Related Models
View All Dethatchers- DT20Overseeder
DT20
View ModelWidth (in)35.5 inSeed Hopper Capacity (lb)40 lbsMax Reel Speed3200 rpmOperating Width (in)19 in
DT20
Dethatcher & Overseeder
DT20 Dethatcher & Overseeder
Heavy-duty and built to perform, the Bobcat® DT20 places seeds directly into soil slits for fast germination and unmatched seed-to-soil contact, aeration, and overseeding.
- Overseeder with dethatching capabilities through a simplified transition process to exchange flail reels between the functionality.
- Cover 18,700 square feet per hour with a 19 in. working width
- Without any tools, easily change between five different reel types
- Self-propelled operation
Starting at
$10,489 USD**
Special Offers
As low as 0% for 24 months* or rebates up to $150 USD*/$200 CAD* in lieu of financing offer. Offers end April 30, 2026.
DT20 Overview
- Overseed with confidence. Seed flow rate is easily controlled right from the operator’s station and stops automatically when the reel is raised.
- Adjust durable cutting blades down to a depth of .25 in. while seeding at variable rates for different grass varieties and applications.
- Experience maximum germination with curve-shaped discs that place seeds directly into soil slits for unmatched seed-to-soil contact.
- Finish jobs without feeling exhausted with self-propelled operation, delivering a consistent ground speed that makes for better results.
- Independent ground and reel drive options with a transport lever make it easy to move around the jobsite.
DT20 Key Specifications
DT20
Engine Model
Honda GX390
Horsepower
11.7 hp
Overall Width
35.5 in
Seeding System
Seed is dropped directly into soil slits via seed delivery tube and covered in soil by disc system
Seed Hopper Capacity
19 in
Included Blade Reel
Seeding Blade
Maximum Reel Speed
3200 rpm
Drive System
4L-section V-belt to front wheels by gear box and sealed roller chain; triple 3V-section V-belts engine to reel
Engine
DT20
Engine Model
Honda GX390
Horsepower
11.7 hp
Performance
DT20
Weight
453 lbs
Capacities
DT20
Fuel Tank Capacity
1.6 gal
Dimensions
DT20
Overall Length
50 in
Overall Width
35.5 in
Overall Height
44 in
Price
DT20
Additional Product Information
DT20
Drive
DT20
Max Recorded Operating Speed
2.4 mph
Frame
DT20
Frame
Welded 7-gauge steel
Seeding
DT20
Seeding System
Seed is dropped directly into soil slits via seed delivery tube and covered in soil by disc system
Seed Hopper Capacity
40 lbs
Reel
DT20
Included Blade Reel
Seeding Blade
Maximum Reel Speed
3200 rpm
Depth Adjustment
Microscrew adjustment; adjustable up to 1.25 in (32 mm) for blade wear
Maximum Seeding Blade Depth
0.2 in
Maximum Fixed Blade Depth
0.25 in
Fixed Blade Type
Hardened, high-carbon steel blades:1/32 in (1 mm) at 1/2 in (13 mm) spacing1/32 in (1 mm) at 1 in ( 25 mm) spacing1/16 in (2 mm) at 1 in (25 mm) spacing 1/16 in (2 mm) at 1 1/2 in (38 mm) spacing
Seeding Blade Type
(10) 8 point, high carbon, heat treated blades, 2 in (51 mm) spacing
Flail Blade Type
1/8 in (3 mm) hardened, high-carbon steel blades at 1 in (25 mm) spacing
Seed Hopper Capacity
19 in
Wheels
DT20
Rear Wheels
(2) 4.10/3.50 - 4 sawtooth-tread pneumatic
Front Wheels
(2) 4.10/3.50 - 4 turf-tread pneumatic drive wheels
Features
DT20
8-Point Blade Reel: 0.08 in thick at 2 in spacing
Standard
Fixed Blade Reel: 0.031 in thick at 0.5 in spacing
Optional
Fixed Blade Reel: 0.031 in thick at 1 in spacing
Optional
Fixed Blade Reel: 0.063 in thick at 1.5 in spacing
Optional
Fixed Blade Reel: 0.125 in thick at 2 in spacing
Not Applicable
Flail Blade Reel: 0.125 in thick at 1 in spacing
Optional
BobQuote
DT20
Drive System
DT20
Clutch
Spring loaded belt tightener
Drive System
4L-section V-belt to front wheels by gear box and sealed roller chain; triple 3V-section V-belts engine to reel
DT20 Features & Benefits
Performance
4
Productive Working Width
Whether you’re working in tight areas or tackling large lawns, Bobcat dethatchers (or overseeders) cover more ground. Command 19 inches of dethatching width with every pass, depending on the model.
Precise Blade Adjustment
A simple height adjustment lets you fine-tune your dethatcher's slicing depth. (Exact depths depend on blade type used).
Slit Seeding Disc Delivery System
The Bobcat D20 overseeder places seed directly into the soil slits for a germination rate of over 90% for lush, rejuvenated lawns. The seed flow rate can be easily controlled from the operator's station and stops automatically when the reel is raised.
Turf Tires
Standard turf tires improve your traction and maneuverability while minimizing damage to turf.
Durability & Uptime Protection
2
Proven Heavy-Duty Design
Bobcat dethatchers feature a heavy-duty frame and durable construction for years of reliable service.
11 hp Honda GX390 Engine
The 11 hp Honda GX390 engine provides all the power and performance you need to tackle the most challenging projects.
Comfort & Ease of Operation
3
All Operating Controls at the Handlebar
All controls are conveniently located at the handlebar for convenient operation.
Easy Lift and Lower Transport Mechanism
The transport lever allows you to quickly engage or disengage the dethatcher (or overseeder) for an effortless transition from working mode to transport mode and back.
Self-Driven Drivetrain
With the self-driven drivetrain, you’ll get reliable, smooth performance and easy operation that minimizes fatigue.
Versatility
2
Choice of Flail Blade for Power Raking and Four Fixed-Blade Reels
In addition to overseeding, the DT20 can be converted to dethatch, power rake or verticut by installing a flail reel or choice of fixed blade.
40 lb. Seedbox
The 40-pound seedbox provides productive seeding performance. Plus, a handy seed germination chart makes it easy to set seed application for the task.
*Offer ends 4/30/2026. Available at participating and eligible dealers only. Offers may vary by product type, series, model, and select units in a dealer’s current inventory. Customer must take delivery from dealer stock by 4/30/2026. Offers available on new equipment in the U.S. and Canada only. Some restrictions apply. Contract length and interest rate may vary. Monthly payment amounts are subject to change. Prior purchases are not eligible. See dealer for details. Financing is subject to credit approval by authorized Bobcat finance providers for well-qualified buyers. All finance programs and rates are subject to final approval and may change at any time without notice. Administrative fees may apply. Offer not available to government accounts, national accounts, or municipal/utility bid customers. Bobcat Company reserves the right to modify, extend, or discontinue these programs at any time without prior notice.
**Suggested List Price is the manufacturer’s suggested pricing for base models only. It does not include freight, pre-delivery inspection, taxes, surcharges, options, accessories, or attachments. Applies to products sold in the U.S. only. Final sale price is determined independently by the local dealer. Product configuration may differ from images shown. See dealer for complete product details. Bobcat Company reserves the right to change suggested pricing, product specifications, and options at any time without notice.
WARNING: This product can expose you to chemicals including engine exhaust (including diesel engine exhaust when equipped), lead and lead compounds, mineral oils, soots, phthalates, and carbon monoxide which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Certain specification(s) are based on engineering calculations and are not actual measurements. Specification(s) are provided for comparison purposes only and are subject to change without notice. Specification(s) for your individual equipment will vary based on normal variations in design, manufacturing, operating conditions, and other factors.