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WD4 Windrower Enhancements

Whether you are cutting hay or swathing canola, extra horsepower to muscle through the tough spots is a welcome addition, especially when that power doesn’t come at the cost of efficiency. Enhancements include:

  • Our patented Selective Catalytic Reduction (SCR)- only exhaust aftertreatment technology to meet Tier 4 B/Final emissions requirements
  • Road speeds up to 24 mph
  • Updated hydraulic steering system
  • Improved field drivability
  • Dual-circuit hydraulic system
  • Integrated AFS Pro 700 control center


WD1203 Highlights

Powerful Engines

Power-packed, Tier 3, bio-diesel approved engines to handle heavy loads, wet conditions and hillsides without slowdowns

Deluxe Cab Design

Providing more cab space, industry-leading visibility, and intuitive controls like the ergonomically-correct MultiFunction Propulsion Handle, also used in Case IH Axial-Flow® ​Combines​

Options to Meet the Way You Farm

The industry's widest rotary disc header, four sizes of HDX2 sicklebar headers, and high-capacity HD2 draper headers to meet the needs of your farm operation


Make Case IH
Model WD1203 Series II
Header Compatibility  
Sicklebar (Auger) Headers Yes, all widths
Draper Headers Yes, with draper kit, 36' max.
Rotary Disc Headers No
Double Windrow Attachment No
Hydraulic Header Reverser Standard
Engine power, hp (kW) 126 (94)
Engine make Case IH FPT
Number of cylinders 4
Displacement, (L) 274 (4.5)
Aspiration Turbo, w/ charge air cooler
Emission Tier Level Tier 3
Radiator/Screen Cleaning Outside Rotary Wand std; Inside chaff kit opt.
Alternator rating, Amps 150
Fuel tank capacity, gal (L) 120 (454)
Diesel Exhaust Fluid (DEF) tank capacity, gal (L) No DEF
Transmission and Speeds  
Transmission type Hydrostatic, 2-speed std; 3-speed opt.
Maximum field speed, mph (kph) 10.3 (16.6)
Maximum road speed, mph (kph) 18 (29) std; 24 (39) opt.
Tires and Suspension  
Tire Size, drive end 18.4x26, 12PR R4
Tire Size, engine end 14Lx16.1, 8PR
Suspended Rear Axle (engine end) Optional air springs
Cab Suspension Standard
Dimensions and Weight  
Overall length w/header, in (mm) np
Length w/o header, in (mm) 199.1 (5056)
Height to top of cab, in (mm) np
Track width (drive end), in (mm) np
Track width (engine end), in (mm) np
Wheelbase, in (mm) 134.6 (3419)
Crop clearance, in (mm) 42.5 (1080)
Weight, w/o header (kg) 10,950 (4966)
Sales Literature  
Literature number HF-5144-13
Literature date 6/1/2013
Manual number --
Manual date --
Entry Date  
Manufacturing Status Current
First Entry Date 7/1/2013
Revision Date --