Front left view of 325G Compact Track Loader with hydraulic hammer breaking up concrete in a parking lot
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John Deere
HH40C
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John Deere HH40C Hydraulic Hammer

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Right Tool for the Job

Multiple bit options provide specialized functions, so you can match the tool to material and application for better productivity.

Close-up side view of a hydraulic hammer bit resting atop a concrete block on a dirt jobsite
Lower Noise, Easier Service

30% fewer parts, no tie rods, and membrane accumulator reduce noise/vibration and maintenance; one-piece bushings and simple tool retention speed service.

Hydraulic hammer breaking up concrete in the street in front of a building under construction
Fast, Efficient Breaking

C-series hydraulic hammers deliver 2–3x more blows per minute than prior models, with constant blow energy for strong performance on smaller skid steers/CTLs and compact excavators.

Side right view of an HH60C Hydraulic Hammer pummeling material at a roadside jobsite
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Dimensions
Hammer Weight

191 kg

Hammer Weight

420 lb.

Weight with Skid Steer Loader Mount

372 kg

Weight with Skid Steer Loader Mount

820 lb.

Weight with Compact Excavator Mount

257 kg

Weight with Compact Excavator Mount

566 lb.

Tool Diameter

55.9 mm

Tool Diameter

2.2 in.

Impact
Impact Rate (Blows Per Minute)

700-2600

Impact Energy Class

610 J

Impact Energy Class

450 footPound

Noise Level

119 dBA

Hydraulics
Hydraulic Flow

37.8-70 L/min

Hydraulic Flow

10.6-18.5 gpm

Operating Pressure

10-17 MPa

Operating Pressure

1450-2465 psi

Pressure Relief

22 MPa

Pressure Relief

3190 psi

Vehicle Compatibility
Compact Excavators

26G, 30G, 35G

Compact Track Loaders

317G, 325G

Skid Steer Loaders

316GR, 318G, 320G, 324G