Performance in forestry work is delivered by the Cat® 538 Forest Machine. Offering increased swing torque, a powerful yet fuel efficient engine and high-performance hydraulics, the 538 excels at the needs of your forestry processing needs. Available models optimize the machines for general forestry work, or for log loading.
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Engine
Engine Power - ISO 9249
164.0 HP
122.0 kW
Engine Model
Cat C7.1
Cat C7.1
Engine Power - ISO 14396
166.0 HP
123.0 kW
Bore
4.1 in
105.0 mm
Stroke
5.3 in
105.0 mm
Number of Cylinders
6
6
Displacement
427.8 in³
7.01 l
Emissions
Tier 4 Final / EU Stage IV
Tier 4 Final / EU Stage IV
Hydraulic System
Main System - Maximum Flow at Operation
2 pumps X 212 L/min (56 gpm) each = 424 L/min (112 gpm) Total
2 pumps X 212 L/min (56 gpm) each = 424 L/min (112 gpm) Total
Maximum Pressure - Equipment
5076.0 psi
35000.0 kPa
Maximum System Pressure - Heavy Lift Mode
5511.0 psi
38000.0 kPa
Maximum Pressure - Travel
5076.0 psi
35000.0 kPa
Maximum Pressure - Swing
4496.0 psi
31000.0 kPa
Auxiliary System Maximum Flow: Log Loader - Heel/Grapple
45 L/min (12 gpm)
45 L/min (12 gpm)
Auxiliary System Maximum Pressure: Log Loader - Heel/Grapple
1499.0 psi
10335.0 kPa
Auxiliary System Maximum Flow: Log Loader - Power Clam
Rotate: 121 L/min (32 gpm)
Rotate: 121 L/min (32 gpm)
Auxiliary System Maximum Pressure: Log Loader - Power Clam
1499.0 psi
10335.0 kPa
Swing Mechanism
Swing Torque - Log Loader
54000.0 ft·lbf
73.2 kN·m
Swing Speed - Log Loaders
11.0 r/min
11.0 r/min
Swing Torque - General Forestry
54000.0 ft·lbf
73.2 kN·m
Swing Speed - General Forestry
11.0 r/min
11.0 r/min
Track
Number of Track Rollers - Each Side
8
8
Number of Carrier Rollers - Each Side
2
2
Weights
Operating Weight: Log Loader - Over/Under
69401.0 lb
31480.0 kg
Note (1)
Heel only, no grapple installed, 770 mm (28") track shoes
Heel only, no grapple installed, 770 mm (28") track shoes
Operating Weight: Log Loader - Under/Under
69574.0 lb
31558.0 kg
Note (2)
Heel only, no grapple installed, 770 mm (28") track shoes
Heel only, no grapple installed, 770 mm (28") track shoes
Service Refill Capacities
Fuel Tank
108.3 gal (US)
410.0 l
Cooling System
7.9 gal (US)
29.8 l
Engine Oil
6.6 gal (US)
25.0 l
Swing Drive
2.1 gal (US)
8.0 l
Final Drive - Each
2.1 gal (US)
8.0 l
Hydraulic System - Including Tank
42.0 gal (US)
159.0 l
Hydraulic Tank
37.8 gal (US)
143.0 l
DEF Tank
7.4 gal (US)
28.0 l
Operating Specifications
Maximum Drawbar Pull
61148.0 lb
272.0 kN
Maximum Speed - Rabbit
2.7 mile/h
4.3 km/h
Maximum Speed - Turtle
1.6 mile/h
2.6 km/h
Dimensions
Log Loader Boom
Log Loader Boom and Stick
Log Loader Boom and Stick
Shipping Height - Tilted Cab
179.4 in
4558.0 mm
Length: Log Loader - Boom Stretched Out
530.9 in
13485.0 mm
Length: Log Loader - Boom and Stick Retracted
379.6 in
9643.0 mm
Note (1)
Dimensions measured with Under/Under Heel, 1.2 m (48 in) cab riser
Dimensions measured with Under/Under Heel, 1.2 m (48 in) cab riser
General Forestry Boom
5.68 m (118.6 in)
5.68 m (118.6 in)
General Forestry - Drop Nose Stick
3.71 m (146 in)
3.71 m (146 in)
General Forestry Stick - Bucket Thumb-Ready
2.92 m (115 in)
2.92 m (115 in)
General Forestry - Bucket
1.4 m3 (1.8 yd3)
1.4 m3 (1.8 yd3)
Shipping Height - Fixed Riser
3901.0 mm
153.6 in
Length: General Forestry - Boom Stretched Out
480.0 in
12192.0 mm
Length: General Forestry - Boom and Stick Retracted
373.7 in
9492.0 mm
Note (2)
Dimensionss measured with Goose Neck Front, .48 m (18 in) cab riser
Dimensionss measured with Goose Neck Front, .48 m (18 in) cab riser
Transport Width
137.4 in
3490.0 mm
Note (3)
700 mm (28 in) Double Grouser track shoes
700 mm (28 in) Double Grouser track shoes
Ground Clearance
26.0 in
660.0 mm
Tail Swing Radius
109.8 in
2789.0 mm
Track Length
180.2 in
4578.0 mm
Track Gauge
109.8 in
2790.0 mm
Track Length to Center of Rollers
146.7 in
3725.0 mm
Undercarriage Pitch
8.0 in
202.8 mm
Working Ranges and Forces: Log Loader - Over/Under
Max Reach at Grapple Mount on Heel at Ground Level - O/U
461.0 in
11710.0 mm
Note (1)
GLL 52 Grapple installed
GLL 52 Grapple installed
Max Level Log Height - O/U
324.0 in
8240.0 mm
Reach at Max Height - O/U
206.0 in
5220.0 mm
Max Load - O/U
28947.0 lb
13128.0 kg
Working Ranges and Forces: Log Loader - Under/Under
Max Reach at Grapple Mount on Heel at Ground Level - U/U
432.0 in
10970.0 mm
Note (1)
Cat GLL 52 Grapple installed
Cat GLL 52 Grapple installed
Max Level Log Height - U/U
319.0 in
8100.0 mm
Reach at Max Height - U/U
125.0 in
3180.0 mm
Max Load - U/U
30793.0 lb
13965.0 kg
Working Ranges and Forces: General Forestry - Processor
Note (1)
Weights measured at stick nose (no processor installed) in maximum reach position
Weights measured at stick nose (no processor installed) in maximum reach position
Max Reach at Stick Nose at Ground Level
355.0 in
9020.0 mm
Max Weight at Stick Nose in Max Reach Position
8465.0 kg
3839.0 lb
Working Ranges and Forces: General Forestry - Road Builder
Bucket Type
1.4 m3 (1.8 yd3) General Duty bucket
1.4 m3 (1.8 yd3) General Duty bucket
Boom
5.68 m (18 ft 7 in) Reach
5.68 m (18 ft 7 in) Reach
Stick
2.92 m (9 ft 7") Reach
2.92 m (9 ft 7") Reach