10½” Spacing Wheel Offset Harrows

AMCO offers Wheel Offset Harrows with 10½” blade spacing in four options. Primary tillage models are available in both 50″ main frames or 86″ main frames (designated with a “B”).

General Purpose: J41

Model J41

Model Cutting Width No. of Disc Blades No. of Bearings Approx. Engine HP Required Approx. Weight lbs.*
J41-1624 7’0″ 16 6 68-88 2,592
J41-1824 7’10” 18 6 74-95 2,739
J41-2024 8’8″ 20 6 81-101 2,905
J41-2224 9’6″ 22 8 88-108 3,154
J41-2424 10’4″ 24 8 95-115 3,345

*To calculate weight/blade, divide the approximate weight of the model by the number of disc blades.
Specifications for all models subject to change without notice.

Aerial view of J41 Wheel Offset Harrow
  • Disc gangs feature maintenance-free bearings with three-year warranty; bearings eliminate possibility of contamination and need for re-lubrication
  • Standard equipment includes: 24″ x ¼” cutout blades with backup blades immediately behind; an adjustable tongue with jack; adjustable gang angle on both front and rear gangs; 15″ x 6″ wheels with 6-bolt wheel hubs; 4″ x 8″ hydraulic cylinder (3,000 PSI) with hoses to tractor
  • High-carbon replaceable and adjustable blades with ⅜″ x 2″ heat-treated spring steel shanks, mounted to 3″ x 2″ x ⅜″ high-carbon angle iron bars
  • Upgrades for rocky and woody conditions include: spring-loaded shock absorber gang with 24″ x ¼” cutout blades and heavy-duty end bells

Heavy-Duty Primary Tillage: J42, J42B

Model J42

50″ Main Frame
Model Cutting Width No. of Disc Blades No. of Bearings Approx. Engine HP Required Approx. Weight lbs.*
J42-2024 8’8″ 20 6 101-128 3,937
J42-2424 10’4″ 24 8 122-162 4,614
J42-2824 12’0″ 28 10 135-176 5,037
86″ Main Frame
Model Cutting Width No. of Disc Blades No. of Bearings Approx. Engine HP Required Approx. Weight lbs.*
J42B-2824 12’0″ 28 10 149-189 6,063
J42B-3224 13’8″ 32 12 169-203 6,558
J42B-3624 15’4″ 36 12 189-236 6,910
J42B-4024 17’0″ 40 12 216-257 7,803
J42B-4424** 18’8″ 44 16 236-277 8,389
J42B-4824** 20’6″ 48 16 257-297 8,741

*To calculate weight/blade, divide the approximate weight of the model by the number of disc blades.
**Equipped with auxiliary frames, clamps, and 8-hole hubs with 15″ x 10″ 8-hole wheels.
Specifications for all models subject to change without notice.

Side view of J42 Wheel Offset Harrow

This heavy-duty primary tillage tool cuts and sizes residue, eliminates clumps, and loosens packed soil, helping you prepare your ideal seedbed. It’s ideal for a wide range of applications.

  • Optional Shock Absorber Bearing Riser helps prevent damage from rocks and stumps
  • Disc gangs feature maintenance-free bearings with three-year warranty; bearings eliminate possibility of contamination and need for re-lubrication
  • Features 1½” square, high-carbon, cold-rolled steel axles
  • Standard unit comes with 24″ diameter x ¼″ thick plain blades with diminishing leveling blades
  • Optional blade diameters and thicknesses are available
  • Equipped with ³⁄₁₆” x 6½” x 8” high-carbon steel, replaceable, adjustable scraper blades mounted on bars of 2½” x 2½” square tubing; the scrapers are attached to the 2½” x ½” thick arms with heavy-duty U-bolts
  • Dual wheels improve flotation
  • Heavy-duty 3,000 PSI hydraulic cylinders adjust cutting depth and raise the disc for transport
  • Positive screw-type depth control maintains set cutting depth
  • Wear guards protect bearing housings and zerk guards protect grease fittings
  • Includes an adjustable 88½” tongue with base hitch and tongue jack
  • Backup blades provide added support for working blades
  • Features outrigger frame of 16’6″ through 20’6″
  • Weights of 179 to 208 pounds per blade
  • Safety features include safety chains, slow-moving placard, and light kits

Extra-Heavy-Duty Primary Tillage: J43, J44, J43B, J44B

Model J43

50″ Main Frame

Model Cutting Width No. of Disc Blades No. of Bearings Approx. Engine HP Required Approx. Weight lbs.*
J43-2024 8’8″ 20 6 115-135 4,303
J43-2424 10’4″ 24 8 122-162 5,036
J43-2824 12’0″ 28 10 149-189 5,617

86″ Main Frame

Model Cutting Width No. of Disc Blades No. of Bearings Approx. Engine HP Required Approx. Weight lbs.*
J43B-2824 12’0″ 28 10 162-203 6,616
J43B-3224 13’8″ 32 12 176-230 7,213
J43B-3624 15’4″ 36 12 189-243 8,074
J43B-4024** 17’0″ 40 12 216-270 8,533
J43B-4424** 18’8″ 44 16 243-304 9,283

Model J44

50″ Main Frame

Model Cutting Width No. of Disc Blades No. of Bearings Approx. Engine HP Required Approx. Weight lbs.*
J44-2024 8’8″ 20 6 128-162 4,464
J44-2424 10’4″ 24 8 149-176 5,222

86″ Main Frame

Model Cutting Width No. of Disc Blades No. of Bearings Approx. Engine HP Required Approx. Weight lbs.*
J44B-2824 12’0″ 28 10 162-216 6,848
J44B-3224 13’8″ 32 12 176-230 7,467
J44B-3624 15’4″ 36 12 189-243 8,406
J44B-4024** 17’0″ 40 16 216-270 9,221
J44B-4424** 18’8″ 44 16 243-304 9,626

*To calculate weight/blade, divide the approximate weight of the model by the number of disc blades.
**Equipped with auxiliary frames, clamps, and 8-hole hubs with 15″ x 10″ 8-hole wheels.
Specifications for all models subject to change without notice.

Aerial view of J44 Wheel Offset Harrow
  • Shock Absorber Bearing Riser prevents damage from rocks and stumps and is standard on J43, J43B, J44, and J44B models
  • Extra-heavy-duty 2¹¹⁄₁₆” bore greaseable, ball-type, toggle-mounted Protect-O-Shield® Bearings eliminate damage from grease gun pressure or residue wrapping; wear guards protect bearing housings, and zerk guards protect grease fittings
  • Features 1½” square, high-carbon, cold-rolled steel axles with axle sleeves for extra reinforcement
  • Standard unit comes with 24″ diameter x ¼″ thick plain blades with diminishing leveling blades
  • Optional blade diameters and thicknesses are available
  • J43 – Weights of 205 to 231 pounds per blade
  • J44 – Weights of 210 to 327 pounds per blade
  • Equipped with ³⁄₁₆” x 6½” x 8” high-carbon steel, replaceable, adjustable scraper blades mounted on bars of 2½” x 2½” square tubing; the scrapers are attached to the 2½” x ½” thick arms with heavy-duty U-bolts
  • Features HD end bells on gang assemblies
  • Dual wheels improve flotation
  • Heavy-duty 3,000 PSI hydraulic cylinders adjust cutting depth and raise the disc for transport
  • Positive screw-type depth control maintains set cutting depth
  • Backup blades provide added support for working blades
  • Features outrigger frame of 15’4″ through 18’8″
  • Safety features include safety chains, slow-moving placard, and light kits

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