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John Deere
451R
Round Balers

John Deere 451R

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Reduce Additional Processing with Precutters

Precutters are designed to improve bale density and feed digestibility. This feature helps reduce the need for tub grinding so you can maintain feed quality. 5 ft balers have 20 knives, 4 ft balers have 14 knives.

Close-up of a John Deere baler pickup showing rotating green tine bars and feed rollers lifting and guiding cut hay into the baling chamber.
Consistent Bales with Little Manual Effort

Baler Automation helps streamline operation by coordinating tractor and baler functions to optimize feeding, bale shape, and density. It helps reduce manual input, minimizes plugging, and improves consistency, allowing operators to maintain efficient, high-quality baling during a long day.

Compatible with specific tractors

Interior of a John Deere tractor cab showing steering wheel, CommandPRO joystick, and multiple touchscreen displays with guidance and machine data, while operating over a grassy field.
High-Capacity Pickup System

The high-capacity pickup system is designed to handle large, abrasive windrows effortlessly. This system uses the MegaWide Plus technology, renowned for its ability to produce uniform bales quickly and efficiently, maintaining high performance in varying crop and field conditions.

A green John Deere 451M Round Baler shown from a front-side angle, featuring its pickup assembly, bale chamber, and hitch components
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Bale
Size

1.2 x 1.5 m

Size

4 x 5 ft

Diameter

0.81-1.83 m

Diameter

2.67-6 ft

Width

1.17 m

Width

3.83 ft

Full-Size Bale In Dry Crop

449 kg

Full-Size Bale In Dry Crop

1100 lb.

Maximum Allowable For Silage Bale

794 kg

Maximum Allowable For Silage Bale

1750 lb.

Baler
Weight - Shipping Precutter

3691 kg

Weight - Shipping Precutter

8138 lb.

Length - Gate Closed

3.61 m

Length - Gate Closed

11.83 ft

Length - Gate Open

4.55 m

Length - Gate Open

14.92 ft

Height- Gate Closed

2.6 m

Height- Gate Closed

8.53 ft

Height- Gate Open

3.25 m

Height- Gate Open

10.67 ft

Width- With Standard Tires

2.26 m

Width- With Standard Tires

7.42 ft

Width- With Optional Tires (Hi-Flotation)

2.44 m

Width- With Optional Tires (Hi-Flotation)

8 ft

Bale Forming
Belts-Other

DiamondTough, triple-weave, single-ply belts

Belts- Number

6

Belts- Width

17.8 cm

Belts- Width

7 in.

Belts- Texture

Diamond Tread friction surface belts

Density Control

Hydraulic

Bale Size Indication

Electronic display on monitor

Regular Pickup
Gauge Wheels

Semi-pneumatic

High-Capacity Pickup
Type

High Capacity and Cutting (HC)

Width - Inside

1.96 m

Width - Inside

6.42 ft

Width - Flare

2.21 m

Width - Flare

7.25 ft

Number Of Middle Teeth

120

Number Of Mega Teeth

8

Gauge Wheels

Semi-pneumatic

Stripper Diameter

25.4 cm

Stripper Diameter

10 in.

Wrapping System
Control

Automatic to preset to bale size

Type- Standard

Electric

Twine Arms

2

Twine Ball Capacity

8

Monitor
Monitor Console For Tractor

G5e

Oversize Bale

Yes, audible and mechanical alerts

Gate Closed

Symbol on monitor

Bale Forming

G5e

Bale Size

Mechanical and digital

Near Full Bale

Audible, adjustable alert

Full Bale

Audible, adjustable alert

Twine Arm Position Indicator

Mechanical

Auto Wrap

Activates when bale reaches preset size

Tire Size
Standard

Premium - XL high-flotation 21.5L-16.1, 8 PR

Driveline
Drive Protection

Premium - cut out clutch

PTO Speed

540, 1000 rpm

Type

Constant-velocity (CV)

PTO Lockback Collar On Tractor Hookup

Yes

PTO 60-Degree Free Rotation

Yes

Tractor Requirements
Minimum PTO - MegaWide HC

63.4 kW

Minimum PTO - MegaWide HC

85 hp

Hydraulic Selective Control Valves (H-SCV)

One tractor selective control valve (SCV) is required when baler is equipped with electric twine wrap. Two tractor SCVs are required when baler is equipped with hydraulic twine wrap. Three tractor SCVs are required when baler is equipped with hydraulic twine wrap and a hydraulic pickup lift.

Additional Information
Date Collected

2023-08-22