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The Cat® 538 is the best choice in its size class for today’s loggers. With its new high-visibility forestry cab and factory logging configurations to meet your specific needs, the 538 can make your work in the woods more productive and profitable.

Cat Specs

Service Refill Capacities

DEF Tank
11 gal (US)
Hydraulic Tank
38 gal (US)
Hydraulic System - Including Tank
69 gal (US)
Final Drive - Each
1 gal (US)
Swing Drive
3 gal (US)
Engine Oil
7 gal (US)
Fuel Tank
262 gal (US)
Cooling System
5 gal (US)


Engine Power - ISO 14396
174 HP
Net Power - ISO 9249 (DIN)
175 hp (metric)
Engine Power - ISO 14396 (DIN)
176 hp (metric)
4 in
5 in
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
428 in²
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 (f
Meets U.S. EPA Tier 4 Final, EU Stage V emission standards.
Net Power - ISO 9249
172 HP
Engine Model
Cat C7.1


Maximum Travel Speed
3 mile/h
Maximum Drawbar Pull
55303 lbf

Hydraulic System

Main System - Maximum Flow
124 gal/min
Maximum Pressure - Equipment
5076 psi
Maximum Pressure - Equipment - Lift Mode
5511 psi
Maximum Pressure - Travel
5076 psi
Maximum Pressure - Swing
4351 psi

Swing Mechanism

Swing Speed
11 r/min
Maximum Swing Torque
72281 lb/ft


General Forestry
66140 lb
Log Loader (U/U)
69640 lb


Ground Clearance
31 in
Note (1)
General Forestry
Tail Swing Radius
124 in
Counterweight Clearance
52 in
Track Length
185 in
Transport Width
138 in
Track Gauge
110 in


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)