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Unmatched Ruggedness, Dependability and Performance
Case IH Heavy-Offset 790 disk harrows are engineered to provideconsistent performance over years of use. Featuring durability-enhancing design, adjustibility to fit varying conditions and self-sharpening Earth Metal® blades.
Designed for Durability
The Case IH Heavy-Offset disk harrows is designed to handle even the toughest conditions.Built with welded steel tubing, nodular iron spools, high-capacity bearings and a self leveling hitch.
Nodular Iron Spools
Unlike steel-fabricated spools on other brands, Case IH cast nodular iron spools:
Resist compression up to 20 tons without loosening blades
Add greater blade support with bell-shaped design
Provide better residue flow with hourglass middle
High Capacity Bearings
Flangent and Cushion Gang® bearings feature:
Finely ground inner rings
Heavy steel sleeves that distribute shock loads along the arbor bolt
Regreasable for extended life
Triple sealed to repel debris and moisture
Exclusive to the Heavy-Offset 790 disk harrows
Keeps gangs working at uniform depth from front to rear
Transfers weight between tractor and disk
Allows even soil penetration on hills
Spring-cushioned hitch helps ease blades over obstructions
Convenient dial centers disk behind tractor and minimizes draft
Adjusts by simply pulling pin and repositioning hitch
Earth Metal® Blades
Earth Metal® Blades for Exceptional Endurance
All Case IH Heavy-Offset 790 disk harrows are equipped with Earth Metal blades. Uniquely formed and heat treated, Earth Metal blades offer exceptional endurance and break resistance for longer equipment life. The notched blades aggressively cut residue and vegetation with excellent cut uniformity.Earth metal blades:
Resharpen as they are used, improving performance over time
Are 30% stronger and last uo to 20% longer than conventional blades
Resist stress fractures
Feature shallow-concavity design for easier pulling and better fuel economy
Simple Setup and Adjustment
Adjusting the various settings on the Heavy-Offset 790 is easy, allowing you to respond to varying soil conditions and spend more time in the field.
Easy Gang Adjustments
Gang angle: Adjustable from 34 – 46 degrees; Adjusts without tools
Rear gangs: Adjust laterally to changing field conditions; Line up with front gang furrows as desired
One-step lateral pin adjustment for tongue placement maintains draft compliance
Transport lock U-channels and rear chain attaching points
Crumbler® 160 Seedbed Conditioner
Efficient Seedbed Preparation
The Case IH Crumbler® allows for one pass tillage and seedbed preparation.The Crumbler breaks up clods, knocks soil off roots and smoothes soil after primary tillage.
The Crumbler® saves time, fuel and tractor engine hours; and promotes higher yields by creating more ideal seedbed conditions. Performance research shows that the Crumbler 160 works in the fall to provide high-quality seedbed conditions by:
Reducing clod size by up to 46%
Creating smoother valleys by up to 45%
Improving fall seedbed levelness by up to 55%
Reducing air pockets in tilled soil
The Crumbler® 160 consistently exerts approximately 160 lbs/ft (240 kg/m) of ground pressure.
The Crumbler® 160 is constructed with rough terrain and varied soil conditions in mind.
Mainframe and wings constructed of 6 x 4 in (152 x 102 mm) steel tubing
16 in (41 cm) diameter reels with 10 1 in. (25 mm) diameter solid bars
3,000 psi (211 kg/cu cm) hydraulic cylinders and hoses with ISO couplers
9.5L x 15 eight-ply, tubeless-rim implement tires
Replaceable hubs and spindles
Large, heavy bearings
Rigidly mounted reels
Available in 15, 17.5, 20, 22.5 and 25 ft (4.6, 5.3, 6.1, 6.9 and 7.6 m) widths. The four larger models fold to a narrow 13.5 ft (4.1 m) transfer width.
Other unique features of the Crumbler® 160 include:
A pull frame with telescoping tongue that easily attaches to the rear hitch on primary tillage machines
Warning and tail lights
An SMV emblem
A safety chain
A parking stand
Type: All-purpose offset disk or plowing disk Disk Blade, Diameter: 28 - 32 in (711 - 812 cm) Front Blade Spacing: 10.5 - 12 in (267 - 305 cm) Rear Blade Spacing: 10.5 - 12 in (267 - 305 cm)