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Mulching Blade, 21"

Part# 91-539

This product is only available through retailers or servicing dealers.

The Oregon® 91-539 replacement lawn mower blade is made to the exact OEM specification for optimum performance. Our blades are individually straightened and hardened to provide a consistent, cleaner cut and increase blade longevity.

Product Details

  • Center hole: 1/2"
  • Requires 3 blades for 61" cut
  • Requires 2 blades for 41" cut
  • Superior mulching for bagging and discharge efficiency
  • Enhanced hardening to keep the blade sharper and more durable
  • Replaces major brands: Grasshopper, Woods, and Bush Hog

Specifications, Details & Support

Blades
Blade Width 5.08 cm
Thickness 5.16 mm
Blade Length 53.34 cm
Center Hole Size 12.7 mm
OffSet 0
Air Lift 25.4 mm
General
Color Black
Volume 60.06 in³
Product UOM Each
Weight (with Packaging) 2.85 Lb
Product Height 0.203
Product Length 21"
Product Width 2.5
Net Weight Carton 17.1 Lb

Model Fit Guide and Parts Cross Reference

Need Help? Contact Customer Service at 800-223-5168 or email us at support@oregonproducts.com

Fit Guide

Replacement Guide

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