Stump Ax Stump Grinder

Skid Steer / Excavator

The Stump Ax has everything you want in a stump grinder attachment: reliability, speed, visibility and control. We gave it a heavy-duty, practical design with an industry-leading cutting wheel to help you get the job done without any downtime. It is available for skid steers, compact track loaders and excavators. And because it has the Loftness name on it, you know it’s got to be good.

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Rigid Mount

This practical mounting style helps operators work quickly.

Angled Hitch With Forward-Reaching Boom

This specialized design provides superior control with excellent visibility.

High-Torque Radial Piston Motor

A 200cc high-torque radial piston motor on the Stump Ax is compatible with skid steers, compact track loaders and excavators with 30- to 60-gallon-per-minute hydraulic flow ratings.

Reversible Motor Mount

The hydraulic motor can be mounted either forward- or rear-facing. The rear-facing orientation is ideal for most applications, but can be reversed as needed when working up against buildings or other obstacles to improve clearance.

Phantom Wheel With Tomahawk Teeth

The Phantom Wheel with Tomahawk teeth from Leonardi are highly regarded by vegetation management professionals for their high strength and fast cutting performance. The Phantom Wheel also has cut-outs to create a see-through effect for further improved visibility.

Chain Deflector

A specialized discharge with chain deflector provides superior control of the wood chips.

Mounting Options

The Stump Ax can be equipped with a universal skid steer mount. Or custom excavator mounts can be provided with or without pins.



Model 31SG
Wheel Diameter 31″ (78.7 cm)
Number of Teeth 48
Hydraulic Horsepower Range 60-120 Hydraulic HP
Max PSI 5,000 PSI
Height 33.9″ (86.1 cm)
Length 34.8″ (88.4 cm)
Weight (Base Unit/No Mount) 891 lbs (405kg)
Weight (with Skid Loader Mount) 1,365 lbs (620kg)

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