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Challenger MT855 vs Challenger MT855B
Verdict: Challenger MT855 vs Challenger MT855B
The Challenger MT855 and the Challenger MT855B are both tractors — here is how they stack up on the figures that matter. Challenger MT855B leads on rated power with 460 hp against 450 hp. Challenger MT855B is the newer design (2005 vs 2002). In short: choose the Challenger MT855B for outright pulling power, or the Challenger MT855 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.
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Fit & specs
Challenger
62
Fit score
Best match
Clear
Challenger
62
Fit score
Best match
Clear
Rated power
450 hp
460 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
Challenger (a part of AGCO)Reference
Challenger (a part of AGCO)Reference
Gear 3 used for pull test.Reference
Gear 3 used for pull test.Reference
Drive
crawlerReference
crawlerReference
Engine
Engine (gross)
335.6 kWReference
343.0 kWReference
Drawbar (tested)
258.6 kWReference
267.1 kWReference
Displacement
14.6 LReference
15.2 LReference
Bore/Stroke
137 x 165 mmReference
137 x 172 mmReference
Power (gross)
335.6 kWReference
343.0 kWReference
Air cleaner
dual paper elementsReference
dual paper elementsReference
Compression
15.8:1Reference
16.5:1Reference
Rated RPM
2100Reference
2100Reference
Starter volts
12Reference
12Reference
Max power
258.6 kWReference
267.1 kWReference
Power at rated engine speed
299.3 kWReference
307.4 kWReference
Fuel tank
—
1249.0 LReference
Emissions
—
Tier IIIReference
Torque
—
1929.6 NmReference
Torque RPM
—
1300Reference
Transmission
Transmission
CaterpillarReference
Cat PowershiftReference
Gears
16 forward and 4 reverseReference
16 forward and 4 reverseReference
Clutch
hydraulic wet discReference
—
PTO & Hydraulics
PTO (claimed)
278.9 kWReference
287.1 kWReference
PTO (tested)
337.3 kWReference
346.9 kWReference
Hydraulic system
264.9 LReference
—
Type
full power shiftReference
full power shiftReference
Capacity
264.9 LReference
—
Pressure
200.0 barReference
200.0 barReference
Rear valves
4 to 6Reference
4 to 6Reference
Pump flow
223.3 lpmReference
—
SCV flow
113.6 lpmReference
—
Rear Type
IVNReference
III/IVNReference
Rear lift
8845 kgReference
8845 kgReference
Rear PTO
independentReference
independentReference
Rear PTO Type
1000 (1.75)Reference
1000 (1.75)Reference
Power at rated PTO speed
319.4 kWReference
331.2 kWReference
Total flow
—
223.3 lpmReference
Capacities
Fuel
1249.0 LReference
—
Max capacity
27216 kgReference
—
Dimensions
Wheelbase
299 cmReference
299 cmReference
Weight
18597 kgReference
18597 kgReference
Length
675 cmReference
675 cmReference
Height (cab)
350 cmReference
—
Height (exhaust)
352 cmReference
—
Ground clearance
47 cmReference
36 cmReference
Gauge
228 to 325 cmReference
—
Shipping
18597 kgReference
—
Ballasted
22680 kgReference
—
Height
—
350 cmReference
Shipping weight
—
18597 kgReference
Max weight
—
22680 kgReference
MT855 Serial Numbers
2002
BACC20000Reference
—
2003
BCC30000Reference
—
2004
BCC40000Reference
—
Location:
Serial number plate on the left side of the tractor frame.Reference
—
Electrical
Ground
negativeReference
negativeReference
Charging system
alternatorReference
—
Charging amps
160Reference
185Reference
Batteries
4Reference
4Reference
Battery volts
12Reference
12Reference
Battery CCA
—
1000Reference
Challenger MT855 Tracks
Width
360 cmReference
357 cmReference
Test results
Fuel use
85.5 l/hourReference
90.5 l/hourReference
Max pull
19413 kgReference
19034 kgReference
Challenger MT855B Tracks
Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.