John Deere
CR 12 Corn Head
Headers and Platforms
Enhance your corn harvesting operations with the John Deere CR 12 Corn Head, featuring advanced gathering capabilities, robust durability, and seamless combine integration for optimal yield quality and efficiency.
Current product detail page listed in the official John Deere AFME sitemap; this does not assert a 2026 model year or confirmed Eswatini stock.
The AFME sitemap includes model-year-specific and legacy listings. Confirm current model, configuration, and Eswatini availability with SwaziTrac before quoting.
Model / part number: 778BH
Technical specification source: Official manufacturer technical data
Catalogue source: John Deere Africa & Middle East (AFME) · Checked 2026-10-04
Specifications
Key Specs5 specifications
- Gathering Chains
- Heavy-duty, 620, endless steel roller chain with chromed pins (no master connecting link)
- Gathering Chain Adjustment
- Spring loaded, self-adjusting
- Deck Plate Adjustment
- Hydraulic adjustment
- Approximate Overall Width
- With 50.8-cm (20-in.) row spacing: 6.5 m (21.17 ft); With 55.9-cm (22-in.) row spacing: 7 m (23 ft)
- Row Spacings
- 50.8, 55.9, 76.2, 91.4, or 96.5 cm (20, 22, 30, 36, or 38 in.)
Corn Head12 specifications
- Gathering Points
- Four-position, low-profile floating type hinged above gathering chains
- Center And Outer Gatherings
- Hinged, quickly removable
- Gathering Chains
- Heavy-duty, 620, endless steel roller chain with chromed pins (no master connecting link)
- Minimum Clearance Between Gathering Chains And Ground (Imperial)
- 1.25 in.
- Minimum Clearance Between Gathering Chains And Ground (Metric)
- 32.0 mm
- Row Unit Drive
- Enclosed, submerged-in-lubricant gearbox, driven by single input hexagon shaft
- Gathering Chain Adjustment
- Spring loaded, self-adjusting
- Stalk Rolls
- Opposed, intermeshing, and chopping (two per row-unit)
- Deck Plate Adjustment
- Hydraulic adjustment
- Slip Clutch
- One per row-unit plus auger drive
- Trash Knives
- Full-length, one-piece, heat-treated steel
- Stalk Deflectors
- Factory-installed option
Dimensions14 specifications
- Approximate Overall Width
- With 50.8-cm (20-in.) row spacing: 6.5 m (21.17 ft); With 55.9-cm (22-in.) row spacing: 7 m (23 ft)
- Approximate Overall Width With 30 in. (76.2 cm) Row Spacing
- 9.14 m (30 ft0
- Approximate Overall Width With 36 in. (91.4 cm) Row Spacing
- 10.9 m (35.8 ft)
- Approximate Overall Width With 38 in. (96.5 cm) Row Spacing
- 11.4 m (37.4 ft)
- Points In Operating Position (Lowered)
- With 50.8-cm (20-in.) row spacing: 2.97 m (9.75 ft); With 55.9-cm (22-in.) row spacing: 2.97 m; With 76.2-cm (30-in.) row spacing: 3.2 m (10.58 ft); With 91.4-cm (36-in.) row spacing: 3.2 m; With 96.5-cm (38-in.) row spacing: 3.2 m
- Points Folded Up (Service Position)
- With 50.8-cm (20-in.) row spacing: 2.3 m (7.58 ft); With 55.9-cm (22-in.) row spacing: 2.3 m
- 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
- 2.6 m (8.58 ft)
- Points Folded Up With 38 in. (96.5 cm) Row Spacing
- 2.6 m (8.58 ft)
- Approximate Shipping Weight (Includes Shipping Skid) non Stalk Master
- With 50.8-cm (20-in.) row spacing: 4534 kg (9996 lb); With 55.9-cm (22-in.) row spacing: 4620 kg (10,185 lb); With 76.2-cm (30-in.) row spacing: 3490 kg (7694 lb); With 91.4-cm (36-in.) row spacing: 5416 kg (11,940 lb); With 96.5-cm (38-in.) row spacing: 5149 kg (11,352 lb)
- Approximate Shipping Weight (Includes Shipping Skid) Stalk Master
- With 50.8-cm (20-in.) row spacing: 4534 kg (9996 lb); With 55.9-cm (22-in.) row spacing: 4620 kg (10,185 lb); With 76.2-cm (30-in.) row spacing: 3490 kg (7694 lb); With 91.4-cm (36-in.) row spacing: 5416 kg (11,940 lb); With 96.5-cm (38-in.) row spacing: 5149 kg (11,352 lb)
- Row Spacings
- 50.8, 55.9, 76.2, 91.4, or 96.5 cm (20, 22, 30, 36, or 38 in.)
- Standard Weight non Stalk Master
- With 50.8-cm (20-in.) row spacing: 3561 kg (7851 lb); With 55.9-cm (22-in.) row spacing: 3667 kg (8084 lb); With 76.2-cm (30-in.) row spacing: 3871 kg (8534 lb); With 91.4-cm (36-in.) row spacing: 4132 kg (9110 lb); With 96.5-cm (38-in.) row spacing: 4216 kg (9295 lb)
- Standard Weight Stalk Master
- With 50.8-cm (20-in.) row spacing: 3965 kg (8741 lb); With 55.9-cm (22-in.) row spacing: 3490 kg (7694 lb); With 76.2-cm (30-in.) row spacing: 4275 kg (9425 lb); With 91.4-cm (36-in.) row spacing: 4534 kg (9996 lb); With 96.5-cm (38-in.) row spacing: 4620 kg (10185 lb)
Additional Information1 specifications
- Date Collected
- 2020-06-15