John Deere HDF 40 Header Specs

Category: Headers / Platforms ➔
Manufacturer: John Deere ➔
Model: HDF 40 ➔

Additional Information

John Deere HDF 40 Header Additional Information specifications
Date Collected	2021-03-24 - Starting 2026

Cutterbar

John Deere HDF 40 Header Cutterbar specifications
Base Skid Shoe Height	1.50 in (3.81 cm) - Starting 2026
Cutterbar Length	40.00 ft (12.19 m) - Starting 2026
Cutterbar Type	Straight-line knife drive system - Starting 2026
Knife Drive	4.00 in (10.16 cm) - Starting 2026
Knife Speed	X Series Combine: 520 cycles/min; S-Series Combine: 490 cycles/min - Starting 2026

Dimensions

John Deere HDF 40 Header Dimensions specifications
Overall Operating Depth	10.60 ft (3.23 m) - Starting 2026
Platform Length	42.80 ft (13.05 m) - Starting 2026

Draper Belts

John Deere HDF 40 Header Draper Belts specifications
Belt Depth	39.80 in (101.09 cm) - Starting 2026
Center Belt Reverse	Base - Starting 2026
Cleat Height	0.75 in (1.90 cm) - Starting 2026
Draper Belt Width - Center Belts	6.60 ft (2.01 m) - Starting 2026
Draper Belt Width - Side Belts	16.80 ft (5.12 m) - Starting 2026
Speed Control	Hydraulic from cab (side belts only) - Starting 2026

Feed Drum

John Deere HDF 40 Header Feed Drum specifications
Auger Finger Platform	Triple chevron, retracting - Starting 2026
Center Cleanout Door	Base - Starting 2026
Diameter	16.00 in (40.64 cm) - Starting 2026
Drum/Auger Reverse	Base - Starting 2026
Feed Drum Fingers	0.63 in (1.59 cm) - Starting 2026
Finger Reach	6.00 in (15.24 cm) - Starting 2026
Number Of Fingers	18 - Starting 2026
Operating Speed, RPM - Maximum	240.0 rpm - Starting 2026
Operating Speed, RPM - Minimum	200.0 rpm - Starting 2026

Header Height Sensing

John Deere HDF 40 Header Header Height Sensing specifications
Header Height Sensing Off The Ground	Base - Starting 2026
Header Height Sensing On The Ground	Base - Starting 2026
Type	Electrohydraulic - Starting 2026

Key Specs

John Deere HDF 40 Header Key Specs specifications
Cutterbar Length	40.00 ft (12.19 m) - Starting 2026
Cutterbar Type	Straight-line knife drive system - Starting 2026
Knife Drive	Double-cut, dual-drive, shaft-driven cutterbar - Starting 2026
Knife Speed	X Series Combine: 520 cycles/min; S-Series Combine: 490 cycles/min - Starting 2026
Operating Speeds - Maximum	70.0 rpm - Starting 2026
Operating Speeds - Minimum	8.0 rpm - Starting 2026
Reel Diameter	42.00 in (106.68 cm) - Starting 2026
Speed Control	Hydraulic rpm - Starting 2026

Pickup Reel

John Deere HDF 40 Header Pickup Reel specifications
Fingers	Nylon - Starting 2026
Height Control	Hydraulic - Starting 2026
Number Of Slats	6 - Starting 2026
Operating Speeds - Maximum	70.0 rpm - Starting 2026
Operating Speeds - Minimum	8.0 rpm - Starting 2026
Reel Diameter	42.00 in (106.68 cm) - Starting 2026
Reel Fore And Aft	10.40 in (26.42 cm) - Starting 2026
Reel Lift	39.60 in (100.58 cm) - Starting 2026
Reel Resume	Base - Starting 2026
Reel Reverse	Base - Starting 2026
Speed Control	Hydraulic rpm - Starting 2026

Platform

John Deere HDF 40 Header Platform specifications
Type	Hinged frame flexible cutterbar - Starting 2026

Top Auger

John Deere HDF 40 Header Top Auger specifications
Fingered Augers	Optional - Starting 2026
Size	17.00 in (43.18 cm) - Starting 2026
Type	Optional: hydraulic drive - Starting 2026

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