Challenger wr9740
| Model | WR9740 |
| Years Produced | |
| Header Compatibility | |
| Sicklebar (Auger) Headers | Yes, all widths |
| Draper Headers | Yes, all widths |
| Rotary Disc Headers | No |
| Double Windrow Attachment | Yes, optional |
| Hydraulic Header Reverser | Standard |
| Engine | |
| Rated Engine Power, hp (kW) | 137 (102) |
| Maximum Engine Power, hp (kW) | |
| Engine make | Agco Power |
| Number of cylinders | 4 |
| Displacement, cu.in. (L) | 299 (4.9) |
| Aspiration | Turbocharged |
| Emission Tier Level | Tier 4 Interim |
| Radiator/Screen Cleaning | Hydraulic auto-reversing fan |
| Alternator rating, Amps | |
| Fuel tank capacity, gal (L) | 130 (492) |
|
Diesel Exhaust Fluid (DEF) tank capacity, gal (L)
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| Transmission and Speeds | |
| Transmission type | Hydrostatic, 2 speed |
| Maximum field speed, mph (kph) | 16 (26) |
| Maximum road speed, mph (kph) | 21 (34) optional |
| Tires and Suspension | |
| Tire Size, drive end | 18.4x26 |
| Tire Size, engine end | 14Lx16.1 |
| Suspended Rear Axle (engine end) | Optional |
| Cab Suspension | Optional air suspension |
| Dimensions and Weight | |
| Overall length w/header, in (mm) | |
| Length w/o header, in (mm) | 199.7 (5074) |
| Height to top of cab, in (mm) | 137.8 (3501) |
| Track width (drive end), in (mm) | 130.7 (3320) |
| Track width (engine end), in (mm) | 84 to 129 (2135 to 3278) |
| Wheelbase, in (mm) | 137 (3482) |
| Crop clearance, in (mm) | |
| Weight, w/o header (kg) | 11,254 (5104) |