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Caterpillar 306 · Mini excavators

Caterpillar 306

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

Caterpillar 306 excavator

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).