9″ Spacing Wheel Offset Harrows
AMCO offers Wheel Offset Harrows with 9″ blade spacing in three options for lighter-duty work (D41), general purpose (F41), and heavy-duty primary tillage (F42).
Light Duty: D41

- Six triple-lip sealed, greaseable 1¹⁄₈” bearings come with a two-year warranty
- Gang angles are adjustable on both front and rear gangs
- 15″ x 16″ wheels feature 6-bolt wheel hubs
- Equipped with 3″ x 8″ hydraulic cylinder with stroke control
- Features 1¹⁄₈” square, high-carbon, cold-rolled, finished steel axles
- Safety chains included
- Tongue can be adjusted to an offset position
- Choose 18″, 20″, or 22″ blades with adjustable high-carbon steel scrapers
- Cutting widths range from 6′ to 9′, depending on model
- Weight ranges from 1,867 pounds to 2,402 pounds, depending on model
- Features a powder-coated finish for enhanced durability
- Optional equipment includes: Cutout blades in place of plain blades or feathering blades for rear gang
Model D41
Model | Cutting Width* | No. of Disc Blades | No. of Bearings | Approx. Engine HP | Approx. Weight lbs** |
---|---|---|---|---|---|
D41-1622 | 6’0″ | 16 | 6 | 34-54 | 1,867 |
D41-1822 | 6’9″ | 18 | 6 | 41-61 | 1,952 |
D41-2022 | 7’6″ | 20 | 6 | 47-68 | 2,102 |
D41-2222 | 8’3″ | 22 | 6 | 61-81 | 2,252 |
D41-2422 | 9’0″ | 24 | 8 | 74-95 | 2,402 |
*Transport width is cutting width plus 6″.
**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.
General Purpose: F41

- Disc gangs feature maintenance-free bearings with three-year warranty; bearings eliminate possibility of contamination and need for re-lubrication
- Standard equipment includes: 22″ x ¼” cutout blades, 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
- Features 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
- Safety features include: Safety chains, slow-moving placard, and light kits
- Optional equipment includes: Feathering blades with scraper for the rear gang
Model F41
Model | Cutting Width* | No. of Disc Blades | No. of Bearings | Approx. Engine HP | Approx. Weight lbs** |
---|---|---|---|---|---|
F41-1822 | 6’9″ | 18 | 6 | 68-88 | 2,428 |
F41-2022 | 7’6″ | 20 | 6 | 75-95 | 2,568 |
F41-2222 | 8’3″ | 22 | 8 | 81-101 | 2,801 |
F41-2422 | 9’0″ | 24 | 8 | 88-108 | 2,922 |
F41-2622 | 9’9″ | 26 | 8 | 95-115 | 3,036 |
F41-2822 | 10’6″ | 28 | 8 | 101-122 | 3,257 |
*Transport width is cutting width plus 6″.
**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.
Heavy Duty: F42

- Helps you prepare the ideal seedbed by cutting and sizing residue, eliminating clumps, and loosening packed soil
- Dual wheels provide improved flotation
- Disc gangs feature maintenance-free bearings with three-year warranty; bearings eliminate possibility of contamination and need for re-lubrication
- Screw-type depth control combined with hydraulic cylinder maintains set cutting depth
- Frame clamps help ensure proper frame alignment, even under the toughest field conditions
- Fabricated steel bearing risers are made for tough terrain
- Leveling spring and multiple tongue settings allow adjustments for changes in soil conditions
- 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
- Weights of 164 to 197 pounds per blade
- Standard features include: Adjustable tongue and 1½” square, high-carbon, cold-rolled steel axles
- Safety features include: Safety chains, slow-moving placard, and light kits
- Optional equipment includes: Cutout blades in place of plain blades or feathering blades for rear gang
Model F42
50″ Main Frame
Model | Cutting Width* | No. of Disc Blades | No. of Bearings | Approx. Engine HP | Approx. Weight lbs** |
---|---|---|---|---|---|
F42-2224 | 8’3″ | 22 | 8 | 95-122 | 4,146 |
F42-2424 | 9’0″ | 24 | 8 | 108-142 | 4,290 |
F42-2824 | 10’6″ | 28 | 8 | 122-162 | 4,785 |
F42-3224 | 12’0″ | 32 | 10 | 135-190 | 5,223 |
86″ Main Frame (B)
Model | Cutting Width* | No. of Disc Blades | No. of Bearings | Approx. Engine HP | Approx. Weight lbs** |
---|---|---|---|---|---|
F42B-3224 | 12’0″ | 32 | 10 | 149-203 | 6,424 |
F42B-3624 | 13’6″ | 36 | 12 | 162-216 | 6,708 |
F42B-4024 | 15’0″ | 40 | 12 | 182-236 | 7,008 |
F42B-4424*** | 16’6″ | 44 | 14 | 203-257 | 8,057 |
F42B-4824*** | 18’0″ | 48 | 16 | 216-270 | 8,341 |
*Transport width is cutting width plus 6″.
**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.