CAT CLASS: HQ-10553

15-30 hp Stump Grinder

The 15-30 hp stump grinder is the entry-level self-propelled or tracked class, designed for residential work where portability and tight-access maneuverability outweigh production speed. This size sits at the base of the stump grinder ladder, below the 30-60 hp Stump Grinder. Machines in this band prioritize compact footprint and lower weight over cutting depth and horsepower.

Models

Brands

Cat classes

Pick a size class — capacity and reach differ across the range.

Key specifications

Specification	Typical range	What it means
Engine power	18.6–26.0 hp	Sufficient for residential stumps up to 30–45 cm diameter in multiple passes
Operating weight	1,199–1,550 lb (544–703 kg)	Light enough for sensitive lawns and manual trailer loading with ramps
Track or wheel configuration	Tracked or dual-wheel	Tracks distribute weight and navigate slopes; wheels offer faster repositioning on flat ground

How to choose

The 15-30 hp Stump Grinder class is appropriate for tree service contractors and landscape maintenance crews handling multiple residential stumps per day in backyards, side yards, or gated areas where machine width and weight matter. When work regularly involves stumps larger than 45 cm diameter, hardwood species, or open sites where production speed justifies larger equipment, the 30-60 hp Stump Grinder class offers meaningfully faster cycle times and deeper cutting capacity. No smaller self-propelled class exists; hand-held or walk-behind non-powered stump tools address occasional single-stump tasks.

What this size handles

Clearing 15–20 residential stumps per week across multiple properties
Removing ornamental tree stumps in fenced backyards with 90 cm gate access
Grinding stumps 25–40 cm diameter left after storm-damaged tree removal
Preparing planting beds where stump roots must be ground 15–20 cm below grade
Servicing municipal parks with scattered small-diameter hardwood stumps
Processing softwood stumps in newly developed subdivisions with established landscaping

Safety & operation

Cutting wheels throw debris; operators and bystanders require eye protection and maintain 15-meter clearance
Machines in this weight class can shift on slopes; wheel chocks or track braking prevent rollaway during shutdown
Underground utilities must be located before grinding; cutting teeth contact with rocks or metal creates hazardous projectiles
Articulating or swinging cutting heads require clearance awareness to avoid striking fences, structures, or overhead obstacles

Transport & logistics

Typically hauled on single-axle utility trailers rated 680–900 kg capacity
Most units load via walk-on ramps; operating weight permits manual winching on inclines
Compact dimensions allow transport in standard landscape trailers alongside other equipment

Power & supply

Gasoline engines are standard; fuel tank capacity supports 3–5 hours continuous operation
No external power required on site; machines are fully self-contained
Daily fuel consumption typically 15–25 liters depending on stump density and hardness

Frequently asked

What stump diameter range is practical for 15-30 hp machines?

Most units in this class efficiently grind stumps 15–45 cm diameter. Larger stumps can be processed but require significantly more passes and extended cycle time, often making the 30-60 hp Stump Grinder class more productive for diameters above 40 cm.

Do tracked models justify the cost premium over wheeled versions?

Tracked units distribute weight more evenly, reducing turf damage and improving stability on slopes or soft ground. Wheeled models reposition faster on hard surfaces and typically cost less, making them suitable for flat, open sites where ground pressure is not a concern.

How does cutting depth compare to larger stump grinders?

Machines in the 15-30 hp range typically grind 20–30 cm below grade in a single positioning. The 30-60 hp Stump Grinder and larger classes offer 35–45 cm or deeper cutting, important when stump removal must accommodate foundations, utilities, or deep-root planting.

Compare popular models

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Normalised to the same units. A dash means the figure was not published.

Model	Engine power	Operating weight	Fuel capacity
Vermeer SC292 Stump Cutter	27 hp	1,219 lb (553 kg)	6.0 gal
Vermeer SC30TX Stump Cutter	25 hp	1,550 lb (703 kg)	6.8 gal
Toro STX-26 Stump Grinder	26 hp	1,199 lb (544 kg)	-