Challenger
MT445B
Farm tractor · 2004–2013 · 85 hp
ChallengerMT445B
The Challenger MT445B is a farm tractor manufactured from 2004 to 2013. It features a Caterpillar 3054T engine, and ROPS steering. The transmission is a four speed power shift type with 16 forward and reverse.
Engine
| Engine | Caterpillar 3054T |
|---|---|
| Fuel Type | diesel |
| Cylinders | 4 |
| Cooling | liquid-cooled vertical |
| Turbocharger Status | turbocharged diesel |
| Displacement | 268 ci (4.4 L) |
| Bore | 4.13 in (105 mm) |
| Stroke | 5 in (127 mm) |
| Compression Ratio | 17.5 |
| Power Gross | 85 hp (63.4 kW) |
| Power Rated | 85 hp (63.4 kW) |
| Power PTO | 75.9 hp (56.6 kW) |
| Power Drawbar | 60.5 hp (45.1 kW) |
| Air Cleaner | dual paper elements |
| Starter Volts | 12 |
| Manufacturer | Caterpillar |
| Rated | 2,200 RPM |
| Emissions | Tier 2 |
Transmission
| Transmission Type | four speed power shift |
|---|---|
| Transmission Model | Autopower IV |
| Gears | 16 forward and reverse |
| Clutch | wet disc |
| Available Options | 16-speed four speed power shift |
Hydraulics
| Type | open center |
|---|---|
| Pump Flow | 26.4 gpm (99.9 lpm) |
| Pressure | 2,900 psi (200 bar) |
| Valves | 2 |
PTO
| Rear Type | independent |
|---|---|
| Clutch | electro-hydraulic wet disc |
Hitch
| Rear Type | II |
|---|---|
| Rear Lift | 7,285 lbs (3,304 kg) |
| Hitch Control | electronic top-link draft control |
Dimensions
| Wheelbase | 97 in (246 cm) |
|---|
Weight
| Weight | 9,445 lbs (4,284 kg) |
|---|
Tires & Tracks
| Front Ag | 13.6R28 |
|---|---|
| Rear Ag | 480/70R38 |
Fuel
| Capacity | 40 gal (151.4 L) |
|---|
Steering
| Type | ROPS |
|---|
Cab
| Cab | optional with air-conditioning |
|---|
Compatible Implements
Rotary Cutters
| Model | Type | Width | Min HP |
|---|---|---|---|
| BEFCO RMD-372 | Rotary Cutters | 72" | 40 hp |
| Land Pride RCF2696 | Rotary Cutters | 96" | 40 hp |
| Land Pride RCF2084 | Rotary Cutters | 84" | 45 hp |
| Land Pride RCR1884 | Rotary Cutters | 84" | 45 hp |
| Bush Hog BH310 variant 2 | Rotary Cutters | 72" | 45 hp |
| Land Pride RCR2596 - 3 PT | Rotary Cutters | 96" | 50 hp |
| Land Pride RCF3096 - 3PT | Rotary Cutters | 96" | 50 hp |
| Bush Hog BH210-3 variant 3 | Rotary Cutters | 84" | 50 hp |
| Land Pride RCF3696 - 3PT | Rotary Cutters | 96" | 50 hp |
| Land Pride RCFM3696 - 3PT | Rotary Cutters | 96" | 50 hp |
| BEFCO RHD-472 | Rotary Cutters | 72" | 50 hp |
| Bush Hog BH310 variant 3 | Rotary Cutters | 84" | 55 hp |
| Land Pride RCFM3610 - 3PT | Rotary Cutters | 120" | 60 hp |
| Bush Hog BH410 variant 1 | Rotary Cutters | 72" | 60 hp |
| Land Pride RCF3010 - 3PT | Rotary Cutters | 120" | 60 hp |
| Land Pride RCR2510 - 3 PT | Rotary Cutters | 120" | 60 hp |
| Land Pride RCF3672 | Rotary Cutters | 72" | 60 hp |
| Land Pride RCFM3010 - 3PT | Rotary Cutters | 120" | 60 hp |
| Land Pride RCF2784 - 3PT | Rotary Cutters | 84" | 60 hp |
| Land Pride RCF3610 - 3PT | Rotary Cutters | 120" | 60 hp |
| BEFCO RHD-484 | Rotary Cutters | 84" | 60 hp |
| Land Pride RCF3684 - 3PT | Rotary Cutters | 84" | 70 hp |
| Bush Hog BH410 variant 2 | Rotary Cutters | 84" | 70 hp |
| Land Pride DB2660 | Rotary Cutters | 60" | 75 hp |
| Land Pride RCP2760 | Rotary Cutters | 60" | 75 hp |
| Land Pride DBM2660 | Rotary Cutters | 60" | 75 hp |
| Land Pride RCPM2760 | Rotary Cutters | 60" | 75 hp |
Box Blades
| Model | Type | Width | Min HP |
|---|---|---|---|
| Land Pride BB3578 | Box Blades | 78" | 45 hp |
| Land Pride BB3584 | Box Blades | 84" | 45 hp |
| Land Pride BB3596 | Box Blades | 96" | 45 hp |
Checked: 3-point hitch category, PTO horsepower. Not checked: PTO speed (540/1000), hydraulic flow, 3-point lift capacity, rear remotes, ballast.
These implements meet this tractor's hitch and PTO-HP requirements — this is not a full compatibility guarantee. Confirm the remaining specs with your dealer before purchasing.