% MORE PERFORMANCE with customizable operator settings and improvements in lift, swing, travel and multifunction ENGINE Extended Life Coolant, –37° C (–35° F) Ecology Drain Cat C3.3B Diesel Engine (U.S. EPA Tier 4 Final/EU Stage V) – Electronic Engine, Turbo, Diesel Particulate Filter (DPF) Automatic Two Speed Travel Automatic Engine Shutdown Radial Seal – Double Element Air Filter Automatic Swing Brake Automatic Engine Idle Fuel Water Separator with Indicator HYDRAULICS Case Drain Line Hydraulic Temperature Monitoring Hydro Advanced Hydraulic Oil Certified Accumulator Power On Demand Variable Displacement Piston Pump Load Sensing/Flow Sharing Hydraulics Smart Tech Electronic Pump



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