Changing harvest conditions can be overwhelming. John Deere automation takes the pressure off by optimizing combine settings, guiding precise turns, and managing unloads on the go—protecting yield, reducing grain loss, delivering clean samples, and keeping you focused on feeding the machine, and less on adjusting, steering, or unloading.

John Deere delivers harvesting solutions matched to your operation, with a full portfolio of combines and front end equipment to hit your harvest window. Automation like Machine Sync, Auto Unload, and Predictive Ground Speed boost productivity, while integrated technology, parts, and Precision Upgrades help your combine adapt to changing crops and conditions—season after season.

Harvest data becomes next season’s advantage. Yield maps, grain quality, and machine analytics in John Deere Operations Center help refine seed placement, fertility plans, and hybrid selections. Combined with precision upgrades and automation, insights turn into consistent execution—setting the stage for better results next year.

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Corn Head | ||||
| Gathering Points | Four-position, low-profile floating type hinged above gathering chains | Four-position, low-profile floating type hinged above gathering chains | Four-position, low-profile floating type hinged above gathering chains | Four-position, low-profile floating type hinged above gathering chains |
| Center And Outer Gatherings | Hinged, quickly removable | Hinged, quickly removable | Hinged, quickly removable | Hinged, quickly removable |
| Gathering Chains | Heavy-duty, 620, endless steel roller chain with chromed pins (no master connecting link) | Heavy-duty, 620, endless steel roller chain with chromed pins (no master connecting link) | Heavy-duty, 620, endless steel roller chain with chromed pins (no master connecting link) | Heavy-duty, 620, endless steel roller chain with chromed pins (no master connecting link) |
| Minimum Clearance Between Gathering Chains And Ground | 1.25 in. | 32 mm 1.25 in. | 32 mm 1.25 in. | 32 mm 1.25 in. |
| Minimum Clearance Between Gathering Chains And Ground | 32 mm | 32 mm 1.25 in. | 32 mm 1.25 in. | 32 mm 1.25 in. |
| Row Unit Drive | Enclosed, submerged-in-lubricant gearbox, driven by single input hexagon shaft | Enclosed, submerged-in-lubricant gearbox, driven by single input hexagon shaft | Enclosed, submerged-in-lubricant gearbox, driven by single input hexagon shaft | Enclosed, submerged-in-lubricant gearbox, driven by single input hexagon shaft |
| Gathering Chain Adjustment | Spring loaded, self-adjusting | Spring loaded, self-adjusting | Spring loaded, self-adjusting | Spring loaded, self-adjusting |
| Stalk Rolls | Opposed, intermeshing, and chopping (two per row-unit) | Opposed, intermeshing, and chopping (two per row-unit) | Opposed, intermeshing, and chopping (two per row-unit) | Opposed, intermeshing, and chopping (two per row-unit) |
| Deck Plate Adjustment | Hydraulic adjustment | Hydraulic adjustment | Hydraulic adjustment | Hydraulic adjustment |
| Slip Clutch | One per row-unit plus auger drive | One per row-unit plus auger drive | One per row-unit plus auger drive | One per row-unit plus auger drive |
| Trash Knives | Full-length, one-piece, heat-treated steel | Full-length, one-piece, heat-treated steel | Full-length, one-piece, heat-treated steel | Full-length, one-piece, heat-treated steel |
| Stalk Deflectors | Factory-installed option | Factory-installed option | Factory-installed option | Factory-installed option |
Dimensions | ||||
| Approximate Overall Width - With 27.6-in. (70 cm) Row Spacing | 6.17 m (20.25 ft) | |||
| Approximate Overall Width - With 29.5-in. (75 cm) Row Spacing | 6.1 m (20.01 ft) | |||
| Approximate Overall Width - With 30-in. (76.2 cm) Row Spacing | 6.15 m (20.4 ft) | |||
| Approximate Overall Width - With 36-in. (91.4 cm) Row Spacing | 7.7 m (25.2 ft) | |||
| Approximate Overall Width - With 38-in. (96.5 cm) Row Spacing | 7.6 m (25 ft) | |||
| Points In Operating Position (Lowered) | 3.2 m (10.58 ft) | |||
| Points Folded Up - With 27.6-in. (70 cm) Row Spacing | 2.6 m (8.58 ft) | |||
| Points Folded Up - With 29.5-in. (75 cm) Row Spacing | 2.6 m (8.58 ft) | |||
| Points Folded Up - With 30-in. (76.2 cm) Row Spacing | 2.6 m (8.58 ft) | |||
| Points Folded Up - With 36-in. (91.4 cm) Row Spacing | 3.2 m (10.58 ft) | |||
| Points Folded Up - With 38-in. (96.5 cm) Row Spacing | 3.2 m (10.58 ft) | |||
| Points In Operating Position (Lowered) | 3.2 m (10.58 ft) | |||
| Approximate Shipping Weight (Includes Shipping Skid) - non StalkMaster | With 70-cm (27.6-in.) row spacing: 2667 kg (5880 lb); With 75-cm (29.5-in.) row spacing: 4275 kg (9425 lb); With 76.2-cm (30-in.) row spacing: 2917 kg (6431 lb); With 91.4-cm (36-in.) row spacing: 2764 kg (6094 lb); With 96.5-cm (38-in.) row spacing: 3965 kg (8741 lb) | Non StalkMaster™ 4566 kg 10,066 lb StalkMaster 4897 kg 10,796 lb | With 50.8-cm (20-in.) row spacing: non StalkMaster™ 5123 or StalkMaster 5547 kg 11,294 or 12,227 lb With 55.9-cm (22-in.) row spacing: non StalkMaster 5212 or StalkMaster 5598 kg 11,490 or 12,341 lb With 76.2-cm (30-in.) row spacing: non StalkMaster 5627 or StalkMaster 6106 kg 12,405 or 13,462 lb | With 50.8-cm (20-in.) row spacing: non StalkMaster™ 5506 or StalkMaster 6038 kg 12,139 or 13,312 lb With 55.9-cm (22-in.) row spacing: non StalkMaster 5593 or StalkMaster 6214 kg 12,330 or 13,700 lb |
| Approximate Shipping Weight (Includes Shipping Skid) - StalkMaster | With 70-cm (27.6-in.) row spacing: 2667 kg (5880 lb); With 75-cm (29.5-in.) row spacing: 4275 kg (9425 lb); With 76.2-cm (30-in.) row spacing: 2917 kg (6431 lb); With 91.4-cm (36-in.) row spacing: 2764 kg (6094 lb); With 96.5-cm (38-in.) row spacing: 3965 kg (8741 lb) | Non StalkMaster™ 4566 kg 10,066 lb StalkMaster 4897 kg 10,796 lb | With 50.8-cm (20-in.) row spacing: non StalkMaster™ 5123 or StalkMaster 5547 kg 11,294 or 12,227 lb With 55.9-cm (22-in.) row spacing: non StalkMaster 5212 or StalkMaster 5598 kg 11,490 or 12,341 lb With 76.2-cm (30-in.) row spacing: non StalkMaster 5627 or StalkMaster 6106 kg 12,405 or 13,462 lb | With 50.8-cm (20-in.) row spacing: non StalkMaster™ 5506 or StalkMaster 6038 kg 12,139 or 13,312 lb With 55.9-cm (22-in.) row spacing: non StalkMaster 5593 or StalkMaster 6214 kg 12,330 or 13,700 lb |
| Row Spacings | 70, 75, 76.2, 91.4, or 96.5 cm (27.6, 29.5, 30, 36, or 38 in.) | 76.2 cm 30 in. | 50.8, 55.9, or 76.2 cm 20, 22, or 30 in. | 50.8 or 55.9 cm 20 or 22 in. |
| Standard Weight - non StalkMaster | 27.6-in. (70-cm) row spacing: 5886 lb (2670 kg); 29.5-in. (75-cm): 5860 lb (2658 kg); 30-in. (76.2-cm): 5677 lb (2575 kg); 36-in. (91.4-cm): 6085 lb (2760 kg); 38-in. (96.5-cm): 5483 lb (2487 kg) | |||
| Standard Weight - StalkMaster | 27.6-in. (70-cm) row spacing: 6431 lb (2917 kg); 29.5-in. (75-cm): 6094 lb (2764 kg); 30-in. (76.2-cm): 6237 lb (2829 kg); 36-in. (91.4-cm): 6777 lb (3074 kg); 38-in. (96.5-cm): 5880 lb (2667 kg) | |||
Additional Information | ||||
| Date Collected | 2020-06-15 | 15 June 2020 | 15 June 2020 | 15 June 2020 |
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