GTM S306 Wood Chipper – 18HP 460cc Heavy-Duty Drum Chipper (Up to 4" Branches)
The GTM S306 is a powerful, professional-grade wood chipper engineered for homeowners, landscapers, and small farms. Powered by a high-performance 18HP 460cc WM192F OHV gasoline engine, it easily handles branches up to 4 inches (100 mm) thick and produces clean, consistent wood chips suitable for mulch, compost, and landscaping material.
Thanks to its dual reversible knife drum system, heavy-duty steel frame, and high output capacity, the S306 delivers outstanding performance while remaining compact and easy to maneuver.
✔ Key Features
- 4" Branch Capacity – ideal for hardwood and softwood
- 18HP 460cc Weima WM192F Engine – strong, reliable, 4-stroke OHV
- Dual Reversible Knives (Drum Type) – fast, efficient, clean chipping
- High Output – up to 1,100 lbs/hr throughput
- Durable Steel Construction – built for long-term use
- Large 5.00–9" Wheels – easy transport around property or jobsite
- Compact Footprint – convenient for storage and transport
✔ Technical Specifications
ModelGTM S306
Engine ModelWeima WM192F
Engine Type4-stroke OHV, air-cooled, single-cylinder
Engine Displacement460 cc
Engine Power18 HP / 13.4 kW @ 3600 RPM
Fuel Tank Capacity6.5 L / 1.72 gal
Oil Capacity1.1 L / 37 oz (SAE 10W-30)
Max Branch Diameter100 mm / 3.9" (listed as 3.5"–4")
Cutting SystemDual reversible drum knives
Blade Size195 × 55 × 7 mm
Blade MaterialHigh-grade steel
Cutting Head Speed3050 RPM
ThroughputUp to 1,100 lbs/hr
Dimensions 950 × 555 × 1020 mm (37.4" × 21.8" × 40.2")
Wheels5.00–9"
Net Weight125 kg / 276 lbs
Gross WeightApproximately 110 kg / 242 lbs (crate-based)
ConstructionHeavy-duty steel frame ✔ Perfect For
- Yard & garden cleanup
- Farm & homestead maintenance
- Landscaping & tree trimming projects
- Mulch & compost preparation
- Professional and residential wood chipping
Why Choose GTM?
GTM chippers are trusted for their durability, strong performance, and professional build quality. The S306 combines a powerful engine, high cutting capacity, and a compact design—making it suitable for both serious homeowners and professional landscapers.
Shipping & Support
- Fast shipping from our Illinois warehouse
- U.S.-based customer support
- Replacement parts and accessories available