Products Description

Rotadairon STONY Series Stone Buriers Soil Renovator | Model Stony-75, Stony-90 & Stony-115 | Working Width 29.5", 38" & 43.5" | Horsepower 15-25 HP | For Tractors

DESCRIPTION

The Rotadairon STONY Series is a professional-grade lineup of stone buriers designed for micro and sub-compact tractors. These machines prepare seedbeds by tilling, leveling, mixing, and burying stones, debris, and vegetation in a single pass. With working widths from 29.5" to 43.5", each model features a robust rotor with anti-pad blades, a selection grid, and a rear mesh roller for consistent depth control. Ideal for landscaping, turf renovation, and green space development, the STONY series ensures clean, leveled surfaces ready for seeding — even in challenging soil conditions.

Key Features

• Working Widths: 29.5", 38", and 43.5" Tailored for small plots, landscaping, and turf renovation with compact coverage options
• Tractor Power Requirement: 15–25 HP Compatible with sub-compact and compact tractors for efficient operation
• Maximum Working Depth: 5.5" (140 mm) Adjustable rear roller enables deep soil processing and stone burial
• Rotor Diameter: 15.75" (400 mm) Oversized rotor with patented anti-sole blades for aggressive mixing and inversion
• Blade Count • STONY 75: 16 blades • STONY 90: 20 blades • STONY 115: 24 blades — optimized for cutting density and soil turnover
• Grid Finger Spacing: 22 mm (7/8") Filters out large debris while retaining fine soil for a smooth finish
• Transmission System Angle gearbox with chain in oil bath for reliable power transfer
• Oil Bath Torque Limiter Protects drivetrain from overload and ensures smooth operation
• Forward Speed: 0.5–0.9 mph Optimized for thorough soil conditioning and safe operation
• 3-Point Hitch Compatibility: Category I & II Secure mounting for a wide range of compact tractors
• PTO Speed: 540 RPM Matches standard tractor drivetrains for consistent rotor performance
• Transport Dimensions • STONY 75: 47.75" W × 57" L × 32.25" H • STONY 90: 54.5" W × 61.5" L × 32.75" H • STONY 115: 59.75" W × 64" L × 33.25" H

Detailed Specifications

Manuals & Documents

General Warranty Info:

• Ripping It Outdoors works closely with our manufacturers to supply and support your products warranty needs as best as possible!
• The majority of products come with a manufacturer represented warranty against manufacturing defects for at least a 12 month period after the date of sale. 
• Expendable components and "wear parts" including but not limited to blades, knives, teeth, oil, chain sprockets, skid shoes, knife mounting discs, and similar components are usually excluded from manufacturer warranties.
• Please reach out to us for any specific warranty information needed about products and parts you can’t find!

Videos

Shipping

General Shipping Info:

• Instantly calculate shipping quotes to the lower 48 states by 1. adding this product to your cart, 2. click continue to the checkout page and 3. enter your shipping address to check rates. Contact us for quotes for shipping to Hawaii, Alaska, Canada, Mexico and Internationally.
• Complimentary lift gate service on all freight shipments where it’s possible. We guarantee safe delivery!
• Low shipping rates for customers. We have negotiated the best possible rates for customers from our trusted carriers (ODFL, ESTES, UPS, and FedEx).
• Negotiate shipping rates if you think we can do better please reach out. Keep in mind some shipping rates also include assembly & configuration as well!