Corner-Auger Grain Carts Unverferth Grain Handling

The best part of owning an Unverferth grain cart is you unload the combine on-the-go and increase harvesting efficiency by up to 30%! The patented corner auger design provides 100% unloading visibility with a unique sump design for faster unloading. With the steep-sloped sides, you're assured great clean out, even in high-moisture grain. Plus, only Unverferth grain carts are built with the High IQ characteristics of performance, durability and convenience.


    • Computer-balanced auger with 5/16" flighting provide fast unloading with enhanced drivetrain life
      • Model 9250, 8250 and 7250 grain carts are equipped with 17"-diameter augers for unloading up to 400 bushels per minute
      • Models 6225 and 5225 unload up to 300 bushels per minute with their 14"-diameter augers
    • The auger downspout on the 50 series grain carts is hydraulically adjustable for ease of aim when unloading
    • The high-intensity halogen auger light facilitates nighttime unloading
    • The hydraulic auger lock-valve ensures leak-free fitment during unloading while a solid-steel rest support keeps the auger tight and snug to the cart during transport and for convenient and efficient storage
    • The oversized gears and bearings, encased in a reinforced aluminum gearbox housing, are static-rated at 330 h.p. and dynamic-rated at 153 h.p. for long-term, trouble-free use
    • A highly visible flow-control position indicator is easily seen from the tractor cab
    • Easy-to-use, gravity-flow unloading door is lever-operated and can be locked open for easy clean out
    • Undercarriage options, depending on model 
      • Compaction fighting
      • High-floatation single wheels
    • 50 series grain carts feature slip-clutch protected PTO, 6225 and 5225 feature shear-bolt protected as standard
    • A Single-Tang Hitch with elongated pin opening reduces drawbar stress when traveling over uneven terrain
    • Available with a baked-on finish in choice of red or green with all seams silicone sealed for optimum corrosion resistance


    A complete harvest data management solution, UHarvest is the first ever system offered on either a tablet or ISO screen for a complete touchscreen interface that's easy to use for anyone in your operation!  Not only can you record your grain cart load weights, you can track every detail regarding your crops, trucks, destinations and even DRY bushel count.

    • Complete Touch-Screen Operation — Easy-to-use operation from your tractor’s ISOBUS virtual terminal screen or touch-screen tablet, or both
    • Accu-Save Data Recording — Automatically records data for each load
    • Grower, Farm, Field Information — Log your harvest by grower, farm and field for detailed reporting
    • Truck And Destination Site Identification — Easily log bushels by trucks and destinations
    • Combine Verify — Easily use grain cart to assist in calibrating the combine yield monitor with one touch
    • Hitch Weight Management — Monitor load distribution during cart loading
    • USB Data Management — Easily copy UHarvest data for use in your home computer
    • Multiple User Access — Full data access available to multiple users within 400 feet of UHarvest processor
    • UHarvest Cloud Solution Powered By Slingshot® — Slingshot is a secure, web-based data management system that enables you to save and see your harvest data from anywhere

    UHarvest system optional features

    • Moisture Sense Technology — Convert grain weight to dry bushels for precise harvest record keeping
    • Accu-Load Technology — Automatic grain cart unloading and shutoff at desired off-load weight


    Visit for complete information pertaining the UHarvest system. 


    • Adding either the 410 or 520 scale package to your grain cart can pay for itself quickly by determining yield by field, calibrating the combine yield monitor, avoiding costly fines by verifying the amount loaded into truck for keeping loads legal, or simply know what's going into storage.
      • Scale option can be factory- or easily customer-installed with large, easy-to read LCD screen
      • Compact monitor fits easily into tractor cab, or can be mounted on the grain cart
      • Features EZ-Mate quick-connect electrical system for plug-and-use installation
    • MODEL 410
      • This unit is specifically designed for ease of use and maximum productivity while providing key features. The patent-pending START/STOP button makes using and training others quickly. The 410 indicator also provides the ability to:
        • Assign, view and change six character field information
        • Accumulate weights within a field
    • MODEL 520
      • The 520 features a patent-pending rotational sensor that automatically logs what is unloaded for ease of use. The large, 26-character display provides more detailed harvest information such as:
        • Combine CHECK button to help calibrate the combine’s yield monitor
        • Alpha-numeric keyboard for easily editing or changing field information
        • Accumulation of weights per field entry
        • Ability to download field information from your computer to the scale monitor and then back to the computer
        • Stores a complete season’s harvest data in the monitor’s memory
        • Included 1GB USB flash drive permits easy transferring of data
        • Included PC software allows the computer to capture the data and then organizes it into reports in Microsoft Excel or Adobe PDF format.
        • Available with optional Auto-Unload package for automatically unloading a predetermined amount of grain into the trucks or wagons. Individual trucks can programmed into the scale's memory to only unload what the truck can hold.
    • The three-point system (weigh bar on hitch and both spindles) provides 99% accuracy
    • Options for the scale packages include:
      • Thermal printer for printing a hard copy of each weight unloaded into the truck. Wires directly into tractor's power supply and programmed exclusively for syncing with all Unverferth scale indicators
      • Or, a down loader module for model 410 that records each load with a simple push of the print button. The day's information can be then downloaded to a computer for detailed record keeping. Includes software and cabling for connecting to the computer
    • Factory- or Customer-Installed Weather Guard Rollover Tarp
      • Features heavy-duty 18-oz vinyl canvas and powder-coated arched bulkheads for long life
      • Semi-trailer-type locking system provides secure fit
      • Pre-located holes in sideboards for easy customer installation
    • Hydraulic Drive Option
      • Factory-installed mounting brackets on the tongue provide easy installation
      • Grain cart can still be powered by PTO for easily changing the tractor used
      • For tractors without a P.T.O. all corner-auger models can be converted to hydraulic drives that match your tractor's hydraulic output
      • All are tongue-mounted with highly visible pressure gauge for ensuring peak unloading performance and depending on model are available in:
        • 55 G.P.M. - Dual port with output of up to 300 bu/mn.
        • 100 G.P.M - Triple port with output of up to 400 bu/mn.


    Model Number 9250 8250 7250 6225 5225

    U.S. patent #5,374,082

    *Bushel capacities were measured with #2 corn at 15% moisture (56 lb. test weight)

    Due to continuing improvements in the design and manufacture of Unverferth products, all specifications contained herein are subject to change without notice.

    Capacity*(bushels) 1000+ 850 740 600 500
    Auger Size 17" 17" 17" 14" 14"
    Flighting Thickness 5/16" 5/16" 5/16" 5/16" 5/16"
    Output Shaft Dia. 1-3/4" 1-3/4" 1-3/4" 1-3/4" 1-3/4"
    Appr. Empty Weight (lbs) 12,330 (18,330 with tracks) 9,200 8,790 6,300 6,100
    Est. Loaded Tongue Wt. (lbs) 6,100 5,200 3,820 3,600 3.200
    Unload Time (bu/min) 400 400 400 350 350
    Auger Reach 7'11" 7'6" 7'6" 7'3" 7'3"
    Tractor H.P. Req. 200+ 180+ 150+ 140+ 130+
    Tire Size 900/60x32 30.5x32 24.5x32 24.5x32 20.8x38
    Unverferth Grain Cart Specifications A 18'3" 15'3" 15'3" 13'9" 13'9"
    B 1'4" 3'9" 3'9" 7'3" 7'3"
    C 21'6" 16' 16' 13'9" 13'9"
    D 27'7" 24'6" 24'6" 19'5" 19'5"
    E 13'7" 13'7" 13'5" 13'2" 13'2"
    F 7'11" 7'6" 7'6" 7'3" 7'3"
    G 12'6" 12'8" 12'1" 11'6" 11'
    H 11'6" 11'1" 10'7" 10'2" 9'8"
    I 1'4" 1'6" 1'6" 1'6" 1'6"
    J 11'4" 10' 10' 10' 10'
    K 14'4" 12'7" 12'7" 12'1" 11'9"
    L 12'1" 12'1" 12'1" 12' 12'
    M 11'11" 11'11" 11'11" 11'1" 11'10"
    N 15' 15' 15' 15' -
    O 16'6" 16'6" 16'6" 16'6" -
    Loaded Tire Ground Pressure - P.S.I. Specifications calculated at the 3" penetration level.
    420/80x46 Duals   17.92 16.12    
    520/85x42 Duals   12.80      
    480/80x42 Duals   15.36 13.81    
    20.8x38     24.40    
    1050/50x32 16.25        
    35.5x32 (20 ply) 18.52 15.36 13.81    
    900/60x32 25.09 20.81 18.71    
    30.5x32   22.89 20.59 16.11 13.71
    24.5x32   27.57 24.79 19.39 16.51
    23.1x26         18.39