You are here:Home > Blades > Blades by OEM Brand > Grasshopper > 21" Blades - (3) for 61" cut
We found 8 results matching your criteria.
  • Click on "more info" to see OEM #'s and Model Applications
  • To receive discounted price on blades add item to cart and go to checkout to change the quantity. The price will automatically change based on the quantity ordered for each item.
  • If you can't find your part listed or have questions, call us at (866)-516-6937
Sort By:
Page of 1
21" Oregon Contour HD Mulching Blade 91-534 21" Oregon Extreme High Lift HD Blade 91-537 21" Oregon Gator G3 Blade 96-346
Part# 91-534

Each Price (6 or More): $12.95

21" Oregon Contour Heavy Duty Mulching Blade for 61" Grasshopper Front Mount and M161 Mid Mount deck models. Can also be used on Bush Hog and Woods mower decks. Our 26 quality standards ensure that you’re buying a sharp, high-performance blade that mounts properly. It delivers a clean cut for quality results. High-lift: The aggressive blade angle increases air flow to push debris up-and-out for superior bagging or side discharge.
  • Replaces Grasshopper OEM# 320244
  • Replaces Bush Hog OEM# 88668
  • Replaces Woods OEM# 70134, 70134KT
  • Length: 21"
  • Blade Width: 2.50"
  • Blade Thickness: .250"
  • Center hole: 1/2"
  • Offset: 5/16"
  • Air Lift: 1-3/16
  • Requires (3) for 61" cut
(May NOT fit all models- Check product description for exact OEM Part # match)

Part# 91-537
Each Price: $18.50

21" Oregon Extreme High Lift Heavy Duty Blade for 61" Grasshopper Front Mount and M161 Mid Mount deck models. Can also be used on Bush Hog and Woods mower decks. Oregon blades are individually straightened and hardened to provide a consistent, cleaner cut and increase blade longevity. The Extreme High Lift is an aggressive blade angle increases air flow to push debris up-and-out for superior bagging or side discharge.
  • Replaces Grasshopper OEM# 320246
  • Replaces Bush Hog OEM# 88668
  • Replaces Woods OEM# 70134, 70134KT
  • Length: 21"
  • Blade Width: 3.00"
  • Blade Thickness: .250"
  • Center hole: 1/2"
  • Offset: 5/16"
  • Air Lift: 1-1/4"
  • Requires (3) for 61" cut
(May NOT fit all models- Check product description for exact OEM Part # match)
Part# 96-346

Each Price (6 or More): $20.25

21" Oregon Gator G3 Blade for 61" Grasshopper Front Mount and M161 Mid Mount deck models. Can also be used on Bush Hog and Woods mower decks. Up to twice the cutting length for increased cutting efficiency with each revolution. The aggressive blade angle increases air flow to push debris up-and-out for superior bagging or side discharge. Cleaner, more efficient cutting performance can eliminate the need to bag, saving time, and reducing hassles.
  • Replaces Grasshopper OEM# 320322, 320242, 320242, 320245
  • Replaces Bush Hog OEM# 88668
  • Replaces Woods OEM# 70134, 70134KT
  • Length: 21"
  • Blade Width: 2.50"
  • Blade Thickness: .203"
  • Center hole: 1/2"
  • Offset: 5/16"
  • Requires (3) for 61" cut
(May NOT fit all models- Check product description for exact OEM Part # match)
21" Oregon Gator G5 Mulching Blade 596-346 21" Oregon Gator G6 HD Mulching Blade 396-712 21" XHT High Lift HD Blade B1GH1904
21" High Lift HD Blade
Each Price $15.95
Part# 596-346
Each Price (6 or More): $22.95

21" Oregon Gator G5 Blade for 61" Grasshopper Front Mount and M161 Mid Mount deck models.
Can also be used on Bush Hog and Woods mower decks. Tungsten carbide is fused into the blade, creating an ultra-hard layer at the cutting edge and increasing the time between sharpening. Cleaner, more efficient cutting performance can eliminate the need to bag, saving time, and reducing hassles. Up to twice the cutting length for increased cutting efficiency with each revolution. Greater width and thickness extends blade life and allows for longer lifting arch to improve bagging and mulching.
  • Replaces Grasshopper OEM# 320322, 320242, 320242, 320245
  • Replaces Bush Hog OEM# 88668
  • Replaces Woods OEM# 70134, 70134KT
  • Length: 21"
  • Blade Width: 3.00"
  • Blade Thickness: .203"
  • Center hole: 1/2"
  • Offset: 5/16"
  • Requires (3) for 61" cut
(May NOT fit all models- Check product description for exact OEM Part # match)
Part # 396-712
Each Price (6 or More): $24.65

21" Oregon Gator G6 Heavy Duty Blade for 61" Grasshopper Front Mount and M161 Mid Mount deck models.
Can also be used on Bush Hog and Woods mower decks. Tungsten carbide is fused into the blade, creating an ultra-hard layer at the cutting edge and increasing the time between sharpening. Cleaner, more efficient cutting performance can eliminate the need to bag, saving time, and reducing hassles. Up to twice the cutting length for increased cutting efficiency with each revolution. Greater width and thickness extends blade life and allows for longer lifting arch to improve bagging and mulching.
  • Replaces Grasshopper OEM# 320246
  • Replaces Bush Hog OEM# 88668
  • Replaces Woods OEM# 70134, 70134KT
  • Length: 21"
  • Blade Width: 3.00"
  • Blade Thickness: .250"
  • Center hole: 1/2"
  • Offset: 5/16"
  • Requires (3) for 61" cut
(May NOT fit all models- Check product description for exact OEM Part # match)
Part# B1GH1904
Each Price (6 or More): $14.95

21" XHT High Lift Heavy Duty Blade for 61" Grasshopper Front Mount, Rear Discharge and Mid Mount deck models.
Can also be used on Bush Hog and Woods mower decks. (Xtreme Hardness & Toughness) blades are 25-40% harder than standard lawnmower blades. Benefits of the XHT blade are sharper and longer lasting cutting edges. More resistance to bending. Tighter tolerances in the aftermarket vs. OEM. XHT blades also offer greater impact toughness.
  • Replaces Grasshopper OEM# 320245
  • Replaces Bush Hog OEM# 88668
  • Replaces Woods OEM# 70134, 70134KT
  • Length: 21"
  • Blade Width: 2.50"
  • Blade Thickness: .250"
  • Center hole: 1/2"
  • Offset: 5/16"
  • Air Lift: 1"
  • Requires (3) for 61" cut
(May NOT fit all models- Check product description for exact OEM Part # match)
21" Oregon High Lift HD Blade 791-531 21" Low Lift HD Blade
21" High Lift HD Blade
Each Price $15.75
Part# 791-531
Each Price (6 or More): $14.75

21" Oregon High Lift Heavy Duty Blade for 61" Grasshopper Front Mount, Rear Discharge and Mid Mount deck models. Can also be used on Bush Hog and Woods mower decks. Oregon blades are individually straightened and hardened to provide a consistent, cleaner cut and increase blade longevity. Has an aggressive blade angle increases air flow to push debris up-and-out for superior bagging or side discharge.
  • Replaces Grasshopper OEM# 320245
  • Replaces Bush Hog OEM# 88668
  • Replaces Woods OEM# 70134, 70134KT
  • Length: 21"
  • Blade Width: 2.50"
  • Blade Thickness: .250"
  • Center hole: 1/2"
  • Offset: 5/16"
  • Air Lift: 1"
  • Requires (3) for 61" cut
  • Formerly Oregon# 91-531
(May NOT fit all models- Check product description for exact OEM Part # match)
  • 21" Length, 1/2" Center Hole, 2.50" Width
  • Manufactured from .250 high carbon steel
  • (3) for 61"

For larger picture, detailed specs & OEM #s (See more info below)

Part # B1GH1902

Each Price (6 or More): $17.99