



Product Description
Kasco VARI-SLICE Overseeders | KOS Series | Width 48"-120" | Row Spacing 3"-4" | Horsepower 25-65 HP | For ATV & Tractors
DESCRIPTION
The Kasco VARI-SLICE KOS Series offers robust, tractor-mounted overseeders designed for efficient seed placement in prepared or minimally disturbed soils. Available in working widths from 4′ to 10′ with row spacing options of 3″ or 4″, these seeders are engineered to meet a broad range of seeding applications—from small plots to large pastures. With capacities ranging from 2.5 to 15 bushels and weight ratings to match compact through mid-size tractors, the KOS Series delivers uniform seed distribution, reliable ground engagement, and compatibility across the 25–65 HP tractor class.
Built to Kasco’s professional agricultural standards, each model features precision slicing blades, integrated seed metering, and a rugged frame to handle tough terrain. Whether you're planting grass seed, forage blends, or cover crops, the VARI-SLICE lineup is an ideal solution for operators seeking controlled depth, row spacing flexibility, and efficient seed-to-soil contact.
Key Features
- Available Working Widths: 48″ (KOSL-483/484), 60″ (KOS-603/604), 72″ (KOS-723/724), 96″ (KOS-963/964), and 120″ (KOS-1203/1204) for various field sizes
- Horsepower Requirement: Designed for 25–65 HP tractors; ideal for compact to mid-range utility machines
- Row Configuration: Choice of 3″ or 4″ spacing across all models for tailored seeding density
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Seedbox Capacities:
- 2.5 bushels on 4′ models
- 3.3 bushels on 5′ models
- 4.4 bushels on 6′ models
- 7.7 bushels on 8′ models
- 15 bushels on 10′ models
- Hitch Compatibility: Standard 3-point Category I hitch for easy tractor mounting
- Metering System: Ground-driven mechanism ensures consistent seed delivery without hydraulic input
- Construction: Heavy-duty welded frame with soil-slicing blade assemblies for durable operation
- Application Range: Effective for pasture renovation, turf restoration, wildlife plots, and cover crop establishment
- Unit Weight Range:
- Lightest: 960 lbs (KOSL-484)
- Heaviest: 2,550 lbs (KOS-1203)
Detailed Specifications
VARI-SLICE Overseeders |
||||
---|---|---|---|---|
Model |
Width |
Row Spacing |
Bushel Capacity |
Weight (lbs) |
KOS-1203 | 10′ / 120″ | 3″ | 15.0 | 2550 |
KOS-1204 | 10′ / 120″ | 4″ | 15.0 | 2460 |
KOS-963 | 8′ / 96″ | 3″ | 7.7 | 1860 |
KOS-964 | 8′ / 96″ | 4″ | 7.7 | 1795 |
KOS-723 | 6′ / 72″ | 3″ | 4.4 | 1530 |
KOS-724 | 6′ / 72″ | 4″ | 4.4 | 1480 |
KOS-603 | 5′ / 60″ | 3″ | 3.3 | 1140 |
KOS-604 | 5′ / 60″ | 4″ | 3.3 | 1080 |
KOSL-483 | 4′ / 48″ | 3″ | 2.5 | 990 |
KOSL-484 | 4′ / 48″ | 4″ | 2.5 | 960 |
SEED CHART - VARI-SLICE
CROP | SEEDING RATE (lbs/acre ) | SEED DROP (SETTING) |
ALFALFA | 15 - 20 | 3/16" |
BERMUDA GRASS, COMMON | 10 - 20 | 1/16" |
BIRDSFOOT TREFOIL | 8 - 10 | 3/32" |
BLUE GRASS | 60 - 100 | 5/8" |
BUCKWHEAT | 45 - 60 | 7/16" |
CANOLA | 10 - 12 | 1/8" |
CLOVER, RED | 8 - 12 | 1/8" |
CLOVER, SWEET | 10 - 13 | 1/8" |
COWPEAS | 25 - 40 | 3/8" |
FESCUE | 150 - 180 | 7/8" |
ILLINOIS BUNDLEFLOWER | 2 - 3 | 1/16" |
LANDSCAPE MIX | 120 - 150 | 7/8" |
MILLET, BROWN TOP | 30 - 50 | 3/8" |
MILLET, JAPANESE | 25 - 40 | 3/8" |
MILO (GRAIN SORGHUM) | 10 - 25 | 1/4" |
OATS | 65 - 95 | 5/8" |
ORCHARDGRASS | 10 - 12 | 1/4" |
PARTRIDGE PEAS | 10 - 15 | 1/8" |
PEAS, AUSTRIAN WINTER | 90 - 120 | 5/8" |
RYE GRASS | 80 - 110 | 9/16" |
RYE, GRAIN | 80 - 110 | 9/16" |
SWITCHGRASS | 8 - 14 | 1/8" |
TIMOHTY | 8 - 12 | 1/8" |
TURF GRASS MIX | 60 - 100 | 5/8" |
TURNIPS | 3 - 4 | 3/32" |
WHEAT | 120 - 180 | 11/16" |
NOTE: This seeding chart is to be used as a guide only. Desired seeding rate (pounds/acre) may vary according to application and geographic location. NOTE: Recommended seeding rate is for pure stand; rates will be reduced in seed mixes.
Manuals & Documents
General Warranty Info:
- Ripping It Outdoors works closely with our manufacturers to supply and support your products warranty needs as best as possible!
- The majority of products come with a manufacturer represented warranty against manufacturing defects for at least a 12 month period after the date of sale.
- Expendable components and "wear parts" including but not limited to blades, knives, teeth, oil, chain sprockets, skid shoes, knife mounting discs, and similar components are usually excluded from manufacturer warranties.
- Please reach out to us for any specific warranty information neededabout products and parts you can’t find!
Videos
Shipping
General Shipping Info:
- Instantly calculate shipping quotes to the lower 48 states by 1. adding this product to your cart, 2. click continue to the checkout page and 3. enter your shipping address to check rates. Contact us for quotes for shipping to Hawaii, Alaska, Canada, Mexico and Internationally.
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- Low shipping rates for customers. We have negotiated the best possible rates for customers from our trusted carriers (ODFL, ESTES, UPS, and FedEx).
- Negotiate shipping rates if you think we can do better please reach out. Keep in mind some shipping rates also include assembly & configuration as well!