Tractor · 2004Unverified
Challenger MT525B
Challenger MT525B — Model year 2004-20072007-2011 · 97 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
97 hp
Max power
82.7 kW
Weight
11052 to 14835 pounds
Hover a source tag to verify
Overview
ManufacturerChallenger (a part of AGCO)Reference
Row-Crop tractorReference
Built in Beauvais, FranceReference
The Challenger 525B is similar to the Massey Ferguson 6465 and 7465.Reference
Two- or four-wheel driveReference
Final drivesinboard planetaryReference
Differential lockelectro-hydraulic front and rearReference
Power steeringReference
Hydraulic wet disc brakesReference
Trailer brakeshydraulicReference
Cab standard with heat and A/C. Optional pneumatic cab suspension and automatic climate control.Reference
Variants
6465similar Massey Ferguson modelReference
7465similar Massey Ferguson modelReference
Engine
Caterpillar 6.0L 6-cyl dieselReference
Engine88.0 kWReference
Drawbar (tested)61.0 kWReference
Caterpillar 3056CReference
turbocharged dieselReference
6-cylinderReference
liquid-cooled vertical inlineReference
Displacement6.0 LReference
Bore/Stroke100 x 127 mmReference
EmissionsTier IIReference
Power88.0 kWReference
Fuel systemelectronic direct injectionReference
Cooling systemviscous fanReference
Air cleanerdual paper elementsReference
Compression17.5:1Reference
Rated RPM2200Reference
Idle RPM800-2350Reference
Starter volts12Reference
Starter power3.0 kWReference
Oil capacity14.5 LReference
Coolant capacity28.0 LReference
Max power82.7 kWReference
Power at rated engine speed72.1 kWReference
Max power44.9 kWReference
Max power79.4 kWReference
Max power61.0 kWReference
Transmission
32-speed partial power shiftReference
24-speed partial power shiftReference
continuously variable transmissionReference
TransmissionAutoPower IVReference
Typepartial power shiftReference
Gears32 forward and reverseReference
Clutchhydraulic wet discReference
Four synchronized gears (1-4) in two synchronized ranges (low/high) with a four-speed (A-D) power shift on the left-hand power shuttle lever.Reference
TransmissionAutoPower VIReference
Gears24 forward and reverseReference
Four gears with six power shift ranges. The AutoPower VI became acailable in 2005.Reference
TransmissionTechStar CVTReference
Typecontinuously variable transmissionReference
Gearsinfinite forward and reverse (2-range)Reference
Oil capacity56.0 LReference
PTO & Hydraulics
PTO (claimed)70.8 kWReference
PTO (tested)82.7 kWReference
AutoPower Hydraulic system70.0 LReference
CVT Hydraulic system99.9 LReference
Typeclosed center pressure flow compensating (PFC)Reference
AutoPower Capacity70.0 LReference
CVT Capacity99.9 LReference
Pressure200.0 barReference
Rear valves2 to 4Reference
Total flow109.8 lpmReference
Rear TypeII/IIIReference
AP Rear lift (at 24"/610mm)3855 kgReference
CVT Rear lift (at 24"/610mm)5080 kgReference
Front HitchoptionalReference
Front lift2494 kgReference
Rear PTOindependentReference
Rear PTO Type540/1000 (1.375)Reference
Rear PTO Type540/540E/1000Reference
Engine RPM540@1980Reference
Engine RPM540E@1533Reference
Engine RPM1000@2000Reference
Engine RPM1000E@1548Reference
Power at rated PTO speed81.4 kWReference
Power at rated PTO speed76.4 kWReference
Capacities
Fuel268.7 LReference
Dimensions
2WD Wheelbase284 cmReference
4WD Wheelbase278 cmReference
Weight11052 to 14835 poundsReference
Front tire14L-16.1Reference
Rear tire18.4R38Reference
Ag front14L-16.1 (2WD)Reference
Ag front14.9R28 (4WD)Reference
Ag rear18.4R38Reference
Length427 cmReference
Width205 cmReference
Height (cab)286 cmReference
Clearance (drawbar)39 cmReference
Flange rear axleReference
2WD Front tread162 to 210 cmReference
2WD Front tread185 to 243 cmReference
4WD Front tread156 to 205 cmReference
Rear tread138 to 223 cmReference
2WD Shipping5013 kgReference
4WD Shipping5237 kgReference
CVT 4WD Shipping5934 kgReference
4WD Operating5524 kgReference
CVT 4WD Operating6729 kgReference
Max Drawbar1733 kgReference
2WD Max front axle2110 kgReference
4WD Max front axle3199 kgReference
Max rear axle5599 kgReference
MT525B Serial Numbers
2004N00001Reference
2005P00001Reference
2006R00001Reference
2007S00001Reference
FAQ: How to read a serial number table.Reference
Electrical
GroundnegativeReference
Charging systemalternatorReference
Charging amps120Reference
Batteries2Reference
Battery CCA420Reference
Battery volts12Reference
Test results
OECD 5153: diesel AutoPower IV 4WDReference
OECD 2193: diesel CVT 4WDReference
Diesel AutoPower IV 4WDFebruary 2004 - March 2004, Link: OCED Tractor Test 5153 fileReference
PTO performanceReference
Fuel use24.2 l/hourReference
Fuel use25.4 l/hourReference
Drawbar performanceReference
Fuel use21.2 l/hourReference
Gear 1LB used for power test.Reference
Max pull4608 kgReference
Gear 1TD used for pull test.Reference
Diesel CVT 4WDJanuary 2004 - March 2004, Link: OCED Tractor Test 2193 fileReference
Fuel use23.8 l/hourReference
Fuel use25.0 l/hourReference
Fuel use24.6 l/hourReference
Pull at 6.2 KPHReference
Max pull6491 kgReference
Pull at 3.3 KPHReference
Speeds
With 18.4R38 rear tires.Reference
50 KPH speeds available with front-axle suspension.Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.