The Cat® 938K Small Wheel Loader sets the standard for productivity, fuel efficiency and operator comfort. The improved optimized Z-bar loader linkage delivers the quick loading performance of a traditional Z-bar with the parallelism and load handling capability of a tool carrier. A high torque, low speed C7.1 engine works in concert with an intelligent hystat power train to deliver fuel efficiency as standard.
Maximum Gross Power | — |
Operating Weight | — |
Bucket Capacities | 2.5-5.0 m³ (3.2-6.5 yd³) |
Experience hybrid like fuel efficiency with an intelligent hydrostatic power train and industry leading fuel savings through a lower maximum engine speed of just 1,600 rpm in Standard Mode. Power when you need it with Caterpillar’s exclusive Power‑by-Range technology that increases power in Range 4 for improved speed on grade. For your toughest and most demanding applications a new Performance Mode will allow you to boost the power and hydraulic speed in all Ranges to get the job done even quicker. Meets U.S. EPA Tier 3/EU Stage IIIA/Brazil MAR-1 equivalent emission standards with a Cat® C7.1 engine that is designed to manage itself so you can concentrate on your work.
Move more with Caterpillar's patented quick loading Performance Series buckets and optimized Z-bar linkage that combines the digging efficiency of a traditional Z-bar with tool carrier capabilities. The parallel lift and high tilt forces throughout the working range allow you to safely and confidently handle loads with precise control. Multi-function work has never been easier with dedicated pumps for each system and a flow sharing implement valve governed by an intelligent power management system. Simultaneously lift, steer and drive without compromise. The K Series Small Wheel Loader simply does what you ask it to do.
Have a seat in the updated K Series Small Wheel Loader and enjoy excellent all around visibility and low-effort joystick controls that move with you on a fully adjustable seat suspension. A large spacious operator environment combined with Caterpillar's exclusive hydraulic cylinder damping and smooth predictable controls make this the most comfortable seat on your job site.
Maximum Gross Power | — |
Maximum Gross Power - 1,800 rpm - ISO 14396 (Performance Power Mode: Range 1-4) | — |
Engine Model | Cat® C7.1 |
Maximum Gross Power - 1,600 rpm - ISO 14396 (Standard Power Mode: Range 1-3*) | — |
Note (2) | *Range 4 power is boosted to be the same as Performance Mode. |
Note (1) | Net power shown is the power available at the flywheel when the engine is equipped with alternator and air cleaner. |
Maximum Gross Power - 1,800 rpm - ISO 14396 (metric) (Performance Power Mode: Range 1-4) | 190 hp |
Net Power - 1,800 rpm - SAE J1349 (Performance Power Mode: Range 1-4) | — |
Net Power - 1,600 rpm - ISO 9249 (metric) (Standard Power Mode: Range 1-3*) | 173 hp |
Net Power - 1,800 rpm - ISO 9249 (metric) (Performance Power Mode: Range 1-4) | 188 hp |
Net Power - 1,600 rpm - SAE J1349 (Standard Power Mode: Range 1-3*) | — |
Maximum Gross Power - 1,600 rpm - ISO 14396 (metric) (Standard Power Mode: Range 1-3*) | 175 hp |
Maximum Gross Torque - ISO 14396 (Standard Power Mode: Range 1-3*) | — |
Displacement (Standard Power Mode: Speed Range 1-3*) | — |
Maximum Net Torque - ISO 9249 (1977)/EEC 80/1269 (Standard Power Mode: Range 1-3*) | — |
Emissions | Engine meets U.S. EPA Tier 3/EU Stage IIIA/Brazil MAR-1 equivalent emission standards. |
Maximum Gross Torque - ISO 14396 (Performance Power Mode: Range 1-4) | — |
Maximum Net Torque - SAE J1349 (Standard Power Mode: Range 1-3*) | — |
Maximum Net Torque - ISO 9249 (1977)/EEC 80/1269 (Performance Power Mode: Range 1-4) | — |
Maximum Net Torque - SAE J1349 (Performance Power Mode: Range 1-4) | — |
Displacement (Performance Power Mode: Speed Range 1-4) | — |
Bucket Capacities | 2.5-5.0 m³ (3.2-6.5 yd³) |
Bucket Capacities - General Purpose | 2.5-3.2 m³ (3.2-4.2 yd³) |
Bucket Capacities - Light Material | 3.1-5.0 m³ (4.0-6.5 yd³) |
Operating Weight | — |
ROPS | SAE J1040 MAY94, ISO 3471-1994 |
FOPS | SAE J/ISO 3449 APR98, Level II, ISO 3449 1992 Level II |
Note (1) | Cab and Rollover Protective Structures (ROPS) are standard. |
Note (2) | A semi-cab option is available. |
Axles - Front | — |
Engine Crankcase | — |
Fuel Tank | — |
Hydraulic Tank | — |
Hydraulic System - Including Tank | — |
Transmission - Gear Box | — |
Axles - Rear | — |
Cooling System | — |
Number of Steering Wheel Turns - Full Left to Full Right or Full Right to Full Left | — |
Steering Cycle Times - Full Left to Full Right - At 1,800 rpm: 90 rpm Steering Wheel Speed | — |
Maximum Working Pressure - Steering Pump | — |
Maximum Flow - Steering Pump | — |
Maximum Steering Torque - 40° (Full Turn) | — |
Maximum Steering Torque - 0° (Straight Machine) | — |
Steering Articulation Angle - Each Direction | 40° |
Front | Fixed; Open differential (standard); Locking differential (optional) |
Rear | Oscillating ±11 degrees; Open differential (standard); Limited slip differential (optional in some regions) |
Hydraulic Cycle Time - Performance Mode at 1,800 rpm - Float Down, Maximum Lift to Ground Level | — |
Maximum Working Pressure - Implement Pump | — |
Hydraulic Cycle Time - Standard Mode at 1,600 rpm - Total Cycle Time | — |
Maximum Flow - Implement Pump | — |
Relief Pressure - Tilt Cylinder - 4th Function Maximum Working Pressure | — |
Hydraulic Cycle Time - Standard Mode at 1,600 rpm - Dump, at Maximum Lift Height | — |
Maximum Flow - Implement Pump - 4th Function Maximum Flow* | — |
Hydraulic Cycle Time - Performance Mode at 1,800 rpm - Dump, at Maximum Lift Height | — |
Hydraulic Cycle Time - Performance Mode at 1,800 rpm - Total Cycle Time | — |
Relief Pressure - Tilt Cylinder - 3rd Function Maximum Working Pressure | — |
Hydraulic Cycle Time - Standard Mode at 1,600 rpm - Raise, Ground Level to Maximum Lift | — |
Relief Pressure - Tilt Cylinder | — |
Hydraulic Cycle Time - Standard Mode at 1,600 rpm - Float Down, Maximum Lift to Ground Level | — |
Note | *Adjustable from 20% to 100% of maximum flow through the secondary display, when equipped. |
Hydraulic Cycle Time - Performance Mode at 1,800 rpm - Raise, Ground Level to Maximum Lift | — |
Maximum Flow - Implement Pump - 3rd Function Maximum Flow* | — |
Forward and Reverse - Range 2 | — |
Forward and Reverse - Range 4 | — |
Forward and Reverse - Range 3 | — |
Note | *Creeper control allows maximum speed range adjustability from 1 km/h (0.6 mph) to 13 km/h (8 mph) in Range 1 through the secondary display, when equipped. Factory default is 7 km/h (4.4 mph). |
Forward and Reverse - Range 1* | 1-13 km/h (0.6-8 mph) |
Note (1) | Other tire choices are available. Contact your Cat dealer for details. |
Other Choices Vary by Region (1) | 20.5-25 16 PR (L-3) |
Note (3) | Caterpillar recommends that you consult a tire supplier to evaluate all conditions before selecting a tire model. |
Note (2) | In certain applications, the loader's productive capabilities may exceed the tire's tonnes-km/h (ton-mph) capabilities. |
Standard Size | 20.5 R25, radial (L-3) |
Note (3) | The declared exterior sound power level is 104 dB(A) when the value is measured according to the dynamic test procedures and the conditions that are specified in “ISO 6395:2008.” |
Note (1) | The declared dynamic operator sound pressure level is 72 dB(A) when “ISO 6396:2008” is used to measure the value for an enclosed cab. |
Note (2) | The measurement was conducted at 70% of the maximum engine cooling fan speed, with the cab doors and cab windows closed. The cab was properly installed and maintained. The sound level may vary at different engine cooling fan speeds. |
Experience hybrid like fuel efficiency with an intelligent hydrostatic power train and industry leading fuel savings through a lower maximum engine speed of just 1,600 rpm in Standard Mode. Power when you need it with Caterpillar’s exclusive Power‑by-Range technology that increases power in Range 4 for improved speed on grade. For your toughest and most demanding applications a new Performance Mode will allow you to boost the power and hydraulic speed in all Ranges to get the job done even quicker. Meets U.S. EPA Tier 3/EU Stage IIIA/Brazil MAR-1 equivalent emission standards with a Cat® C7.1 engine that is designed to manage itself so you can concentrate on your work.
Move more with Caterpillar's patented quick loading Performance Series buckets and optimized Z-bar linkage that combines the digging efficiency of a traditional Z-bar with tool carrier capabilities. The parallel lift and high tilt forces throughout the working range allow you to safely and confidently handle loads with precise control. Multi-function work has never been easier with dedicated pumps for each system and a flow sharing implement valve governed by an intelligent power management system. Simultaneously lift, steer and drive without compromise. The K Series Small Wheel Loader simply does what you ask it to do.
Have a seat in the updated K Series Small Wheel Loader and enjoy excellent all around visibility and low-effort joystick controls that move with you on a fully adjustable seat suspension. A large spacious operator environment combined with Caterpillar's exclusive hydraulic cylinder damping and smooth predictable controls make this the most comfortable seat on your job site.
Meet your application requirements and individual preferences with Caterpillar's industry first Hystat™ Operator Modes featuring four unique power train settings. Select classic Torque Converter for smooth rollout, conventional Hystat for aggressive engine braking, an Ice Mode that maximizes your control on slippery underfoot, or default mode which blends the best of Hystat and Torque Converter characteristics. Fine tune machine performance with adjustments at your fingertips through the soft touch buttons and optional secondary display. Quickly set hydraulic response along with linkage kick-out positions, maximum wheel torque, and peak ground speed to efficiently perform a multitude of tasks.
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