Challenger MT845

Challenger MT845 Agricultural Crawler tractor Technical Specifications

Challenger MT845 is a Row-Crop tractor that was produced by the John Deere between 2002 – 2004.

Below you will find detailed technical specifications for Challenger MT845 covering engine types, horsepower ratings, weight, height, fuel type and tank volume, oil capacity and type, hydraulic system diagram, wiring diagram, battery specs, etc.

Challenger MT845 Production

Manufacturer: Challenger (a part of AGCO)
Type: Agricultural Crawler tractor
Factory: USA

Challenger MT845 Power

Engine (gross): 380 hp
283.4 kW
PTO (claimed): 313 hp
233.4 kW
Drawbar (tested): 297.93 hp
222.2 kW
PTO (tested): 393.14 hp
293.2 kW

Challenger MT845 Electrical

Ground: negative
Charging system: alternator
Charging amps: 160
Batteries: 3
Battery volts: 12

Challenger MT845 Mechanical

Chassis: crawler
Steering: power
Brakes: hydraulic wet disc
Cab: Cab standard with air-conditioning.
Transmission: 16-speed full power shift


Fuel: 305 gal
1154.4 L
  330 gal
1249.1 L *Optional
Hydraulic system: 70 gal
264.9 L


Type: closed center load sensing
Capacity: 70 gal
264.9 L
Pressure: 2900 psi
200.0 bar
Rear valves: 4 to 6
Pump flow: 43.5 gpm
164.6 lpm
  59 gpm
223.3 lpm *Optional
SCV flow: 30 gpm
113.6 lpm

Tracktor Hitch

Rear Type: IVN
Rear lift: 19500 lbs
8845 kg

Power Take-off (PTO)

Rear PTO: independent
Rear RPM: 1000 (1.75)

Challenger MT845 Engine detail

Engine Detail
Caterpillar C12
turbocharged diesel
liquid-cooled inline
Displacement: 729 ci
11.9 L
Bore/Stroke: 5.118×5.906 inches
130 x 150 mm
Power (gross): 380 hp
283.4 kW
Air cleaner: dual paper elements
Compression: 16.0:1
Rated RPM: 2100
Starter volts: 12

Challenger MT845 Transmission overview

Engine Oil

Transmission: Caterpillar
Type: full power shift
Gears: 16 forward and 4 reverse
Clutch: hydraulic wet disc

Challenger MT845 Dimensions

Wheelbase: 118.1 inches
299 cm
Length: 265.9 inches
675 cm
Width: 142.1 inches
360 cm
Height (cab): 138.1 inches
350 cm
Height (exhaust): 138.7 inches
352 cm
Ground clearance: 18.7 inches
47 cm
Gauge: 90 to 128 inches
228 to 325 cm

Challenger MT845 Weight
Shipping: 40000 lbs
18144 kg
Ballasted: 50000 lbs
22680 kg
Max capacity: 60000 lbs
27216 kg

Challenger MT845 Tests

OCED Tractor Test 1824

OCED Tractor Test 1824
Diesel 16-speed crawker
April 23 – May 13, 2003
Link: OCED Tractor Test 1824 file
PTO performance
Max power: 393.14 hp
293.2 kW
Fuel use: 20.1 gal/hour
76.1 l/hour
Power at rated engine speed: 337.75 hp
251.9 kW
Fuel use: 18.6 gal/hour
70.4 l/hour
Power at rated PTO speed: 365.34 hp
272.4 kW
Fuel use: 19.4 gal/hour
73.4 l/hour
Drawbar performance
Max power: 297.93 hp
222.2 kW
Fuel use: 19.0 gal/hour
71.9 l/hour
Gear 6 used for power test.
Max pull: 38250 lbs
17350 kg
Gear 3 used for pull test.


Is Challenger MT845 a good tractor?

The Challenger MT845 is one of the great tractors in the Challenger (a part of AGCO) stable, and it has earned Challenger (a part of AGCO) a fantastic reputation.

How much oil does a Challenger MT845 take?

Check out the Challenger MT845 oil capacity and oil type in the engine specs section as it may vary across the engines. Keep in mind, that older models might have their oil capacity increased over time. You may compare between the early and late oil capacity.

Do tractors have VIN numbers?

Every tractor has a VIN number. The number is usually engraved below the driver’s seat. Tractor manufacturers put the number in different places on the tractor body.

What was the last year Challenger (a part of AGCO) made the MT835

The Challenger MT845 was an agricultural tractor model made from 2002 – 2004

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