Challenger MT875B

The Challenger MT875B is a tractor produced by Challenger. It is equipped with a 1105 ci 18.1 L engine. The listed engine power is Diesel (gross): 570 hp / 425.0 kW. Transmission: Cat Powershift. Drive type: crawler. Operating weight: 42200 lbs 19141 kg.

Engine Power

Diesel (gross): 570 hp / 425.0 kW

Drive & Traction

crawler

Fuel & Capacities

330 gal 1249.0 L

Transmission

Cat Powershift

Operating Weight

42200 lbs 19141 kg

Overview

	2005 - 2008 MT800B SeriesAgricultural Crawler tractor MT800B Series Agricultural Crawler tractor

Production
Manufacturer	Challenger (a part of AGCO)
Agricultural Crawler tractor
Built in Jackson, Minnesota, USA

Challenger MT875B Engine
Caterpillar 18.1L 6-cyl diesel
Fuel tank	330 gal 1249.0 L
Engine details ...

Challenger MT875B Transmission
16-speed full power shift
Transmission details ...

Challenger MT875B Power
Engine (gross)	570 hp 425.0 kW
PTO (claimed)	425 hp 316.9 kW
Drawbar (tested)	431.02 hp 321.4 kW
Performance test details ...

Mechanical
Drive	crawler
Hydraulic wet disc brakes
Cab standard with air-conditioning.

Hydraulics
Type	closed center PFC
Pressure	2900 psi 200.0 bar
Rear valves	4 to 6
Total flow	43.5 gpm 164.6 lpm
	59 gpmOptOptional 223.3 lpm

Dimensions & Tracks
Wheelbase	118 inches 299 cm
Weight	42200 lbs 19141 kg
27.5-inch tracks
Full dimensions and tracks ...

Electrical
Ground	negative
Charging amps	185
Batteries	4
Battery CCA	1000
Battery volts	12

References

Challenger MT800B Series published in 2005, by AGCO

Engine

Engine Detail — 1105 ci / 18.1 L Diesel

Manufacturer	Caterpillar C18
Configuration	turbocharged diesel, 6-cylinder 24-valve, liquid-cooled inline
Displacement	1105 ci 18.1 L
Bore/Stroke	5.709x7.205 inches 145 x 183 mm
Emissions	Tier III
Power (gross)	570 hp 425.0 kW
Air cleaner	dual paper elements
Compression	16.5:1
Rated RPM	2100
Starter volts	12

Transmission

Transmission — Cat Powershift

Transmission	Cat Powershift
Type	full power shift
Gears	16 forward and 4 reverse

Dimensions

Challenger MT875B Tracks
Width	27.5 inches 69 cm
Width	30 inches 76 cm
Width	36 inches 91 cm

Dimensions
Wheelbase	118 inches 299 cm
Length	265.9 inches 675 cm
Width	140.9 inches 357 cm
Height	138.1 inches 350 cm
Shipping weight	42200 lbs 19141 kg
Max weight	50000 lbs 22680 kg
Ground clearance	14.4 inches 36 cm

Tests

OCED Tractor Test 1879
Diesel 16-speed crawler April 25 - May 4, 2005 Link: OCED Tractor Test 1879 file
Drawbar performance
Max power	431.02 hp 321.4 kW
Fuel use	28.2 gal/hour 106.7 l/hour
Gear 8 used for power test.
Max pull	42154 lbs 19121 kg
Gear 3 used for pull test.

Photos

Challenger MT875B

Recommended Implements & Sizing Guide

Engineering recommendations for Challenger MT875B based on its 570 HP power envelope and ASAE agricultural standards.

Implement & Operation	Recommended Size	Workload Rating	Engineering Notes
Moldboard PlowPrimary Tillage	8+ Bottom On-Land Hitch8+ 铧重型机外牵引犁	Commercial / Field Scale	High horsepower articulated/4WD field plowing.
Rotary Cutter / MowerMowing & Clearing	15 to 20 ft Batwing4.6 - 6.1 m 宽幅折叠翼	Commercial / Field Scale	Large commercial field and roadside mowing operations.
Rotary TillerSeedbed Prep	90 to 120 in Heavy Duty230 - 300 cm 重型旋耕机	Commercial / Field Scale	Deep intensive seedbed preparation for commercial row crops.
Disc HarrowSecondary Tillage	24 to 36 ft Heavy Duty Field Disc7.3 - 11.0 m 超宽重型整地耙	Commercial / Field Scale	Broad-acre grain tillage for high-drawbar tractors.
Hay BalerHay & Forage	Large Square Baler (3x4 or 4x4)大方捆商用打捆机 (1.2x1.2 m)	Commercial / Field Scale	High-capacity commercial forage harvesting (1000 RPM PTO).

Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for Challenger MT875B.

Estimated Continuous Field Runtime: 11.1 hrs

Approximately 11.1 hours of continuous field operation at ~75% rated power on a full tank (330 gal / 1249.2 L).

Estimated 75% Load Fuel Burn~29.6 gal/hr (112.2 L/hr)

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)

Standard Spec: API CK-4 / CJ-4 Heavy Duty

Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)

Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)

Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix

Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze

Service Interval: 2 Years / 1500 Hours