Challenger MT635B

Challenger MT635B Row-Crop tractor Technical Specifications

Challenger MT635B is a Row-Crop tractor that was produced by the John Deere between 2005 – 2008.

Below you will find detailed technical specifications for Challenger MT635B 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 MT635B Production

Manufacturer: Challenger (a part of AGCO)
Type: Row-Crop tractor
Factory: Beauvais, France

Challenger MT635B Power

Engine: 215 hp
160.3 kW
PTO (claimed): 180 hp
134.2 kW
Drawbar (tested): 157.87 hp
117.7 kW
PTO (tested): 199.0 hp
148.4 kW

Challenger MT635B Electrical

Ground: negative
Charging system: alternator
Charging amps: 150
Batteries: 2
Battery CCA: 775
Battery volts: 12

Challenger MT635B Mechanical

Chassis: 4×4 MFWD 4WD
Final drives: inboard planetary
Differential lock: electrohydraulic front and rear
Steering: power
Brakes: hydraulic wet disc
Trailer brakes: hydraulic*Optional
Cab: Cab standard with heat and A/C. Optional pneumatic cab suspension and automatic climate control.
Transmission: continuously variable transmission (CVT)


Fuel: 159 gal
601.8 L
Hydraulic system: 26.4 gal
99.9 L


Type: pressure flow compensated (PFC)
Capacity: 26.4 gal
99.9 L
Pressure: 2900 psi
200.0 bar
Valves: 4 to 6
Total flow: 39 gpm
147.6 lpm

Tracktor Hitch

Rear Type: III
Rear lift (at 24″/610mm): 15,600 lbs
7076 kg
Front Hitch: II*Optional
Front lift: 7,700 lbs
3492 kg
  12,100 lbs
5488 kg *Optional

Power Take-off (PTO)

Rear PTO: independent
Clutch: electro-hydraulic wet disc
Rear RPM: 540 (1.375)
  1000 (1.375)
  1000 (1.75)
Engine RPM: 540@2037
540E@ 1598

Challenger MT635B Engine detail

Engine Detail
Sisu 74ETA
turbocharged diesel
6-cylinder 24-valve
liquid-cooled vertical inline
Displacement: 449 ci
7.4 L
Bore/Stroke: 4.251×5.278 inches
108 x 134 mm
Power: 215 hp
160.3 kW
Air cleaner: dual paper elements
Pre-heating: 1000W coolant heater (optional)
Compression: 17.5:1
Rated RPM: 2200
Starter volts: 12
Oil capacity: 20 qts
18.9 L
Coolant capacity: 35.6 qts
33.7 L

Challenger MT635B Transmission overview

Engine Oil

Transmission: TechStar
Type: continuously variable transmission (CVT)
Gears: infinite (2-range) forward and reverse
Oil capacity: 70.8 qts
67.0 L

Challenger MT635B Dimensions

Wheelbase: 121.1 inches
307 cm
Length: 206 inches
523 cm
Width: 118 inches
299 cm
Height (cab): 123.6 inches
313 cm
Ground clearance: 22.4 inches
56 cm
Rear axle: Bar: 4.33 by 118 inches
109 by 2997 mm
Rear tread: 60 to 88 inches
152 to 223 cm

Challenger MT635B Weight
Shipping: 18,308 lbs
8304 kg
Operating: 19,595 lbs
8888 kg
Max Drawbar: 5620 lbs
2549 kg
Max front axle: 10861 lbs
4926 kg
Max rear axle: 17044 lbs
7731 kg

Challenger MT635B Tests

OCED Tractor Test 1875

OCED Tractor Test 1875
Diesel CVT 4WD
April 20 – May 3, 2006
Link: OCED Tractor Test 1875 file
PTO performance
Max power: 199.0 hp
148.4 kW
Fuel use: 10.8 gal/hour
40.9 l/hour
Power at rated engine speed: 184.65 hp
137.7 kW
Fuel use: 11.0 gal/hour
41.6 l/hour
Power at rated PTO speed: 197.74 hp
147.5 kW
Fuel use: 10.8 gal/hour
40.9 l/hour
Drawbar performance
Max power: 157.87 hp
117.7 kW
Fuel use: 10.9 gal/hour
41.3 l/hour
Pull at 9 KPH
Max pull: 16,927 lbs
7678 kg
Pull at 5 KPH


Is Challenger MT635B a good tractor?

The Challenger MT635B 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 MT635B take?

Check out the Challenger MT635B 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 MT635B?

The Challenger MT635B was an agricultural tractor model made from 2005 – 2008

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