Pay My Bill Apply For Credit
Ag-Power Logo
Ag-Power Logo
  1. Deere
  2. New Equipment
  3. Frontier Attachments
  4. Tillage
  5. Disks
  6. Tm5121
TM51 Series Tandem Disk Harrow pulled through a large dirt field by a tractor
Overhead view of a Frontier Tandem 51 Series Disk Harrow in the field
Left rear view of a tractor pulling a Frontier Tandem 51 Series Disk Harrow in the field
Distant rear view of a tractor pulling a Frontier Tandem 51 Series Disk Harrow in the field
Close-up rear view of a tractor pulling a Frontier Tandem 51 Series Disk Harrow in the field

John Deere TM5121

Tandem Disk Harrow

The TM5121 21-ft Tandem Double Offset Disk Harrow With 54 Blades combines durability and precision to deliver top-notch soil preparation and residue management, making it an indispensable tool for efficient and effective farming operations.

Product Features:

  • Dual Wheels Provide Consistent Disking Depth
  • Hydraulic Wing Control
  • Two-Blade Taper Creates Level Soil Surface
  • Transport Locks Provide Secure Transport
View Product Broshure

Specifications

Smooth (Front) Smooth (Rear) Optional
Blade Concavity Standard: high; Optional: low
Quantity 54
Notched (Front) Smooth (Rear) Optional
Spacing 26.7 cm
Spacing 10.5 in.
Notched (Front) Notched (Rear) Standard

Height 3.7 m
Height 12.2 ft
Wheel Hub Bearings Dual tapered roller bearings
Ground Clearance With Base Blades 8 in.
Ground Clearance With Base Blades 20.3 cm
Transport - Width 4.2 m
Transport - Width 13.67 ft
Length 28 ft
Length 8.5 m

Notched (Front) / Smooth (Rear) Optional
Notched (Front) / Notched (Rear) Standard

Blade Option Two 711x7.9 mm
Blade Option Two 28x0.312 in.
Blade Option One 660x7.9 mm
Blade Option One 26x0.312 in.

Tube Size 6x4x0.375 (15.2x10.2x0.95)
Duty General purpose
Type Tandem double offset
Main Frame Tube 6x4x0.375 (15.2x10.2x0.95)

Size 11L x 15 in. 8 ply
Type Eight implement
Wheel Hub Type 8 Bolt

Labor Hours 4-6 for two people

Recommended Drawbar HP Range 141.7-156.6 kW
Recommended Drawbar HP Range 190-210 hp

Weight Per Disk Blade 146.1 kg
Weight Per Disk Blade 322 lb.
Net 16100 lb.
Net 7302.8 kg

Rear Angle 3 Positions degree (angle)
Scrapers Adjustable
Bearing Wear Plates Standard
Bearing Type Oil bath tapered roller
Axle Size 4.1, 5.4 cm
Bearing Standards Welded, reinforced
Axle Size 1.625, 2.125 in.
Axle Material Round heat treated alloy steel, threaded on both ends
Front Angle 3 Positions degree (angle)

Maximum Penetration 0.229 m
Maximum Penetration 0.75 ft
Approximate Working Width 21 ft
Approximate Working Width 6.4 m

Markings SMV
Safety Tow Chain Yes
Lights Yes

Time Period 1 year

Front Hitch Type Spade

Offers

0% Financing

on select new John Deere Equipment

Offer Available: 05 August, 2026 through 02 November, 2026

Related Products

DH51 Series Offset Disks Field Image

DH5108

Offset Disk

The DH5108 - 8-ft Rigid Single Offset Disk with 19 Blades offers exceptional soil preparation and residue management with its durable construction and available blade configurations. Engineered and...

DH51 Series Offset Disks Field Image

DH5110

Offset Disk

The DH5110 - 10-ft Rigid Single Offset Disk with 23 Blades offers exceptional soil preparation and residue management with its durable construction and available blade configurations. Engineered an...

TM51 Series Tandem Disk Harrow pulled through a large dirt field by a tractor

TM5124

Tandem Disk Harrow

The TM5124 23.5-ft Tandem Double Offset Disk Harrow With 58 Blades combines durability and precision to deliver top-notch soil preparation and residue management, making it an indispensable tool fo...

TM51 Series Tandem Disk Harrow pulled through a large dirt field by a tractor

TM5129

Tandem Disk Harrow

The TM5129 29-ftTandem Double Offset Disk Harrow With 74 Blades combines durability and precision to deliver top-notch soil preparation and residue management, making it an indispensable tool for e...

Studio image of TM12 Series Tandem Disk Harrows

TM1292

Tandem Disk Harrow

The TM1292 Tandem Disk Harrow is a heavy duty tillage tool that makes breaking up soil and preparing seedbeds easy. Wide 92-in. coverage, simple adjustments, and quick-hitch compatibility helps you...

TM51 Series Tandem Disk Harrow pulled through a large dirt field by a tractor

TM5132

Tandem Disk Harrow

The TM5132 32-ft Tandem Double Offset Disk Harrow With 82 Blades combines durability and precision to deliver top-notch soil preparation and residue management, making it an indispensable tool for ...

TM51 Series Tandem Disk Harrow pulled through a large dirt field by a tractor

TM5120

Tandem Disk Harrow

The TM5120 19.5-ft Tandem Double Offset Disk Harrow With 50 Blades combines durability and precision to deliver top-notch soil preparation and residue management, making it an indispensable tool fo...

TM11L Series Tandem Disk Harrow tilling ground

TM1173

Tandem Disk Harrow

The TM1173 makes breaking up soil and preparing seedbeds easy. Wide 73-in. coverage, simple adjustments, and quick-hitch compatibility helps you till your soil and get ready to plant.

A green tractor with an enclosed cab and front loader operates in a field, pulling a disk harrow implement through dry grass and soil with trees and open land in the background

TM1048L

Tandem Disk Harrow

The TM1048L makes breaking up soil and preparing seedbeds easy. Wide 48-in. coverage, simple adjustments, and quick-hitch compatibility helps you till your soil and get ready to plant.

TM10L Series Tandem Disk Harrow tilling ground

TM1062L

Tandem Disk Harrow

The TM1062 L makes breaking up soil and preparing seedbeds easy. Wide 62-in. coverage, simple adjustments, and quick-hitch compatibility helps you till your soil and get ready to plant.

Rear left studio view of TM13 Tandem Disk Harrow

TM1395

Tandem Disk Harrow

The TM1395 is an 8-ft Tandem Disk Harrow ready to break up ground and get your land ready for planting. Heavy duty and ready to work.

TM11L Series Tandem Disk Harrow tilling ground

TM1164

Tandem Disk Harrow

The TM1164 makes breaking up soil and preparing seedbeds easy. Wide 64-in. coverage, simple adjustments, and quick-hitch compatibility helps you till your soil and get ready to plant.

Studio image of TM12 Series Tandem Disk Harrows

TM1275

Tandem Disk Harrow

The TM1275 Tandem Disk Harrow is a heavy-duty tillage tool that makes breaking up soil and preparing seedbeds easy. Wide 75-in. coverage, simple adjustments, and quick-hitch compatibility helps you...

TM11L Series Tandem Disk Harrow tilling ground

TM1179

Tandem Disk Harrow

The TM1179 makes breaking up soil and preparing seedbeds easy. Wide 79-in. coverage, simple adjustments, and quick-hitch compatibility helps you till your soil and get ready to plant.

TM51 Series Tandem Disk Harrow pulled through a large dirt field by a tractor

TM5118

Tandem Disk Harrow

The TM5118 18-ft Tandem Double Offset Disk Harrow With 46 Blades combines durability and precision to deliver top-notch soil preparation and residue management, making it an indispensable tool for ...

Front left studio view of TM14D Series Tandem Disk Harrow

TM1411D

Tandem Disk Harrow

The TM1411D is a 10-ft, 6-in. Tandem Disk Harrow ready to break up ground and get your land ready for planting. Heavy duty and ready to work.

Front left studio view of TM14D Series Tandem Disk Harrow

TM1412D

Tandem Disk Harrow

The TM1412D is a 12 ft. Tandem Disk Harrow ready to break up ground and get your land ready for planting. Heavy duty and ready to work.

Equipment Search