With our huge inventory of new, used and rental equipment, WesTrac has the right machine for the job.
With our huge inventory of new, used and rental equipment, WesTrac has the right machine for the job.
Keep your operation working around the clock by making WesTrac your partner in parts. With over 75,000 product lines stocked in our warehouses, ready-to-go, we won't let you down.
The Cat® FM548 is simply the best choice in its size class for doing roadbuilding, processing, and log-loading work. With 275 HP and significant hydraulic flow and swing torque increases, the superior performance and exceptional operator comfort and safety of the FM548 will help you produce day in and day out.
The Cat® FM548 is simply the best choice in its size class for doing roadbuilding, processing, and log-loading work. With 275 HP and significant hydraulic flow and swing torque increases, the superior performance and exceptional operator comfort and safety of the FM548 will help you produce day in and day out.
Engine Model | Cat C7.1 | Cat C7.1 |
Net Power - ISO 9249 | 202.4 kW | 271 HP |
Engine Power - ISO 14396 | 205 kW | 275 HP |
Net Power - ISO 9249 (DIN) | 275 hp (metric) | 275 hp (metric) |
Engine Power - ISO 14396 (DIN) | 279 hp (metric) | 279 hp (metric) |
Bore | 105 mm | 4.13 in |
Stroke | 135 mm | 5.31 in |
Displacement | 7.1 r/min | 433.3 r/min |
Biodiesel Capability | B20¹ | B20¹ |
Emissions | Meets U.S. EPA Tier 4 Final, EU Stage V emission standards. | Meets U.S. EPA Tier 4 Final, EU Stage V emission standards. |
Note (1) | Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 1,800 rpm. Advertised power is tested per the specified standard in effect at time of manufacture. | Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 1,800 rpm. Advertised power is tested per the specified standard in effect at time of manufacture. |
Note (2) | ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or Caterpillar Machine Fluids Recommendations (SEBU6250) for details. *Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer). **Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. | ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or Caterpillar Machine Fluids Recommendations (SEBU6250) for details. *Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer). **Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. |
Drive
Maximum Travel Speed | 4.8 km/h | 3 mile/h |
Maximum Drawbar Pull | 295 kN | 66319 lbf |
Hydraulic System
Main System - Maximum Flow | 502 l/min | 132.6 gal/min |
Maximum Pressure - Equipment | 35000 kPa | 5076 psi |
Maximum Pressure - Equipment - Lift Mode | 38000 kPa | 5511 psi |
Maximum Pressure - Travel | 35000 kPa | 5076 psi |
Maximum Pressure - Swing | 28000 kPa | 4061 psi |
Swing Mechanism
Swing Speed | 8.1 r/min | 8.1 r/min |
Maximum Swing Torque | 136 kN·m | 100308 lb/ft |
Weights
General Forestry | 37800 kg | 83300 lb |
Log Loader (U/U) | 40500 kg | 89290 lb |
Service Refill Capacities
Fuel Tank | 990 l | 262 gal (US) |
Cooling System | 38 l | 10 gal (US) |
Engine Oil | 25 l | 7 gal (US) |
Swing Drive | 13.5 l | 4 gal (US) |
Final Drive - Each | 9.5 l | 3 gal (US) |
Hydraulic System - Including Tank | 348 l | 92 gal (US) |
Hydraulic Tank | 185 l | 49 gal (US) |
DEF Tank | 41 l | 11 gal (US) |
Dimensions
Note (1) | General Forestry | General Forestry |
Shipping Height - Tilted Cab | 3500 mm | 138 in |
Handrail Height | 3500 mm | 138 in |
Length: General Forestry - Boom Stretched Out | 11920 mm | 469 in |
Length: Log Loader - Boom Stretched Out | 15120 mm | 595 in |
Tail Swing Radius | 3530 mm | 139 in |
Counterweight Clearance | 1500 mm | 59 in |
Ground Clearance | 800 mm | 31 in |
Track Length | 5050 mm | 199 in |
Track Length to Center of Rollers | 4020 mm | 158 in |
Track Gauge | 2790 mm | 110 in |
Transport Width | 3530 mm | 139 in |
Working Ranges
Max Reach at Stick Nose at Ground Level - General Forestry Road Builder | 10040 mm | 395 in |
Max Reach at Grapple Mount on Heel at Ground Level - Log Loader Under/Under | 11440 mm | 450 in |
Air Conditioning System
Note (1) | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 2.1 (22" Riser CAB)/2.2 (48"/72" Riser CAB) kg of refrigerant, which as a CO2 equivalent of 3.003/3.146 metric tonnes. | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 2.1 (22" Riser CAB)/2.2 (48"/72" Riser CAB) kg of refrigerant, which as a CO2 equivalent of 3.003/3.146 metric tonnes. |
Cab Monitor Improvements
General Forestry
*Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer).
**Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels.
CAB
ROPS Forestry cab with polycarbonate windows |
4-point harness seat belt |
Heated and cooled seat with air-adjustable suspension |
Integrated joysticks |
Tilt-up left-side console (side-entry cab only) |
High-resolution touchscreen monitor |
Bluetooth integrated radio (including USB, aux port and microphone) |
12V DC outlets |
Keyless push-to-start engine control |
Automatic bi-level air conditioner |
LED dome and floor lights |
Windshield wiper and washer |
Behind seat storage |
Retractable sunshade |
CAT TECHNOLOGIES
VisionLink |
Remote Services Capability |
ELECTRICAL SYSTEM
Maintenance-free 1000 CCA batteries (x4) |
Centralized electrical disconnect switch |
LED chassis, boom (GF), stick (LL) and cab lights |
115-amp alternator |
24-volt electric starting |
Horn and travel alarm |
Pre-start monitoring system |
Tool control software |
Secondary engine shutoff switch |
Cold start package with block heaters |
ENGINE
Electric fuel priming pump |
Three selectable modes: Power, Smart, Eco |
Automatic engine speed control |
Automatic engine idle shutdown |
Up to 4600 m (15,092 ft) altitude capability |
52° C (126° F) high-ambient cooling capacity |
-32° C (-25° F) cold start capability |
Hydraulic reverse fan |
Two-stage fuel filter system |
Double element air filter with integrated pre-cleaner |
HYDRAULIC SYSTEM
Boom and stick regeneration circuits |
Boom and stick drift reduction valve |
Electronic main control valve |
Automatic hydraulic oil warmup |
Automatic swing parking brake |
High performance hydraulic return filter |
Automatic two speed travel |
Bio hydraulic oil capability |
High torque swing drive |
Swing cushion valve |
Tool control software |
SAFETY AND SECURITY
Caterpillar One Key security system |
Lockable service doors |
Lockable external tool/storage box |
Lockable disconnect switch |
Lockable fuel cap and hydraulic tank |
Service platforms with anti-skid plate and countersunk bolts |
Right-hand rail and hand hold |
Signaling/warning horn |
Ground-level secondary engine shutoff switch |
Rearview camera |
Travel alarm |
SERVICE AND MAINTENANCE
Side-entry to service platforms |
Grouped location for engine oil and fuel filters |
Scheduled Oil Sampling (S·O·S) ports |
Integrated vehicle health management system |
UNDERCARRIAGE AND STRUCTURES
High Wide undercarriage |
8.5" pitch Cat grease lubricated track chain with pressed fit pin |
Catwalks |
Tie down points |
Counterweight fuel tank |
Heavy-duty track rollers and frames |
Heavy-duty travel motor guards |
Heavy-duty bottom guards |
Track guiding guards |
High drawbar final drives |
Heavy-duty recoil springs |
Heavy-duty hydraulic swivel |
Heavy-duty hydraulic swivel guard |
BOOMS AND STICKS
5.9 m (19'6") Reach boom - General Forestry |
6.55 m (21'6") boom - Log Loader |
2.95 m (9'6") Reach stick |
3.71 m (12'2") Goose Neck stick |
3.76 m (12'4") Under/Under stick |
4.05 m (13'3") Over/Under stick |
4.05 m (13'3") Power Clam stick |
CB2 family bucket linkage |
The Cat® FM548 is simply the best choice in its size class for doing roadbuilding, processing, and log-loading work. With 275 HP and significant hydraulic flow and swing torque increases, the superior performance and exceptional operator comfort and safety of the FM548 will help you produce day in and day out.
Engine Model | Cat C7.1 | Cat C7.1 |
Net Power - ISO 9249 | 202.4 kW | 271 HP |
Engine Power - ISO 14396 | 205 kW | 275 HP |
Net Power - ISO 9249 (DIN) | 275 hp (metric) | 275 hp (metric) |
Engine Power - ISO 14396 (DIN) | 279 hp (metric) | 279 hp (metric) |
Bore | 105 mm | 4.13 in |
Stroke | 135 mm | 5.31 in |
Displacement | 7.1 r/min | 433.3 r/min |
Biodiesel Capability | B20¹ | B20¹ |
Emissions | Meets U.S. EPA Tier 4 Final, EU Stage V emission standards. | Meets U.S. EPA Tier 4 Final, EU Stage V emission standards. |
Note (1) | Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 1,800 rpm. Advertised power is tested per the specified standard in effect at time of manufacture. | Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 1,800 rpm. Advertised power is tested per the specified standard in effect at time of manufacture. |
Note (2) | ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or Caterpillar Machine Fluids Recommendations (SEBU6250) for details. *Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer). **Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. | ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or Caterpillar Machine Fluids Recommendations (SEBU6250) for details. *Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer). **Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. |
Drive
Maximum Travel Speed | 4.8 km/h | 3 mile/h |
Maximum Drawbar Pull | 295 kN | 66319 lbf |
Hydraulic System
Main System - Maximum Flow | 502 l/min | 132.6 gal/min |
Maximum Pressure - Equipment | 35000 kPa | 5076 psi |
Maximum Pressure - Equipment - Lift Mode | 38000 kPa | 5511 psi |
Maximum Pressure - Travel | 35000 kPa | 5076 psi |
Maximum Pressure - Swing | 28000 kPa | 4061 psi |
Swing Mechanism
Swing Speed | 8.1 r/min | 8.1 r/min |
Maximum Swing Torque | 136 kN·m | 100308 lb/ft |
Weights
General Forestry | 37800 kg | 83300 lb |
Log Loader (U/U) | 40500 kg | 89290 lb |
Service Refill Capacities
Fuel Tank | 990 l | 262 gal (US) |
Cooling System | 38 l | 10 gal (US) |
Engine Oil | 25 l | 7 gal (US) |
Swing Drive | 13.5 l | 4 gal (US) |
Final Drive - Each | 9.5 l | 3 gal (US) |
Hydraulic System - Including Tank | 348 l | 92 gal (US) |
Hydraulic Tank | 185 l | 49 gal (US) |
DEF Tank | 41 l | 11 gal (US) |
Dimensions
Note (1) | General Forestry | General Forestry |
Shipping Height - Tilted Cab | 3500 mm | 138 in |
Handrail Height | 3500 mm | 138 in |
Length: General Forestry - Boom Stretched Out | 11920 mm | 469 in |
Length: Log Loader - Boom Stretched Out | 15120 mm | 595 in |
Tail Swing Radius | 3530 mm | 139 in |
Counterweight Clearance | 1500 mm | 59 in |
Ground Clearance | 800 mm | 31 in |
Track Length | 5050 mm | 199 in |
Track Length to Center of Rollers | 4020 mm | 158 in |
Track Gauge | 2790 mm | 110 in |
Transport Width | 3530 mm | 139 in |
Working Ranges
Max Reach at Stick Nose at Ground Level - General Forestry Road Builder | 10040 mm | 395 in |
Max Reach at Grapple Mount on Heel at Ground Level - Log Loader Under/Under | 11440 mm | 450 in |
Air Conditioning System
Note (1) | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 2.1 (22" Riser CAB)/2.2 (48"/72" Riser CAB) kg of refrigerant, which as a CO2 equivalent of 3.003/3.146 metric tonnes. | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 2.1 (22" Riser CAB)/2.2 (48"/72" Riser CAB) kg of refrigerant, which as a CO2 equivalent of 3.003/3.146 metric tonnes. |
Cab Monitor Improvements
General Forestry
*Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer).
**Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels.
CAB
ROPS Forestry cab with polycarbonate windows |
4-point harness seat belt |
Heated and cooled seat with air-adjustable suspension |
Integrated joysticks |
Tilt-up left-side console (side-entry cab only) |
High-resolution touchscreen monitor |
Bluetooth integrated radio (including USB, aux port and microphone) |
12V DC outlets |
Keyless push-to-start engine control |
Automatic bi-level air conditioner |
LED dome and floor lights |
Windshield wiper and washer |
Behind seat storage |
Retractable sunshade |
CAT TECHNOLOGIES
VisionLink |
Remote Services Capability |
ELECTRICAL SYSTEM
Maintenance-free 1000 CCA batteries (x4) |
Centralized electrical disconnect switch |
LED chassis, boom (GF), stick (LL) and cab lights |
115-amp alternator |
24-volt electric starting |
Horn and travel alarm |
Pre-start monitoring system |
Tool control software |
Secondary engine shutoff switch |
Cold start package with block heaters |
ENGINE
Electric fuel priming pump |
Three selectable modes: Power, Smart, Eco |
Automatic engine speed control |
Automatic engine idle shutdown |
Up to 4600 m (15,092 ft) altitude capability |
52° C (126° F) high-ambient cooling capacity |
-32° C (-25° F) cold start capability |
Hydraulic reverse fan |
Two-stage fuel filter system |
Double element air filter with integrated pre-cleaner |
HYDRAULIC SYSTEM
Boom and stick regeneration circuits |
Boom and stick drift reduction valve |
Electronic main control valve |
Automatic hydraulic oil warmup |
Automatic swing parking brake |
High performance hydraulic return filter |
Automatic two speed travel |
Bio hydraulic oil capability |
High torque swing drive |
Swing cushion valve |
Tool control software |
SAFETY AND SECURITY
Caterpillar One Key security system |
Lockable service doors |
Lockable external tool/storage box |
Lockable disconnect switch |
Lockable fuel cap and hydraulic tank |
Service platforms with anti-skid plate and countersunk bolts |
Right-hand rail and hand hold |
Signaling/warning horn |
Ground-level secondary engine shutoff switch |
Rearview camera |
Travel alarm |
SERVICE AND MAINTENANCE
Side-entry to service platforms |
Grouped location for engine oil and fuel filters |
Scheduled Oil Sampling (S·O·S) ports |
Integrated vehicle health management system |
UNDERCARRIAGE AND STRUCTURES
High Wide undercarriage |
8.5" pitch Cat grease lubricated track chain with pressed fit pin |
Catwalks |
Tie down points |
Counterweight fuel tank |
Heavy-duty track rollers and frames |
Heavy-duty travel motor guards |
Heavy-duty bottom guards |
Track guiding guards |
High drawbar final drives |
Heavy-duty recoil springs |
Heavy-duty hydraulic swivel |
Heavy-duty hydraulic swivel guard |
BOOMS AND STICKS
5.9 m (19'6") Reach boom - General Forestry |
6.55 m (21'6") boom - Log Loader |
2.95 m (9'6") Reach stick |
3.71 m (12'2") Goose Neck stick |
3.76 m (12'4") Under/Under stick |
4.05 m (13'3") Over/Under stick |
4.05 m (13'3") Power Clam stick |
CB2 family bucket linkage |