Product Description

Dirt Dog HDGRB Heavy-Duty Road Grader Box | 102" Overall Width | 72-90 HP For Tractors

Included Options:

DESCRIPTION

The Dirt Dog HDGRB Heavy-Duty Road Grader Box is the perfect solution for dirt and gravel road maintenance, ensuring smooth and even surfaces with less effort. This grader’s dual forward-mounted cutting edges churn and boil material, smoothing out rough patches and filling low spots without leaving potholes or windrows.

With a heavy-duty triple-lug hitch and 4" × 4" × 3/8" scarifier box, the HDGRB grader is built for durability and stability, even in the toughest conditions. The 1/2" × 6" reversible cutting edges are designed to handle years of demanding use, while the bolt-on replaceable skids allow for easy maintenance and adjustable cutting depth.

The Category I and II Quick Hitch compatibility ensures fast and secure attachment to a wide range of tractors. Designed for tractors with 72 HP (4WD) to 90 HP (2WD), this grader box is ideal for farmers, construction crews, and property managers who need reliable road maintenance equipment.

Key Features 

• Perfect for Dirt & Gravel Road Maintenance – Dual forward‑mounted cutting edges churn and “boil” material for a smooth, pothole‑free finish.
• Reduced Maintenance Needs – Leaves roads in such good condition that upkeep intervals are greatly extended.
• Overall Working Width: 102″ (8 ft) for wide coverage with fewer passes.
• Horsepower Range: Rated for 90 HP (2WD) or 72 HP (4WD) tractors — delivering the muscle needed for heavy road work.
• Category I & II Quick Hitch Compatible – Attaches quickly to a wide range of tractors without extra adapters.
• Triple Lug Hitch – Reinforced for maximum stability and long service life under load.
• Adjustable Cutting Depth – Tailor grading intensity for various materials and terrain types.
• Bolt‑On Replaceable Skids – Easy to swap when worn, extending tool life and lowering maintenance costs.
• Dual ½″ × 6″ Cutting Edges at 6° – Bolt‑on, reversible, and replaceable high‑carbon steel for versatility and durability.
• 4″ × 4″ × 3/8″ Scarifier Box – Rugged steel frame to break up compacted surfaces before smoothing.
• Multiple Color Options – Red, Green, Orange, Blue, or Yellow powder‑coat for corrosion resistance and customization.

Detailed Specifications

Manuals & Documents

• Brochure

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) & Top Private Drivers.
• 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!