- Gross Power: 400 hp / 298.3 kw
- Pto Power: 335 hp / 249.9 kw
Published dimensions and weight
Challenger MT845B
The Challenger MT845B is a 4WD tractor of about 18.6 t, powered by a 400 hp engine.
01Published dimensions and weight
Dimensions reference
Measurement reference — not to scale

01Dimensions referenceLength × width × height
02Operating Weight41000 lb18597.3 kg
03Selected published values26
Four-wheel-drive tractors are commonly used for high-draft field work and towing agricultural implements. Published rows for Challenger MT845B include published PTO power of 335 hp / 249.9 kw, published hydraulic flow of 43.5 gal/min / 164.7 L/min, published engine power of 400 hp / 298.3 kw. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Gross Power” field (400 hp / 298.3 kw) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Pto Power” field (335 hp / 249.9 kw) with the specific machine's configuration and records; options and condition can differ.
What changes with this option
Compared with the base Challenger MT835B: 2 of 26 published specifications change.
| Section | Specification | Challenger MT835B | Challenger MT845B |
|---|---|---|---|
| Engine | Gross Power | 350 hp / 261 kw | 400 hp / 298.3 kw |
| Engine | Pto Power | 290 hp / 216.3 kw | 335 hp / 249.9 kw |
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Manufacturer-published specifications.