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skidsteer.uk

1. What Are Grader Attachments for Skid Steer Loaders?

Grader attachments are precision grading tools that mount to skid steer loaders. They are designed to level, smooth, and contour surfaces such as:

  • Roads
  • Driveways
  • Parking lots
  • Construction sites
  • Landscaped areas

They convert a skid steer into a mini motor grader for small-to-medium scale grading jobs.


2. Types of Grader Attachments

 Manual Graders

  • Blade adjustments made manually via mechanical cranks or pins.
  • Low cost, simple design.
  • Best for small, flat areas.

 Hydraulic Graders

  • Blade adjustments controlled from the skid steer’s cab.
  • Uses skid steer’s auxiliary hydraulics.
  • Offers precision control for blade height, tilt, and angle.

 Laser-Guided Graders

  • Integrated with laser receivers and grade control systems.
  • Allows automated blade positioning for perfect leveling.
  • Ideal for jobs requiring fine tolerances, such as concrete pads.

3. Key Components of a Grader Attachment

ComponentFunction
Grading BladeLevels and contours material (commonly 6–8 feet wide).
Side Skis / Gauge WheelsMaintain consistent blade height and prevent gouging.
Hydraulic CylindersControl blade angle, tilt, and depth from the cab.
Control LinkagesConnect hydraulic functions to the operator’s controls.
Laser Receivers (Optional)Provide automatic blade adjustment for precision grading.

4. Grader Sizes and Blade Widths

Skid Steer SizeGrader Width
Mini Skid Steer4–6 feet
Standard Skid Steer6–8 feet
Large Frame Skid Steer8–10 feet

 Blade Width Selection Tips:

  • Blade width should not exceed loader’s track width by more than ~30% for optimal control.
  • Wider blades grade faster but are harder to maneuver in tight areas.

5. Hydraulic Compatibility

 Hydraulic Flow

  • Most hydraulic graders operate on standard flow (15–25 GPM).
  • Some advanced graders require high-flow hydraulics for faster blade response and laser systems.

 Coupling Requirements

  • Flat-faced quick couplers are standard.
  • Check coupler size (½ inch or ⅜ inch).
  • Ensure your skid steer’s hydraulic output matches the grader’s GPM and PSI requirements.

6. Attachment Mounting

 Universal Skid Steer Quick-Attach Plate

  • Most grader attachments use the universal plate compatible with all modern skid steers.
  • Locking pins must engage securely.
  • Check compatibility with mini skid steers if using smaller frames.

7. Common Grader Attachment Features

FeaturePurpose
Adjustable Blade AngleAllows crowning and slope grading.
Blade Tilt ControlLevels surfaces across uneven terrain.
Hydraulic Side ShiftMoves blade laterally without repositioning the machine.
Gauge WheelsMaintain precise grade depth.
Laser CompatibilityFor automated precision grading.

8. Applications for Grader Attachments

  • Road construction and maintenance.
  • Parking lot preparation.
  • Gravel driveway leveling.
  • Landscape contouring.
  • Building pad preparation.
  • Sports field construction.

9. Maintenance Requirements

 Daily:

  • Inspect hydraulic hoses and couplers for leaks.
  • Check blade for cracks, wear, or loose fasteners.
  • Grease pivot points and cylinder pins.

 Weekly:

  • Inspect side skis or wheels for wear.
  • Clean debris from hydraulic lines and adjustment mechanisms.

 Periodically:

  • Replace cutting edges when worn.
  • Check hydraulic cylinders for smooth operation and leaks.
  • Inspect laser receiver components (if applicable).

10. Key Brands to Consider

BrandNotable Features
Bobcat Grader AttachmentsReliable, offers manual, hydraulic, and laser options.
VirnigHigh-quality hydraulic graders with optional depth control wheels.
Loegering (VTS)Precision laser grading systems available.
Land HonorAffordable manual and hydraulic graders.
BonovoHeavy-duty graders with excellent build quality.

11. Price Expectations (New Attachments)

TypePrice Range
Manual Grader£2,500 – £4,000
Hydraulic Grader£4,000 – £8,000
Laser-Guided Grader£10,000 – £20,000

12. Questions to Ask Before Buying

  • Is the grader manual, hydraulic, or laser-controlled?
  • Does it require standard or high-flow hydraulics?
  • What is the blade width and can my skid steer handle it?
  • Does it have universal quick-attach compatibility?
  • Are gauge wheels or side skis included?
  • What is the availability of replacement blades and parts?
  • Does the dealer offer warranty and support?

13. Final Buying Checklist

✅ Attachment width matches your loader’s size and job site needs
✅ Hydraulic system flow and pressure are compatible
✅ Flat-faced quick couplers match your machine’s hydraulic connections
✅ Universal quick-attach plate fits your skid steer
✅ Grader offers manual, hydraulic, or laser adjustment as needed
✅ Dealer provides warranty and spare parts availability
✅ Attachment is suitable for the type of grading you plan to perform