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Cat® 938 Small Wheel Loader

938

Small Wheel Loaders
Cat® wheel loaders set the standard for productivity, fuel efficiency, operator comfort and low operating costs. The Cat 938 Small Wheel Loader features a high torque C7.1 engine that works in conjunction with an intelligent hydrostatic power train to deliver exceptional fuel efficiency. Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
Rated Engine Power - ISO 14396
188 hp/140 kW
Engine Model
Cat C7.1*
Performance Mode
Automatic
Rated Gross Power - Rated Engine Speed
1800 r/min/1800 r/min

Key Features

Specifications

Metric | Imperial
Engine Expand Collapse
Rated Engine Power - ISO 14396
188 hp 140 kW
Engine Model
Cat C7.1*
Performance Mode
Automatic
Rated Gross Power - Rated Engine Speed
1800 r/min 1800 r/min
Rated Engine Power - ISO 14396 (DIN)
190 mhp 190 mhp
Rated Net Power - SAE J1349 at Minimum Fan Speed
182 hp 136 kW
Rated Net Power - ISO 9249 at Minimum Fan Speed
182 hp 136 kW
Rated Net Power - ISO 9249 (DIN) at Minimum Fan Speed
188 mhp 188 mhp
Maximum Gross Torque - Engine Speed
1400 r/min 1400 r/min
Maximum Gross Torque - ISO 14396
672 ft·lbf 912 N·m
Maximum Net Torque - SAE J1349
646 ft·lbf 876 N·m
Maximum Net Torque - ISO 9249
653 ft·lbf 886 N·m
Displacement
427 in³ 7.01 l
Bore
4 in 105 mm
Stroke
5 in 135 mm
Note
*Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
Note (1)
Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)
Net power ratings are tested at the reference conditions for the specified standard and denote power available at the flywheel when engine is equipped with alternator, air cleaner, emission components and fan at specified speed.
Operating Weight
33948 lb 15399 kg
Operating Weight - High Lift
34426 lb 15615 kg
Bucket Capacities
2.5-5.0 m3 (3.3-6.5 yd3)
Steering Cylinder - Bore Diameter
3.1 in 80 mm
Steering Cylinder - Rod Diameter
2 in 50 mm
Steering Cylinder - Stroke
15.7 in 399 mm
Maximum Flow - Steering Pump
34 gpm 130 L/min
Maximum Working Pressure - Steering Pump
3500 psi 24130 kPa
Steering Cycle Times (Full Left to Full Right) - Minimum RPM: Pump Flow Limited
3.1 s 3.1 s
Steering Cycle Times (Full Left to Full Right) - Maximum RPM: 90 RPM Steering Wheel Speed
2.3 s 2.3 s
Maximum Flow - Implement Pump
50 gpm 190 L/min
Maximum Flow - Implement Pump - 3rd Function Maximum Flow*
50 gpm 190 L/min
Maximum Flow - Implement Pump - 4th Function Maximum Flow*
42 gpm 160 L/min
Maximum Working Pressure - Implement Pump
4061 psi 28000 kPa
Relief Pressure - Tilt Cylinder
4351 psi 30000 kPa
Relief Pressure - Tilt Cylinder - 3rd and 4th Function Maximum Working Pressure
4061 psi 28000 kPa
Relief Pressure - Tilt Cylinder - 3rd and 4th Function Relief Pressure
4351 psi 30000 kPa
Lift Cylinder: Standard Lift Linkage - Bore Diameter
4.7 in 120 mm
Lift Cylinder: Standard Lift Linkage - Rod Diameter
2.6 in 65 mm
Lift Cylinder: Standard Lift Linkage - Stroke
31.1 in 789 mm
Tilt Cylinder: Standard Lift Linkage - Bore Diameter
5.9 in 150 mm
Tilt Cylinder: Standard Lift Linkage - Rod Diameter
3.5 in 90 mm
Tilt Cylinder: Standard Lift Linkage - Stroke
21.9 in 555 mm
Hydraulic Cycle Time - Raise, Ground Level to Maximum Lift
5.5 s 5.5 s
Hydraulic Cycle Time - Dump (at Maximum Lift Height)
1.5 s 1.5 s
Hydraulic Cycle Time - Float Down, Maximum Lift to Ground Level
2.7 s 2.7 s
Hydraulic Cycle Time - Total Cycle Time
9.7 s 9.7 s
Note
*Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
Fuel Tank
51.5 gal (US) 195 l
Cooling System
8.5 gal (US) 32 l
Engine Crankcase
5.2 gal (US) 19.5 l
Transmission - Gear Box
2.2 gal (US) 8.5 l
Front Axles
9.2 gal (US) 35 l
Rear Axles
9.2 gal (US) 35 l
Hydraulic System - Including Tank
45 gal (US) 170 l
Hydraulic Tank
23.8 gal (US) 90 l
Forward and Reverse - Range 1*
1-13 km/h (0.6-8 mph)
Forward and Reverse - Range 2
8 mile/h 13 km/h
Forward and Reverse - Range 3
17 mile/h 27 km/h
Forward and Reverse - Range 4
25 mile/h 40 km/h
Note
*Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
Standard Size
20.5 R25, radial (L-3)
Other Choices Include
20.5 R25, radial (L-5), 20.5-25 16 PR (L-3), 23.5-25, radial (L-3)
Note (1)
Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)
Net power ratings are tested at the reference conditions for the specified standard and denote power available at the flywheel when engine is equipped with alternator, air cleaner, emission components and fan at specified speed.
Note (3)
Caterpillar recommends that you consult a tire supplier to evaluate all conditions before selecting a tire model.
ROPS
ISO 3471:2008
FOPS
ISO 3449:2005 LEVEL II
Front
Fixed; Open differential (standard); Locking differential (optional)
Rear
Oscillating ± 11 degrees; Open differential (standard); Limited slip differential (optional)
Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.9 kg (4.2 lb) of refrigerant which has a CO2 equivalent of 2.717 metric tonnes (2.99 tons).
Operator Sound Pressure (ISO 6396:2008)
68 dB(A) 68 dB(A)
Average Exterior Sound Pressure (ISO 6395:2008)
101 dB(A) 101 dB(A)
Note (1)
Advertised power is tested per the specified standard in effect at the time of manufacture.
Recyclability
96%
Height - Ground to Cab**
131.5 in 3340 mm
Height - Ground to Beacon**
146 in 3707 mm
Height - Ground to Axle Center**
26.9 in 685 mm
Height - Ground Clearance**
15.1 in 386 mm
Length - Overall*
301.8 in 7666 mm
Length - Rear Axle to Bumper
77.4 in 1968 mm
Length - Hitch to Front Axle
60 in 1525 mm
Length - Wheel Base
120 in 3050 mm
Clearance - Bucket at 45°*
111.1 in 2822 mm
Clearance - Load over Height**
132 in 3354 mm
Clearance - Level Bucket**
143.3 in 3642 mm
Height - Bucket Pin**
156.2 in 3969 mm
Height - Overall**
208.7 in 5301 mm
Reach - Bucket at 45°*
45.1 in 1146 mm
Carry Height - Bucket Pin
16.4 in 418 mm
Dig Depth**
3.9 in 100 mm
Width - Bucket
108.2 in 2750 mm
Width - Tread Center
82 in 2083 mm
Turning Radius - Over Bucket
241.2 in 6127 mm
Width - Over Tires
106 in 2693 mm
Turning Radius - Outside of Tires
218.3 in 5546 mm
Turning Radius - Inside of Tires
111.9 in 2843 mm
Rack Angle at Full Lift
54 ° 54 °
Dump Angle at Full Lift
49 ° 49 °
Rack Angle at Carry
44 ° 44 °
Departure Angle
33 ° 33 °
Articulation Angle
40 ° 40 °
Tipping Load - Straight (ISO 14397-1:2007)*
26017 lb 11801 kg
Tipping Load - Full Turn (ISO 14397-1:2007)*
22318 lb 10123 kg
Breakout*
28841 lb 13082 kg
Operating Weight
33948 lb 15399 kg
Note (1)
Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)
Net power ratings are tested at the reference conditions for the specified standard and denote power available at the flywheel when engine is equipped with alternator, air cleaner, emission components and fan at specified speed.
Note (3)
Caterpillar recommends that you consult a tire supplier to evaluate all conditions before selecting a tire model.
Height - Ground to Cab**
131.5 in 3340 mm
Height - Ground to Beacon**
146 in 3707 mm
Height - Ground to Axle Center**
26.9 in 685 mm
Height - Ground Clearance**
15.1 in 386 mm
Length - Overall*
301.8 in 7666 mm
Length - Rear Axle to Bumper
77.4 in 1968 mm
Length - Hitch to Front Axle
60 in 1525 mm
Length - Wheel Base
120 in 3050 mm
Clearance - Bucket at 45°*
111.1 in 2822 mm
Clearance - Load over Height**
132 in 3354 mm
Clearance - Level Bucket**
143.3 in 3642 mm
Height - Bucket Pin**
156.2 in 3969 mm
Height - Overall**
208.7 in 5301 mm
Reach - Bucket at 45°*
45.1 in 1146 mm
Carry Height - Bucket Pin
16.4 in 418 mm
Dig Depth**
3.9 in 100 mm
Width - Bucket
108.2 in 2750 mm
Width - Tread Center
82 in 2083 mm
Turning Radius - Over Bucket
241.2 in 6127 mm
Width - Over Tires
106 in 2693 mm
Turning Radius - Outside of Tires
218.3 in 5546 mm
Turning Radius - Inside of Tires
111.9 in 2843 mm
Rack Angle at Full Lift
54 ° 54 °
Dump Angle at Full Lift
49 ° 49 °
Rack Angle at Carry
44 ° 44 °
Departure Angle
33 ° 33 °
Articulation Angle
40 ° 40 °
Tipping Load - Straight (ISO 14397-1:2007)*
26017 lb 11801 kg
Tipping Load - Full Turn (ISO 14397-1:2007)*
22318 lb 10123 kg
Breakout*
28841 lb 13082 kg
Operating Weight
33948 lb 15399 kg
Note (1)
Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)
Net power ratings are tested at the reference conditions for the specified standard and denote power available at the flywheel when engine is equipped with alternator, air cleaner, emission components and fan at specified speed.
Note (3)
Caterpillar recommends that you consult a tire supplier to evaluate all conditions before selecting a tire model.

Equipment

Compatible Attachments

Width
120.6 in/3062 mm
Height
63.5 in/1614 mm
Width
120.6 in/3062 mm
Height
63.5 in/1614 mm
Width
133.1 in/3381 mm
Height
64.6 in/1640 mm
Width
133.1 in/3381 mm
Height
64.6 in/1640 mm
Width
113.6 in/2886 mm
Height
77.3 in/1964 mm
Width
71.3 in/1812 mm
Tine Length
50 in/1269 mm
Width
71.3 in/1812 mm
Tine Length
49.4 in/1256 mm
Width
99.7 in/2532 mm
Weight
2422.9 lb/1099 kg
Width
70 in/1778 mm
Tine Spacing - Maximum Width
65.7 in/1670 mm
Width
70 in/1778 mm
Tine Spacing - Maximum Width
65.7 in/1670 mm
Width
84 in/2134 mm
Tine Spacing - Maximum Width
82.1 in/2086 mm
Capacity
2.5 yd³/1.91 m³
Weight
3728 lb/1691 kg
Width
108 in/2750 mm
Height
57.6 in/1462 mm
Width
108 in/2750 mm
Height
54.3 in/1378 mm
Overall Width
106.3 in/2700 mm
Sweeping Width
98.4 in/2500 mm
Width
100.7 in/2559 mm
Tine Length
60 in/1524 mm
Width
100.7 in/2559 mm
Tine Length
72 in/1829 mm
Height
37.5 in/953 mm
Width
62 in/1566 mm
Height
39.6 in/1006 mm
Width
62 in/1566 mm
Width
108.3 in/2750 mm
Height
52.6 in/1337 mm
Width
87.1 in/2212 mm
Tine Spacing - Maximum Width
86 in/2185 mm
Width
87.1 in/2212 mm
Tine Spacing - Maximum Width
86 in/2185 mm
Overall Width
25.4 in/646 mm
Maximum Load Rating
4618.7 lb/2095 kg
Overall Width
29.8 in/758 mm
Maximum Load Rating
5361.6 lb/2432 kg
Interface Type
Fusion™ Coupler
Tine Configuration
Non-Swinging, Floating
Interface Type
Fusion™ Coupler
Tine Configuration
Non-Swinging, Non-Floating
Interface Type
Pin On
Tine Configuration
Non-Swinging, Non-Floating
Interface Type
Fusion™ Coupler
Tine Configuration
Non-Swinging, Floating
Width
107.4 in/2727 mm
Height
66.4 in/1687 mm
Width
92.4 in/2348 mm
Weight
4321.1 lb/1960 kg
Width
92.4 in/2348 mm
Weight
4620.9 lb/2096 kg
Width
106.2 in/2697 mm
Weight
2963 lb/1344 kg
Width
120 in/3048 mm
Weight
4936.1 lb/2239 kg
Interface Type
Fusion™ Coupler
Tine Configuration
Swinging, Floating
Width
119.4 in/3032 mm
Height
68.3 in/1736 mm
Width
119.4 in/3032 mm
Height
68.3 in/1736 mm
Width
106 in/2700 mm
Length
64.6 in/1640 mm
Width
114 in/2900 mm
Length
64.6 in/1640 mm
Width
102 in/2600 mm
Length
64.6 in/1640 mm
Width
108 in/2750 mm
Height
56.7 in/1439 mm
Width
108 in/2750 mm
Height
52.6 in/1336 mm
Width
107.8 in/2738 mm
Height
56.3 in/1430 mm
Width
107.4 in/2727 mm
Height
56.7 in/1439 mm
Width
107.8 in/2738 mm
Height
56.3 in/1430 mm
Width
107.4 in/2727 mm
Height
56.7 in/1439 mm
Width
107.8 in/2738 mm
Height
56.3 in/1431 mm
Width
100 in/2539 mm
Height
53.1 in/1350 mm
Width
107.8 in/2738 mm
Height
53.1 in/1350 mm
Width
107.8 in/2738 mm
Height
53.1 in/1350 mm
Width
107.4 in/2727 mm
Height
53.5 in/1358 mm
Width
107.8 in/2738 mm
Height
53.1 in/1350 mm
Height
43.1 in/1095 mm
Width
84 in/2134 mm
Height
52 in/1320 mm
Width
98 in/2498 mm
Overall Width
126 in/3200 mm
Sweeping Width
118.1 in/3000 mm
Overall Width
126 in/3200 mm
Sweeping Width
118.1 in/3000 mm
Overall Width
106 in/2700 mm
Sweeping Width
98.4 in/2500 mm
Overall Width
106 in/2700 mm
Sweeping Width
98.4 in/2500 mm

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