Caterpillar 306 Mini Excavators for Sale

Browse 58 Caterpillar 306 Mini Excavators machines on Machmon. Compare by model, location, and condition, then contact sellers using the enquiry options provided.

Caterpillar 306 · Mini excavators

Caterpillar 306

A powerful 6-ton compact radius excavator combining industry-leading features with enhanced productivity and reduced operating costs.

Key specifications

Net Power: 41.7 kW (55.9 hp)
Operating Weight: 7,150 kg (15,766 lb)
Dig Depth: 4,110 mm (162 in) long stick
Maximum Reach: 6,685 mm (263 in)
Engine Model: Cat C2.4 Turbo
Track Width: 1,980 mm (78 in)

Model overview

The Cat 306 CR delivers maximum power in a 6-ton compact radius design. With 41.7 kW (55.9 hp) Cat C2.4 Turbo engine and 7.2 t (15,766 lb) operating weight, it excels in tight spaces while offering up to 162 inches dig depth. Features include stick steer travel, Next Generation monitor, sealed cab, and ground-level service access.

At a glance

Weight Class6-7 tons

Tail Swing TypeCompact radius

Engine TypeCat C2.4 Turbo

EmissionsTier 4 Final / Stage V

4672 machines · €390 - €498,960 · 1989 to 2026 · China, Germany, Netherlands

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Specifications sourced from cat.com (official manufacturer page).