2016 Caterpillar 307B

Built for contractors who need reliable backup capacity or a proven fleet addition, this 2016 Caterpillar 307B mini excavator delivers consistent performance across a wide range of site conditions. Sourced from Sichuan, China, and originally manufactured in Japan as a Caterpillar joint venture unit, this 7-ton machine carries the engineering pedigree your operations demand.

Powered by a Mitsubishi 4M40E1 four-cylinder engine producing 40.3 kW, the 307B runs on traditional fuel with a 135L tank — keeping downtime low on long shifts. A 2.8L displacement and proven hydraulic system back every dig cycle with controlled, repeatable force.

• Working weight: 6,500 kg | Tonnage: 7 tons
• Max digging depth: 4,110 mm | Max excavation radius: 6,200 mm
• Max excavation height: 7,290 mm | Max unloading height: 5,150 mm
• Track plate width: 450 mm | Transport width: 2,200 mm
• Engine: Mitsubishi 4M40E1 — 4 cylinders, 40.3 kW rated power
• Fuel tank: 135L | Hydraulic tank: 94L
• Rod length: 1,670 / 2,210 mm | Backhoe bucket configuration

Compact enough to maneuver in tight urban sites yet capable across utility, landscaping, and foundation work, the 307B slots into mixed fleets without friction. When your primary machines are committed, this unit keeps production moving.