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John Deere
RDF 40
Draper Platforms

John Deere RDF 40

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Superior Ground Following

The industry-exclusive HydraFlex™ hydraulic float system on RDF Draper Platforms allows for superior ground following across varied terrains. Operators can control cutterbar pressure from the cab, adjusting the hydraulic float arm cylinders easily, ensuring a 7.5-in. (19-cm) float range adaptation to changing conditions.

A close-up view of a green draper platform showing the row of serrated sickle sections and black belts above them
Enhanced Feeding System

Enhance grain collection with a two-speed center feed section, which softens the crop impact and prevents slug feeding. Utilizing increased feed drum torque and a center crop flow divider, it maintains optimal feed rates into the combine, even in light crops.

A close-up of a metal crop guide mounted on a green and silver combine draper, with cutting components and a belt visible around it
Dual-Guide Draper Belts

The dual-guide draper belts enhance productivity by evenly delivering material into the feeder house. The belts are designed for longevity and easy maintenance, with protective features to minimize damage and improve efficiency.

A close-up view of a green draper platform showing the row of green cutterbar sections and black belts above the cutting system
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Platform
Type

Rigid frame flexible cutterbar

Cutterbar
Cutterbar Type

Straight-line knife drive system. Cutterbar vertical flex: 7.5 in. (190 mm)

Cutterbar Length

12.19 m

Cutterbar Length

40 ft

Knife Drive

Double-cut, dual-drive, shaft-driven cutterbar: 4 in. (10.2 cm)

Knife Drive

10.2 cm

Knife Drive

4 in.

Knife Speed

X Series Combine: 520 cycles/min; S-Series Combine: 490 cycles/min

Base Skid Shoe Height

3.8 cm

Base Skid Shoe Height

1.5 in.

Pickup Reel
Fingers

Nylon

Number Of Slats

6

Reel Diameter

106.7 cm

Reel Diameter

42 in.

Height Control

Hydraulic

Speed Control

Hydraulic rpm

Reel Lift

72 cm

Reel Lift

28.3 in.

Reel Fore And Aft

35.9 cm

Reel Fore And Aft

14.1 in.

Reel Resume

Base

Reel Reverse

Base

Operating Speeds - Minimum

6 rpm

Operating Speeds - Maximum

70 rpm

Draper Belts
Draper Belt Width

101.6 cm

Draper Belt Width

40 in.

Belt Depth

101.2 cm

Belt Depth

39.8 in.

Cleat Height

1.9 cm

Cleat Height

0.75 in.

Operating Speed - Minimum

3.3 fps

Operating Speed - Maximum

11.5 fps

Operating Speed - Minimum

1 m/s

Speed Control

Hydraulic from cab (side belts only)

Center Belt Reverse

Base

Operating Speed - Maximum

3.5 m/s

Feed Drum
Diameter

41.4 cm

Diameter

16.3 in.

Feed Drum Fingers

Heavy-duty and round with breakaway notch and retainer; Diameter: 0.625 in. (16 mm)

Feed Drum Fingers

16 mm

Feed Drum Fingers

0.625 in.

Number Of Fingers

21

Auger Finger Platform

Triple chevron, retracting

Finger Reach

15.2 cm

Finger Reach

6 in.

Drum/Auger Reverse

Base

Operating Speed, RPM - Minimum

200 rpm

Operating Speed, RPM - Maximum

240 rpm

Center Cleanout Door

Base

Header Height Sensing
Type

Electrohydraulic

Header Height Sensing On The Ground

Base

Header Height Sensing Off The Ground

Optional: four sensors

Top Auger
Type

Optional: hydraulic drive

Size

45.7 cm

Size

18 in.

Dimensions
Platform Length

13.1 m

Platform Length

43 ft

Overall Operating Depth

2.74 m

Overall Operating Depth

9 ft

Transport Width, Field Position

13.1 m

Transport Width, Field Position

43 ft

Cutting Width

12.2 m

Additional Information
Date Collected

2020-06-15