| Bore | 4in |
|---|---|
| Displacement | 427in³ |
| Emissions | The Cat C7.1 engine meets U.S. EPA Tier 4 Final/EU Stage V and Korea Tier 4 Final emission standards. |
| Engine Model | Cat® C7.1 |
| Engine Power - ISO 14396 - Metric | 190hp |
| Engine Power - ISO 14396:2002 | 188hp |
| Maximum Gross Power | 188hp |
| Maximum Gross Power - ISO 14396 (Performance Power Mode: Range 1-4) | 188hp |
| Maximum Gross Power - ISO 14396 (Standard Power Mode: Range 1-3*) | 173hp |
| Maximum Gross Power - ISO 14396 (metric) (Performance Power Mode: Range 1-4) | 190hp |
| Maximum Gross Power - ISO 14396 (metric) (Standard Power Mode: Range 1-3*) | 176hp |
| Maximum Gross Power - Maximum Engine Speed (Performance Power Mode: Range 1-4) | 1800r/min |
| Maximum Gross Power - Maximum Engine Speed (Standard Power Mode: Range 1-3*) | 1600r/min |
| Maximum Gross Torque - ISO 14396 (Performance Power Mode: Range 1-4) | 664ft·lbf |
| Maximum Gross Torque - ISO 14396 (Standard Power Mode: Range 1-3*) | 642ft·lbf |
| Maximum Net Torque - ISO 9249:2007 (Performance Power Mode: Range 1-4) | 650ft·lbf |
| Maximum Net Torque - ISO 9249:2007 (Standard Power Mode: Range 1-3*) | 628ft·lbf |
| Maximum Net Torque - SAE J1349 (Performance [HP+] Power Mode: Range 1-4) | 649ft·lbf |
| Maximum Net Torque - SAE J1349 (Standard Power Mode: Range 1-3*) | 627ft·lbf |
| Net Power (Performance Power Mode: Range 1-4) | 1800r/min |
| Net Power (Standard Power Mode: Range 1-3*) | 1600r/min |
| Net Power - ISO 9249 (metric) at Minimum Fan Speed (Performance Power Mode: Range 1-4) | 186hp |
| Net Power - ISO 9249 (metric) at Minimum Fan Speed (Standard Power Mode: Range 1-3*) | 172hp |
| Net Power - ISO 9249 at Minimum Fan Speed (Performance Power Mode: Range 1-4) | 184hp |
| Net Power - ISO 9249 at Minimum Fan Speed (Standard Power Mode: Range 1-3*) | 170hp |
| Net Power - SAE J1349 at Minimum Fan Speed (Performance Power Mode: Range 1-4) | 183hp |
| Net Power - SAE J1349 at Minimum Fan Speed (Standard Power Mode: Range 1-3*) | 170hp |
| Note (1) | *Range 4 power and torque is equal to Performance Mode with Caterpillar Power by Range technology. |
| Note (2) | Net power ratings are tested at the reference conditions for the specified standard and denote power available at the flywheel when the engine is equipped with alternator, air cleaner, emission components and fan at specified speed. |
| Note (3) | No derating required up to 3000 m (10,000 ft) altitude. Auto derate protects hydraulic and transmission systems. |
| Stroke | 5in |
| Note (1) | **Dimensions listed are for a machine configured with optional counterweights, waste guarding, 80 kg (176 lb) operator, and Michelin 20.5 R25 XMINE D2 tires. |
|---|---|
| Note (2) | ^Dimensions listed are for a machine configured with standard counterweights, waste guarding, rear waste gate, 80 kg (176 lb) operator, and new solid tires. |
| Operating Weight | 41794lb |
| Operating Weight (1) | 17 258 kg (38,046 lb)** |
| Operating Weight (2) | 18 958 kg (41,794 lb)^ |
| Bucket Capacities | 3.0-5.0 m3 (3.9-6.5 yd3) |
|---|
| Declared Sound Levels - Exterior Sound Power Level (ISO 6395:2008)* | 101dB(A) |
|---|---|
| Declared Sound Levels - Operator Sound Pressure Level (ISO 6396:2008)* | 68dB(A) |
| FOPS | ISO 3449:2005 LEVEL II |
| Note (1) | * Measurements were conducted at 70% of maximum engine cooling fan speed. Sound level may vary at different engine cooling fan speeds. The cab was properly installed and maintained. The measurements were conducted with the cab doors and the cab windows cl |
| ROPS | ISO 3471:2008 |
| Full Turn Tip Load (1) | 9795 kg (21,594 lb)** |
|---|---|
| Full Turn Tip Load (2) | 10 741 kg (23,679 lb)^ |
| Note (1) | **Dimensions listed are for a machine configured with optional counterweights, waste guarding, 80 kg (176 lb) operator, and Michelin 20.5 R25 XMINE D2 tires. |
| Note (2) | ^Dimensions listed are for a machine configured with standard counterweights, waste guarding, rear waste gate, 80 kg (176 lb) operator, and new solid tires. |
| Air Conditioning | The air conditioning system on this machine contains the flourinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.9 kg of refrigerant which has a CO2 equivalent of 2.717 metric tonnes. |
|---|
| Cycle Times - Performance (HP+) at 1,800 rpm/Standard Power Mode at 1,600 rpm - Dump (at Maximum Lift Height) | 1.5/1.7 seconds |
|---|---|
| Cycle Times - Performance (HP+) at 1,800 rpm/Standard Power Mode at 1,600 rpm - Float Down (Maximum Lift to Ground Level) | 2.7/2.7 seconds |
| Cycle Times - Performance (HP+) at 1,800 rpm/Standard Power Mode at 1,600 rpm - Raise (Ground Level to Maximum Lift) | 5.5/6.2 seconds |
| Cycle Times - Performance (HP+) at 1,800 rpm/Standard Power Mode at 1,600 rpm - Total Cycle Time | 9.7/10.6 seconds |
| Lift Cylinder: Standard Lift Linkage - Bore Diameter | 4.7in |
| Lift Cylinder: Standard Lift Linkage - Rod Diameter | 2.6in |
| Lift Cylinder: Standard Lift Linkage - Stroke | 31.1in |
| Maximum Flow - Implement Pump | 50gal/min |
| Maximum Flow - Implement Pump - 3rd Function Maximum Flow* | 50gal/min |
| Maximum Flow - Implement Pump - 4th Function Maximum Flow* | 42gal/min |
| Maximum Working Pressure - Implement Pump | 4061psi |
| Note (1) | Implement system uses a dedicated load sensing variable displacement pump with dual double acting lift cylinders and a single double acting tilt cylinder. |
| Note (2) | Flow values listed are for a machine running in Performance Power Mode (1,800 rpm). |
| Note (3) | * 3rd and 4th function flow is fully adjustable from 20% to 100% of maximum flow through the touch screen display when equipped. |
| Relief Pressure - Tilt Cylinder | 4351psi |
| Relief Pressure - Tilt Cylinder - 3rd and 4th Function Maximum Working Pressure | 4061psi |
| Relief Pressure - Tilt Cylinder - 3rd and 4th Function Relief Pressure | 4351psi |
| Tilt Cylinder: Standard Lift Linkage - Bore Diameter | 5.9in |
| Tilt Cylinder: Standard Lift Linkage - Rod Diameter | 3.5in |
| Tilt Cylinder: Standard Lift Linkage - Stroke | 21.9in |
| Maximum Flow - Steering Pump | 34gal/min |
|---|---|
| Maximum Steering Torque - 0° (Straight Machine) | 42506ft·lbf |
| Maximum Steering Torque - 40° (Full Turn) | 31398ft·lbf |
| Maximum Working Pressure - Steering Pump | 3500psi |
| Note (1) | Steering system uses a dedicated load sensing variable displacement pump with dual double acting cylinders. |
| Note (2) | Flow values listed are for a machine running in Performance Power Mode (1,800 rpm). |
| Steering Cycle Times - Full Left to Full Right - Maximum RPM: 90 rpm Steering Wheel Speed | 2.3s |
| Steering Cycle Times - Full Left to Full Right - Minimum RPM: Pump Flow Limited | 3.1s |
| Steering Cylinder, Double Acting - Bore Diameter | 3.1in |
| Steering Cylinder, Double Acting - Rod Diameter | 2in |
| Steering Cylinder, Double Acting - Stroke | 15.7in |
| Forward and Reverse - Range 1* | 1-13 km/h (0.6-8 mph) |
|---|---|
| Forward and Reverse - Range 2 | 8mile/h |
| Forward and Reverse - Range 3 | 17mile/h |
| Forward and Reverse - Range 4 | 25mile/h |
| 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 touch screen display when equipped. Factory default is 7 km/h (4.4 mph). |
| Brakes - Parking | Spring applied hydraulically released |
|---|---|
| Brakes - Service | Inboard wet disc |
| Front Axle | Fixed |
| Front Axle - Traction Aid | Locking differential |
| Note (1) | Power train is governed by the Caterpillar exclusive Intelligent Power Management system to deliver peak performance and efficiency. |
| Note (2) | Offset rims available to meet European roading requirements. |
| Note (3) | Differential front locking axle can be engaged on the go at full torque up to 20 km/h (12.4 mph) on the 938M. |
| Rear Axle | Oscillating |
| Rear Axle - Oscillation Angle by Tire Size - 20.5 R25, 550/65, 600/65, 650/65 | ± 10.5 degrees |
| Rear Axle - Oscillation Angle by Tire Size - 23.5 R25 | ± 7 degrees |
| Rear Axle - Oscillation Angle by Tire Size - Solid Tires, 750/65, 620/65, Skidder | ± 7 degrees |
| Rear Axle - Traction Aid - Optional | Limited slip differential |
| Axles - Front | 9.2gal (US) |
|---|---|
| Axles - Rear | 9.2gal (US) |
| Cooling System | 8.5gal (US) |
| Diesel Exhaust Fluid (DEF) Tank | 5gal (US) |
| Engine Crankcase | 5.3gal (US) |
| Fuel Tank | 51.5gal (US) |
| Hydraulic System - Including Tank | 44.9gal (US) |
| Hydraulic Tank | 23.8gal (US) |
| Transmission - Gear Box | 2.9gal (US) |
| Recyclability | 94% |
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