Challenger 1038

Last Updated: July 2024

Overview

The Challenger 1038 is a high-performance tractor built by Challenger, a part of AGCO. It features a robust 6-cylinder MAN diesel engine with a displacement of 758 cubic inches, turbocharged and intercooled induction, and liquid cooling. The engine delivers a rated power output of 396 hp at 1700 rpm and has a maximum torque of 1336 lb-ft (1809 Nm) with an 18.5% torque rise. The tractor adheres to Tier IV emission standards with selective catalytic reduction and a diesel oxidation catalyst. It operates on a continuously variable transmission with infinite forward and reverse gears. Key dimensions include a length of 242.4 inches, width of 108.3 inches, height of 135.6 inches, and a wheelbase of 129.9 inches. The operating weight is 31,615 lbs. It runs on 800/70R38 rear tires and 600/70R30 front tires. The hydraulic system is load-sensing with a maximum pump delivery rate of 61.8 GPM at minimal pressure and 58.3 GPM at 2320 psi for a single outlet set, delivering up to 58.2 hp of hydraulic power. The tractor can exert a maximum force of 17,085 lbs at 24 inches behind the hitch points and 18,477 lbs at the ball ends. Additional notable features include a 24V electric starting system, thermostat and variable speed fan for cooling temperature control, and DEF consumption of 0.93 gal/hr.
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Key Specifications

Power Output: 396

Transmission: Continuously-Variable Transmission

Operating Weight: 31615

Fuel Type: Diesel

Technical Specifications

Engine

Manufacturer
MAN
Model
-
Cooling Type
Liquid-cooled
Cylinder Orientation
-
Valve Configuration
-
Fuel Type
Diesel
Induction Type
Turbocharged and Intercooled
Cylinders
6
Displacement (ci)
758.0
Bore (in)
4.96
Stroke (in)
6.535
Rated RPM
1700
Power Output (hp)
396

Transmission

Type
Continuously-Variable Transmission
Forward Gears
Infinite
Reverse Gears
Infinite
Total Gears
-

Dimensions

Length (in)
242.4
Width (in)
108.3
Height (in)
135.6
Operating Weight (lb)
31615

Power Take-Off (PTO)

PTO Type
-
PTO Speed 1 (rpm)
-
PTO Speed 2 (rpm)
-
PTO Speed 3 (rpm)
-

Miscellaneous

Chassis
-
Drive Type
-
Steering Type
-
Coolant Capacity (qts)
-
Front Tire Diameter (in)
-
Front Tire Width (in)
-
Rear Tire Diameter (in)
-
Rear Tire Width (in)
-
Front/Rear Rim Diameter (in)
-
Tire Type
Standard (ag)
Manufacture - End Year
-
Hitch Type
Rear Type IV
Hitch Category
-
Hitch Position
-
Hitch Capacity (lb)
-
Operator Station Type
-
Starter Type
Electric (24V)
Brake Type
-
Hydraulic System Type
Load-sensing

Test Results

Nebraska Tractor Test Laboratory - Test Date: July to August 2017

Maximum Power and Fuel Consumption

  • Maximum Power (PTO): 368.6 HP (274.9 kW)
  • Fuel Consumption at Maximum Power: 20.86 Gal/hr (78.96 l/h) with a fuel efficiency of 0.332 lb/hp.hr (0.202 kg/kW.h)
  • DEF Consumption: 0.93 Gal/hr (3.52 l/h)

Drawbar Performance

  • Power at Rated Engine Speed (Speed Setting 9): 317.1 HP (236.5 kW) with a drawbar pull of 21000 lbs (93.42 kN) and a speed of 7.8 mph (12.55 km/h)
  • Fuel Consumption at Rated Speed: 0.399 lb/hp.hr (0.242 kg/kW.h) with a fuel efficiency of 17.54 Hp.hr/gal (2.57 kW.h/l)

Torque and Engine Performance

  • Maximum Torque: 1336 lb.-ft. (1809 Nm) at 1400 rpm
  • Torque Rise: 18.5%

Hydraulic Performance

  • Maximum Force Exerted at hitch points: 17085 lbs (76.0 kN) at 24" behind hitch points
  • Pump Delivery Rate (3 outlets combined): 61.8 GPM (233.9 l/min) at minimal pressure and rated engine speed
  • Hydraulic Power: 58.2 HP (43.4 kW) at a delivery pressure of 2320 psi (160 bar)

Overall Efficiency

  • Fuel Efficiency at Standard PTO Speed (1053 rpm): 20.10 Hp.hr/gal (3.96 kW.h/l)
  • Fuel Consumption: 18.86 Gal/hr (71.40 l/h) at 2052 rpm



Recommended Citation Format:
NTTL.(2018). OECD tractor test 3100 for Challenger 1038 Diesel. Lincoln, NE: Nebraska Tractor Test Laboratory. Retrieved from http://tractortestlab.unl.edu

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