Challenger 85D Specs ( 1996-1997 )
Overview
The Challenger 85D is a powerful agricultural crawler tractor featuring a 370 hp Caterpillar 11.9L diesel engine and a 10-speed full power shift transmission. Designed for high-performance farming, it delivers a tested PTO power of 334.95 hp and a maximum pull of 35,299 lbs while maintaining low ground pressure options for minimized soil compaction.
Ideal Applications
Heavy Tillage and Pulling:
Utilizing its 271.64 hp tested drawbar power and 35,299 lbs of maximum pull, this crawler is built to handle demanding primary tillage implements in challenging field conditions.
High-Capacity PTO Operations:
With a tested PTO output of 334.95 hp and an independent 1000 RPM rear PTO option, the 85D is well-suited for powering large-scale grain carts or heavy-duty mowers.
Sensitive Soil Management:
The crawler design offers various track widths from 25 to 35 inches, allowing operators to achieve ground pressures as low as 4.4 psi to protect soil structure during field work.
Production
| Description | Agricultural Crawler tractor / Original price was $155,200 in 1997 |
|---|---|
| Manufacturer | Challenger (a part of Caterpillar) |
Engine
| Engine type | Caterpillar 11.9L 6-cyl diesel |
|---|---|
| Air cleaner | dual paper elements with aspirator |
| Bore/Stroke | 5.118x5.906 inches (130 x 150 mm) |
| Coolant capacity | 80 qts (75.7 L) |
| Description | Caterpillar 3196 ATAAC / turbocharged intercooled diesel / 6-cylinder / liquid-cooled |
| Displacement | 729 ci (11.9 L) |
| Oil capacity | 32 qts (30.3 L) |
| Power (gross) | 370 hp (275.9 kW) |
| Pre-heating | ether injection |
| Rated RPM | 2100 |
| Starter volts | 12 |
| Drawbar (claimed) | 265 hp (197.6 kW) |
| Drawbar (tested) | 271.64 hp (202.6 kW) |
| Engine (gross) | 370 hp (275.9 kW) |
| PTO (claimed) | 318 hp (237.1 kW) |
| PTO (tested) | 334.95 hp (249.8 kW) |
Transmission
| Gears | 10 forward and 2 reverse |
|---|---|
| Oil capacity | 60 qts (56.8 L) |
| Transmission type | 10-speed full power shift |
| Type | full power shift |
Mechanical
| Cab | Cab standard with air-conditioning. |
|---|---|
| Description | Hydraulic wet disc brakes |
| Drive | crawler |
| Steering | hydrostatic differential steering |
Capacity
| Fuel | 203 gal (768.4 L) |
|---|---|
| Hydraulic system | 29 gal (109.8 L) |
Hydraulics
| Capacity | 29 gal (109.8 L) |
|---|---|
| Pressure | 2750 psi (189.6 bar) |
| Pump flow | 27 gpm (102.2 lpm) |
| Type | closed-center pressure-compensated |
| Valves | 4 |
PTO
| Engine RPM | 1000@2050 |
|---|---|
| Rear PTO | independent OptOptional |
| Rear PTO Type | 1000 (1.75) |
Electrical
| Batteries | 2 |
|---|---|
| Battery CCA | 900 |
| Battery volts | 12 |
| Charging amps | 145 |
| Charging system | alternator |
| Ground | negative |
Dimensions & Tires
| Gauge | 90 inches (228 cm) |
|---|---|
| Height (cab) | 128 inches (325 cm) |
| Height (exhaust) | 144 inches (365 cm) |
| Length | 232 inches (589 cm) |
| Operating weight | 34234 lbs (15528 kg) |
| Wheelbase | 107 inches (271 cm) |
| Width | 120 inches*Width with 30-inch tracks. (304 cm) |
Challenger 85D Tracks
| Area on ground | 5355 in² (3.5 m²) / 6426 in² (4.1 m²) / 7497 in² (4.8 m²) |
|---|---|
| Ground pressure | 6.1 psi (0.4 bar) / 5.6 psi (0.4 bar) / 4.4 psi (0.3 bar) |
| Length on ground | 107.1 inches (272 cm) / 107.1 inches (272 cm) / 107.1 inches (272 cm) |
| Option | 30-inch track |
| Width | 25 inches (63 cm) / 30 inches (76 cm) / 35 inches (88 cm) |
Dimensions & Tracks
| Description | 25-inch tracks |
|---|---|
| Weight | 34234 lbs (15528 kg) |
| Wheelbase | 107 inches (271 cm) |
OCED Tractor Test 1723
| Description | Diesel 10-speed crawlerApril 9 - 16, 1997Link: OCED Tractor Test 1723 file / PTO performance / Drawbar performance / Gear 3 used for power test. / Gear 1 used for pull test. |
|---|---|
| Fuel use | 17.1 gal/hour (64.7 l/hour) / 16.5 gal/hour (62.5 l/hour) / 16.6 gal/hour (62.8 l/hour) / 16.3 gal/hour (61.7 l/hour) |
| Max power | 334.95 hp (249.8 kW) / 271.64 hp (202.6 kW) |
| Max pull | 35,299 lbs (16011 kg) |
| Power at rated engine speed | 312.46 hp (233.0 kW) |
| Power at rated PTO speed | 318.59 hp (237.6 kW) |