- Pto Power: 200 hp / 149.2 kw
Published dimensions and weight
Challenger MT645B
The Challenger MT645B is a 2WD tractor with an operating weight of about 8.3 t.
01Published dimensions and weight
Dimensions reference
Measurement reference — not to scale

01Dimensions referenceLength × width × height
02Operating Weight18308 lb8304.4 kg
03Selected published values24
Two-wheel-drive tractors are commonly used for general farm work, light tillage and implement operation. Published rows for Challenger MT645B include published PTO power of 200 hp / 149.2 kw, published hydraulic flow of 38.9 gal/min / 147 L/min, published hitch lift capacity of 15604.4 lb / 7078 kg. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Pto Power” field (200 hp / 149.2 kw) with the specific machine's configuration and records; options and condition can differ.
What changes with this option
Compared with the base Challenger MT635B: 1 of 24 published specifications change.
| Section | Specification | Challenger MT635B | Challenger MT645B |
|---|---|---|---|
| Engine | Pto Power | 180 hp / 134.3 kw | 200 hp / 149.2 kw |
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Manufacturer-published specifications.