US
Metric

Overview

Cat Wheel Dozers are designed with durability built in, ensuring maximum availability through multiple life cycles. With optimized performance and simplified serviceability, our machines allow you to support your job site efficiently and safely while lowering owning and operating costs. Introduced in the mid-1960's, the 834 has been the industry leader for almost 50 years. Focused on helping our customers succeed, we have continued to build upon each new series. The 834K continues our legacy of reliability, performance, safety, operator comfort, serviceability, and efficiency.

Engine

Engine Model
Cat® C18 ACERT™
Net Power
496.00 hp
370.00 kW
Bore
5.70 in
145.00 mm
Stroke
7.20 in
183.00 mm
Displacement
1105.00 in3
18.10 L
Torque Rise
52.00 %
52.00 %
Emissions
U.S. EPA Tier 4 Final/EU Stage IV Technology, Tier 3 Equivalent, Tier 2 Equivalent
Gross - SAE J1349
562.00 hp
419.00 kW
Net - SAE J1349
496.00 HP
370.00 kW
Peak Power Speed
1500.00 RPM
1500.00 RPM
Peak Torque - 1,300 rpm
2092.00 lb/ft
2836.00 N·m
Rated Speed
1900.00 RPM
1900.00 RPM

Weights

Operating Weight
105271.00 lb
47750.00 kg

Operating Specifications

Blade Capacities
7.9-22.2 m3 (10.3-29.0 yd3)
Operating Weight
105271.00 lb
47750.00 kg

Transmission

Direct Drive - Forward 1
Lock-up disabled
Direct Drive - Forward 2
7.70 mph
12.40 km/h
Direct Drive - Forward 3
13.70 mph
22.10 km/h
Direct Drive - Forward 4
23.90 mph
38.50 km/h
Direct Drive - Reverse 1
4.50 mph
7.20 km/h
Direct Drive - Reverse 2
8.10 mph
13.00 km/h
Direct Drive - Reverse 3
14.30 mph
23.00 km/h
Forward 1
4.20 mph
6.80 km/h
Forward 2
7.20 mph
11.60 km/h
Forward 3
12.60 mph
20.30 km/h
Forward 4
22.00 mph
35.40 km/h
Reverse 1
4.20 mph
6.80 km/h
Reverse 2
7.60 mph
12.20 km/h
Reverse 3
13.30 mph
21.40 km/h
Transmission Type
Cat planetary power shift

Brakes

Brakes
ISO 3450:2011

Axles

Front
Fixed
Rear
Trunnion
Oscillation Angle
±13°

Dimensions

Height to Top of Exhaust Stack
15.90 ft
4835.00 mm
Length of Straight Blade on Ground
32.60 ft
9927.00 mm
Length of Universal Blade on Ground
34.40 ft
10470.00 mm
Height to Top of Cab
13.70 ft
4184.00 mm
Height to Top of Hood
10.90 ft
3334.00 mm
Height to Top of Air Cleaner
12.80 ft
3895.00 mm
Ground Clearance to Bumper
3.10 ft
933.00 mm
Center Line of Front Axle to Hitch
7.50 ft
2275.00 mm
Centerline of Rear Axle to Edge of Bumper
10.50 ft
3187.00 mm
Wheelbase
14.90 ft
4550.00 mm
Length to Front Tire
28.40 ft
8715.00 mm
Ground Clearance
1.70 ft
531.00 mm

Service Refill Capacities

Diesel Exhaust Fluid Tank
8.70 gal
33.00 L
Fuel Tank
209.50 gal
793.00 L
Hydraulic System (tank only)
37.00 gal
140.00 L
Hydraulic System Factory Fill
63.40 gal
240.00 L
Cooling System
31.70 gal
120.00 L
Crankcase
15.90 gal
60.00 L
Transmission
31.70 gal
120.00 L
Differentials and Final Drives - Front
49.10 gal
186.00 L
Differentials and Final Drives - Rear
49.10 gal
186.00 L

Hydraulic System - Lift/Tilt

Cylinders, Double Acting: Left and Right Tilt, Bore and Stroke
140 mm × 230 mm (5.5 in × 9.1 in)
Cylinders, Double Acting: Lift, Bore and Stroke
139.75 mm × 1021 mm (5.5 in × 40.2 in)
Lift/Tilt System
Variable displacement piston
Lift/Tilt System - Circuit
Pilot operated LS valve with EH
Maximum Flow at 1,900 rpm
153.00 gal/min
582.00 L/min
Pilot Maximum Flow
13.70 gal/min
52.00 L/min
Pilot Relief Valve Setting
580.00 psi
4000.00 kPa
Pilot System
Variable displacement piston
Relief Valve Setting - Lift/Tilt
4641.00 psi
32000.00 kPa

Sound Performance

Exterior Sound Level - Standard
111.00 dB(A)
111.00 dB(A)
Exterior Sound Level - Suppression
109.00 dB(A)
109.00 dB(A)
Interior Sound Level - Standard
72.00 dB(A)
72.00 dB(A)
Interior Sound Level - Suppression
71.00 dB(A)
71.00 dB(A)

Hydraulic System - Steering

Maximum Flow
65.80 gal/min
250.00 L/min
Relief Valve Setting - Steering
3495.00 psi
24100.00 kPa
Steering Cycle Time (high idle)
3.10 Seconds
3.10 Seconds
Steering Cycle Time (low idle)
5.70 Seconds
5.70 Seconds
Steering System - Circuit
Pilot, load sensing
Steering System - Pump
Piston, variable displacement
Total Steering Angle
86.00 Degrees
86.00 Degrees

Blades

Blade Capacities
7.9-22.2 m3 (10.3-29.0 yd3)

Engine

Engine Model
Cat® C18 
Net Power
496.00 HP
370.00 kW
Bore
5.70 in
145.00 mm
Stroke
7.20 in
183.00 mm
Displacement
1105.00 in³
18.10 l
Torque Rise
52.00 %
52.00 %
Emissions
U.S. EPA Tier 4 Final/EU Stage IV Technology, Tier 3 Equivalent, Tier 2 Equivalent
Gross - SAE J1349
562.00 HP
419.00 kW
Peak Power Speed
1500.00 r/min
1500.00 r/min
Rated Speed
1900.00 r/min
1900.00 r/min

Transmission

Direct Drive - Forward 2
7.70 mile/h
12.40 km/h
Direct Drive - Forward 3
13.70 mile/h
22.10 km/h
Direct Drive - Reverse 1
4.50 mile/h
7.20 km/h
Direct Drive - Reverse 2
8.10 mile/h
13.00 km/h
Direct Drive - Reverse 3
14.30 mile/h
23.00 km/h
Direct Drive - Forward 1
Lock-up disabled
Direct Drive - Forward 4
23.90 mile/h
38.50 km/h
Forward - 1
4.20 mile/h
6.80 km/h
Forward - 2
7.20 mile/h
11.60 km/h
Forward - 3
12.60 mile/h
20.30 km/h
Forward - 4
22.00 mile/h
35.40 km/h
Reverse - 1
4.20 mile/h
6.80 km/h
Reverse - 2
7.60 mile/h
12.20 km/h
Reverse - 3
13.30 mile/h
21.40 km/h
Transmission Type
Cat planetary power shift

Brakes

Brakes
ISO 3450: 2011

Axles

Front
Fixed
Rear
Trunnion
Oscillation Angle
±13°

Weights

Operating Weight
105271.00 lb
47750.00 kg

Service Refill Capacities

Cooling System
31.70 gal (US)
120.00 l
Crankcase
15.90 gal (US)
60.00 l
Transmission
31.70 gal (US)
120.00 l
Differential - Final Drives - Front
49.10 gal (US)
186.00 l
Differential - Final Drives - Rear
49.10 gal (US)
186.00 l
Diesel Exhaust Fluid Tank
8.70 gal (US)
33.00 l
Fuel Tank
209.50 gal (US)
793.00 l
Hydraulic System - Tank Only
37.00 gal (US)
140.00 l
Hydraulic System Factory Fill
63.40 gal (US)
240.00 l

Operating Specifications

Blade Capacities
7,9 – 22,2 m3 (10,3 – 29,0 yd3)
Operating Weight
105271.00 lb
47750.00 kg

Dimensions

Centerline of Front Axle to Hitch
7.50 ft
2275.00 mm
Ground Clearance
1.70 ft
531.00 mm
Ground Clearance - Bumper
3.10 ft
933.00 mm
Height - Top of Air Cleaner
12.80 ft
3895.00 mm
Height - Top of Cab
13.70 ft
4184.00 mm
Height - Top of Exhaust Stack
15.90 ft
4835.00 mm
Height - Top of Hood
10.90 ft
3334.00 mm
Length - Front of Tire
28.40 ft
8715.00 mm
Length - Straight Blade on Ground
32.60 ft
9927.00 mm
Length - Universal Blade on Ground
34.40 ft
10470.00 mm
Wheel Base
14.90 ft
4550.00 mm

Blades

Blade Capacities
7,9-22,2 m3 (10,3-29,0 yd.3)

Hydraulic System - Lift/Tilt

Cylinders, Double Acting - Left and Right Tilt, Bore and Stroke
140 mm × 230 mm (5.5 in × 9.1 in)
Cylinders, Double Acting - Lift, Bore and Stroke
139.75 mm × 1021 mm (5.5 in × 40.2 in)
Lift/Tilt System
Variable displacement piston
Lift/Tilt System - Circuit
Pilot operated LS valve with EH
Maximum Flow at 1,900 rpm
153.00 gal/min
582.00 l/min
Pilot Maximum Flow
13.70 gal/min
52.00 l/min
Pilot Relief Valve Setting
580.00 psi
4000.00 kPa
Pilot System
Variable displacement piston
Relief Valve Setting - Lift/Tilt
4641.00 psi
32000.00 kPa

Hydraulic System - Steering

Maximum Flow
65.80 gal/min
250.00 l/min
Relief Valve Setting - Steering
3495.00 psi
24100.00 kPa
Steering Cycle Times - High Idle
3.10 s
3.10 s
Steering Cycle Times - Low Idle
5.70 s
5.70 s
Steering System - Circuit
Pilot, load sensing
Steering System - Pump
Piston, variable displacement
Total Steering Angle
86.00 °
86.00 °
Features

Move More with Less Fuel

Long Term Value and Durability

Built to Perform

Work in Comfort

Integrated Cat® Technologies

Technology That Gets Work Done

Safety First

Reduce Environmental Impact

Purpose-Built Cat Attachments

Save on Fuel Costs

Save on Service and Maintenance

Top-Tier Service and Support

Sales Features

Efficiency

Delivering fuel efficiency you demand through integrated machine systems.

Structures

Best built for the toughest conditions.

Power Train

Move material more efficiently with improved power and control.

Operator Station

Best-in-class operator comfort and ergonomics.

Technology Solutions

Greater productivity through Integrated Electronic Systems.

Cat MineStar System

Work more productively.

Safety

Making your safety our priority.

Sustainability

Blades

Cat blades to match your customers dozing requirements.

Operating Costs

Save time and money by working smart.

Serviceability

Enabling high uptime by reducing your service time.

Customer Support

Your Cat dealers know how to keep your machines productive.
Standard Equipment
  • NOTE
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • ELECTRICAL
    • Alarm, back-up
    • Alternator (100 amp)
    • Batteries, maintenance-free
    • Deutsch terminal connectors
    • Electrical system (24V)
    • Lighting system, halogen (front and rear), access stairway
    • Starter, electric (heavy-duty)
    • Starting receptacle for emergency starts
  • OPERATOR ENVIRONMENT
    • Air conditioner
    • Cab, sound suppressed and pressurized
    • Internal four-post rollover protective structure (ROPS/FOPS), radio ready (entertainment) includes antenna, speakers and converter (12V, 15 amp), 12V power port, tinted glass
    • Cigar lighter (12V, 15 amp) and ashtray
    • Coat hook
    • Electro-Hydraulic tilt, tip controls
    • Heater and defroster
    • Horn, electric
    • Light, cab (dome)
    • Lock-up clutch disable switch
    • Lunchbox and beverage holders
    • Monitoring system (VIMS 3G)
    • Action alert system, three category
    • Instrumentation, gauges: - Engine coolant temperature - Fuel level - Hydraulic oil temperature - Speedometer/tachometer - Transmission oil temperature - Instrumentation, warning indicators - Axle/brake oil temperature (front/rear) - Brake oil pressure - Electrical system, low voltage - Engine intake/combustion air temperature - Engine oil pressure - Engine overspeed - Fuel pressure - Hydraulic oil filter status - Parking brake status - Transmission filter status - Cat Vision (rear vision camera)
    • Mirrors, rearview (externally mounted)
    • Rimpull select switch
    • Seat, Comfort Series (cloth), air suspension
    • Seat belt, retractable, 76 mm (3 in) wide
    • STIC control system with steering lock
    • Tilt and lift control system lock
    • Transmission gear indicator
    • Wet-arm wipers/washers (front and rear)
    • Intermittent front wiper
  • POWER TRAIN
    • Brakes, full hydraulic, enclosed, wet-disc
    • Multiple disc service brakes
    • Case drain filters
    • Demand fan
    • Engine, Cat C18 MEUI, ATAAC, ADEM™ IV controller
    • Fuel priming pump (electric)
    • Parking brake
    • Precleaner, engine air intake
    • Radiator, Next Generation Modular
    • Radiator (NGMR)
    • Separated cooling system
    • Starting aid (ether) automatic
    • Throttle lock
    • Torque converter, impeller clutch with lock-up control system and rimpull control system (switch and dial in cab)
    • Transmission, planetary, autoshift (4F/3R)
  • OTHER STANDARD EQUIPMENT
    • Doors, service access (locking)
    • Engine, crankcase, 500 hour interval with CH-4 oil
    • Grouped Electronic Clutch Pressure
    • Control, remote mounted pressure taps
    • Hitch, drawbar with pin
    • Hood, metallic with lockable service doors
    • Hydraulic oil cooler
    • Muffler (under hood)
    • Oil sampling valves
    • Stairway, left side (rear access)
    • Steering, load sensing
    • Vandalism protection caplocks
    • Venturi stack
  • TIRES, RIMS AND WHEELS
    • A tire must be selected from the mandatory attachments section - base machine price includes a tire allowance
  • ANTIFREEZE
    • Premixed 50 percent concentration of Extended Life Coolant with freeze protection to -34° C (-29° F)
Optional Equipment
  • NOTE
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • POWER TRAIN
    • -50° C (-58° F) antifreeze
    • Engine oil change system, high speed, Wiggins
    • Engine block heater 120V or 240V
    • Engine compression brake
    • Automatic retarding control (with engine compression brake)
    • Axle oil cooler
    • Second starter
    • Crankcase guards
  • OPERATOR ENVIRONMENT
    • Cab precleaner
    • AM/FM/CD/MP3 radio
    • Satellite Sirius radio with Bluetooth
    • LED warning strobe
    • CB radio ready
    • Window pull down visor
    • Sound suppression
    • Visor group - cab pull-down shade
    • Cat Detect (rear object detection)
  • MISCELLANEOUS ATTACHMENTS
    • Front and rear roading fenders
    • Fast fill fuel system (Shaw-Aero)
    • Cat Detect
    • Halogen and HID lights