Challenger 70C
Power
285 hp
Production
1995-1996
Engine
Turbocharged intercooled diesel, 6-cylinder
Transmission
Full power shift
From the same series:
Introduction
Challenger 70C Agricultural Crawler Tractor
The Challenger 70C is a heavy-duty agricultural crawler tractor manufactured by Challenger, a division of Caterpillar, in Peoria, Illinois. Produced between 1995 and 1996, this machine was designed to provide high traction and stability for demanding field operations.
Engine and Performance
The 70C is powered by a 10.5-liter, 6-cylinder turbocharged and intercooled diesel engine. It features direct fuel injection and an ether injection system for cold-start assistance. The engine produces 285 horsepower at a rated speed of 2100 RPM, providing the necessary torque for heavy tillage and traction tasks.
Transmission and Drive
This crawler utilizes a full power shift transmission offering 10 forward and 2 reverse gears, allowing for on-the-go shifting without clutching. The machine is propelled by a mechanical crawler drive system featuring 30-inch tracks, which ensure optimal weight distribution and minimal soil compaction.
Hydraulics and Controls
The tractor is equipped with a closed-center hydraulic system. It provides a standard pump flow of 27 gallons per minute (102.2 lpm), with an optional capacity of 35 gallons per minute (132.5 lpm), supported by 4 valves. The steering system is power-assisted with a dedicated flow of 61.4 gallons per minute, ensuring precise maneuverability for such a large machine.
Dimensions and Operator Environment
With an operating weight of 35,685 lbs (16,186 kg) and a wheelbase of 107.1 inches, the 70C is built for heavy-duty stability. The operator environment includes a standard enclosed cab and hydraulic wet disc brakes, designed to provide safety and control during extended work periods.
Conclusion
The Challenger 70C is a high-capacity agricultural tractor suited for large-scale farming operations that require significant drawbar pull and reliable performance in challenging terrain. Its robust build and power shift transmission make it a durable choice for primary cultivation and heavy implement management.
Production Information of Challenger, 70C
- Agricultural Crawler tractor
- Built in Peoria, Illinois, USA
| Manufacturer | Challenger (a part of Caterpillar) |
|---|
Engine Specifications of Challenger, 70C
- Liquid-cooled inline
- 6-cylinder
- Turbocharged intercooled diesel
| Coolant capacity | 60 qts [56.8 L] |
|---|---|
| Oil capacity | 27.5 qts [26.0 L] |
| Fuel system | Direct injection |
| Fuel system(optional) | Block heater |
| Pre-heating | Ether injection |
| Displacement | 638 ci [10.5 L] |
| Power | 285 hp [212.5 kW] |
| Air cleaner | Dual dry elements |
| Bore/Stroke | 4.75x6.00 inches [121 x 152 mm] |
| Starter volts | 12 |
| Starter | Electric |
| Rated RPM | 2100 |
Transmission Information of Challenger, 70C
Transmission variants 1
| Type | Full power shift |
|---|---|
| Gears | 10 forward and 2 reverse |
| Oil capacity | 60 qts [56.8 L] |
Mechanical Specs of Challenger, 70C
- Cab standard.
- Power steering
- Hydraulic wet disc brakes
| Drive | Crawler |
|---|
Power Information of Challenger, 70C
| Rear PTO Type | 1000 |
|---|
Hydraulics Specifications of Challenger, 70C
| Steering flow | 61.4 gpm [232.4 lpm] |
|---|---|
| Type | Closed center |
| Pump flow | 27 gpm [102.2 lpm] |
| Valves | 4 |
| Capacity | 29 gal [109.8 L] |
| Steering press. | 6090 psi [419.9 bar] |
| Steering press.(optional) | 35 gpm [132.5 lpm] |
| Pressure | 2550 psi [175.8 bar] |
Electrical System of Challenger, 70C
| Ground | Negative |
|---|---|
| Battery CCA | 750 |
| Batteries | 2 |
| Charging system | Alternator |
| Battery volts | 12 |
| Charging amps | 115 |
Where it sits
With 285 HP, the Challenger 70C sits just below 75C (325 HP) in Challenger's range. Its power puts it in the 97th percentile of 1990s models in our database (2097 machines).
Frequently asked questions
How much horsepower does the Challenger 70C have?
The Challenger 70C delivers 285 HP.
What years was the Challenger 70C produced?
The Challenger 70C was produced in 1995-1996.
What engine does the Challenger 70C have?
The Challenger 70C is powered by a Turbocharged intercooled diesel, 6-cylinder engine.
What transmission does the Challenger 70C use?
The Challenger 70C uses a Full power shift transmission.