| Manufacturer | Challenger |
| Price | 129,000(USD) |
| Model | 65D |
| Equipment Type | Agricultural Crawler Tractors |
| Factory |
OCED TRACTOR TEST 1706 2
| Description | Diesel 10-speed crawler/April 1 - 4, 1996/Link: OCED Tractor Test 1706 file/PTO performance/Drawbar performance/Gear 3 used for power test./Gear 1 used for pull test. |
| Power at rated engine speed | 256.15 hp/191.0 kW |
| Fuel use | 15.9 gal/hour/60.2 l/hour |
| Power at rated PTO speed | 268.39 hp/200.1 kW |
| Max power | 235.26 hp/175.4 kW |
| Max pull | 35,502 lbs/16103 kg |
CHALLENGER 65D POWER
| Engine (gross) | 300 hp/223.7 kW |
| Drawbar (tested) | 235.26 hp/175.4 kW |
| PTO (tested) | 256.15 hp/191.0 kW |
ENGINE DETAIL
The Challenger 65D tractor is powered by a robust Caterpillar 3306 DITA turbocharged diesel engine, delivering 300 hp at a rated RPM of 2100, making it suitable for heavy applications. A key advantage is its efficient cooling system with a liquid-cooled design and significant coolant capacity of 44 quarts, which enhances durability during extended operation. An ether injection pre-heating feature helps improve cold start performance, vital for seasonal usage in colder climates, but may introduce additional maintenance considerations.
| Description | Caterpillar 3306 DITA/turbocharged intercooled diesel/6-cylinder/liquid-cooled |
| Displacement | 636 ci/10.4 L |
| Bore/Stroke | 4.75x6.00 inches/121 x 152 mm |
| Power (gross) | 300 hp/223.7 kW |
| Air cleaner | dual paper elements with aspirator |
| Pre-heating | ether injection/block heater |
| Compression | 15:1 |
| Rated RPM | 2100 |
| Starter volts | 12 |
| Coolant capacity | 44 qts/41.6 L |
CHALLENGER 65D ENGINE
The Challenger 65D tractor, powered by a Caterpillar 10.4L 6-cylinder diesel engine, provides robust performance for heavy-duty agricultural tasks. With a substantial fuel tank capacity of 209 gallons (791.1 liters), it allows for extended operation periods, reducing downtime for refueling during long fieldwork sessions. However, the tractor's weight and size may present challenges in navigating smaller fields or tighter spaces.
| Description | Caterpillar 10.4L 6-cyl diesel |
| Fuel tank | 209 gal/791.1 L |
TRANSMISSION
The Challenger 65D tractor features a full power shift transmission with 10 forward and 2 reverse gears, allowing for seamless transitions and efficient power delivery under varying load conditions. The advantages of this system include enhanced operator comfort and productivity, as it minimizes gear shifting interruptions during operation. However, the complexity of full power shift systems may require more specialized maintenance compared to traditional gear configurations, potentially leading to higher long-term service costs.
| Type | full power shift |
| Gears | 10 forward and 2 reverse |
MECHANICAL
The Challenger 65D features a crawler chassis, providing superior traction on uneven terrain but may limit speed compared to wheeled tractors. Its hydrostatic differential steering enhances maneuverability, particularly in tight spaces, while the hydraulic wet disc brakes ensure effective stopping power even under heavy loads. The standard air-conditioned cab offers operator comfort during extended use, making it an excellent choice for demanding agricultural applications.
| Chassis | crawler |
| Steering | hydrostatic differential steering |
| Brakes | hydraulic wet disc |
| Cab | Cab standard with air-conditioning. |
| Transmission | 10-speed full power shift |
HYDRAULICS
| Type | closed-center pressure-compensated |
| Valves | 4 |
| Pump flow | 27 gpm/102.2 lpm/35 gpm/132.5 lpm |
TRACTOR HITCH
| Rear Type | III |
| Rear lift | 15,084 lbs/6842 kg |
POWER TAKE-OFF (PTO)
| Rear PTO | independent |
| Rear RPM | 1000 (1.75) |
CHALLENGER 65D TRACKS
| Size | 25-in track |
| Option | 30-inch track/35-inch track |
DIMENSIONS
| Wheelbase | 107 inches/271 cm |
| Length | 232 inches/589 cm |
| Width | 120 inches/304 cm *Width with 30-inch tracks. |
| Height (cab) | 128 inches/325 cm |
| Height (exhaust) | 144 inches/365 cm |
| Operating weight | 35235 lbs/15982 kg |
| Gauge | 90 inches/228 cm |
DIMENSIONS & TRACKS
| Wheelbase | 107 inches/271 cm |
| Weight | 35235 lbs/15982 kg |
| Description | 25-in track |
ELECTRICAL
| Ground | negative |
| Charging system | alternator |
| Charging amps | 145 |
| Batteries | 2 |
| Battery volts | 12 |