825K

Net Power
405 HP / 302 kW
Operating Weight
78326 lb / 35528 kg
Rated Power (Net ISO 9249)
405 HP / 302 kW

Designed with durability built in, the Cat 825K ensures maximum availability through multiple life cycles. Designed and manufactured for optimum performance and serviceability, this rugged, powerful machine delivers heavy-duty compaction and dozing.

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825K Product Brochure 825K Key Benefits 825K Machine Drive Power
Engine
Engine Model C15 Cat
Net Power 405 HP / 302 kW
Rated Power (Net ISO 9249) 405 HP / 302 kW
Maximum Net Torque - 1,300 rpm 1478.8 lb/ft / 2005 N·m
Maximum Altitude - Without Derating (Tier 4 Final/Stage IV) 9298 ft / 2834 m
Net Power - Converter Drive - Gross Power 435 HP / 324 kW
Stroke 6.7 in / 171.4 mm
Net Power - Converter Drive - Torque Rise 8,5%
Gross Power 435 HP / 324 kW
High Idle Speed 2300 r/min
Rated Power (Net SAE J1349) 405 HP / 302 kW
Emissions Meets U.S. EPA Tier 4 Final/EU Stage IV emission standards or meets U.S. EPA Tier 3/EU Stage IIIA equivalent emission standards
Low Idle Speed 800 r/min
Net Power - Direct Drive - Torque Rise 33%
Maximum Altitude - Without Derating (Tier 3 Final/Stage IIIA Equivalent) 9098 ft / 2773 m
Net Power - Direct Drive - Gross Power 412 HP / 307 kW
Bore 5.4 in / 137.2 mm
Displacement 927.6 in³ / 15.2 l
Operating Specifications
Operating Weight 78326 lb / 35528 kg
Operating Weight - Tier 3 Final/Stage IIIA Equivalent 77340 lb / 35081 kg
Operating Weight - Tier 4 Final/Stage IV 78326 lb / 35528 kg
Transmission
Travel Speeds - Reverse - First 3.9 mile/h / 6.2 km/h
Travel Speeds - Forward - First 3.4 mile/h / 5.5 km/h
Travel Speeds - Reverse - Third 12.2 mile/h / 19.7 km/h
Travel Speeds - Reverse - Second 6.9 mile/h / 11.1 km/h
Travel Speeds - Forward - Third 10.7 mile/h / 17.2 km/h
Transmission Type Planetengetriebe ? Lastschaltgetriebe ? ECPC (Electronic Clutch Pressure Control, Elektronische Kupplungsdrucksteuerung)
Travel Speeds - Forward - Second 6 mile/h / 9.7 km/h
Cab - Standard
Machine Sound Level (ISO 6395) 113 dB(A)
Operator Sound Level - ISO 6396 73 dB(A)
Dimensions (Approximate)
Ground Clearance 1.6 ft / 492 mm
Length - With Blade on Ground 28.1 ft / 8561 mm
Height - Top of Exhaust Pipe 14.1 ft / 4290 mm
Hitch to Centerline of Front Axle 6.1 ft / 1850 mm
Turning Radius - Inside of Push Arms 8.6 ft / 2627 mm
Centerline of Rear Axle to Edge of Counterweight 9.3 ft / 2830 mm
Wheel Base 12.1 ft / 3700 mm
Ground Clearance - Bumper 2.7 ft / 810 mm
Height - Top of Beacon 14.4 ft / 4381 mm
Height - ROPS/Canopy 13.3 ft / 4059 mm
Height - Top of Hood 10.4 ft / 3162 mm
Width - Over Wheels 11.98 ft / 3650 mm
Service Refill Capacities
Hydraulic Tank Only 35.4 gal (US) / 134 l
Differential - Final Drives - Rear 29.1 gal (US) / 110 l
Fuel Tank 206.6 gal (US) / 782 l
Cooling System 30.6 gal (US) / 116 l
Differential - Final Drives - Front 26.4 gal (US) / 100 l
Transmission 17.4 gal (US) / 66 l
Diesel Exhaust Fluid Tank (Tier 4 Final/Stage IV) 8.5 gal (US) / 32 l
Engine Crankcase 9 gal (US) / 34 l
Axles
Oscillation Angle ?8?
Rear Planetary ? Oscillating
Front Planetary ? Fixed
Hydraulic System
Maximum Supply Pressure 3495 psi / 24100 kPa
Main Relief Pressure 3495 psi / 24100 kPa
Cylinders, Double Acting - Tilt, Bore and Stroke 95.25 mm ? 216 mm (3.75 in ? 8.5 in)
Pump Flow at 1,800 rpm 30.9 gal/min / 117 l/min
Cylinders, Double Acting - Lift, Bore and Stroke 120 mm ? 1070 mm (4.7 in ? 42.1 in)
Blades
Total Tilt Adjustment 2.9 ft / 890 mm
Maximum Lift Above Ground 3.14 ft / 958 mm
Moldboard - Length 14.4 ft / 4390 mm
Blade Tilt Angle - Left - Mechanical 4,1?
Width - Over End Bits 15.18 ft / 4628 mm
Blade Tilt Angle - Left - Hydraulic 5,4?
Blade Tip Angle - Total 14,8?
Maximum Depth of Cut 1.97 ft / 602 mm
Height - Including Cutting Edge 3.4 ft / 1032 mm
Blade Tip Angle - Forward 7,3?
Blade Tilt Angle - Right - Mechanical 5,1?
Blade Tip Angle - Back 7,5?
Blade Tilt Angle - Right - Hydraulic 6,3?
Blade Tilt Angle - Left Full 10,1?
Blade Tilt Angle - Right Full 10,8?
Hydraulic System - Steering
Maximum System Flow 170 L/min @ 1,800 rpm (44.9 gal/min @ 1,800 rpm)
Stroke 22.7 in / 576 mm
Steering System - Circuit Double Acting ? End Mounted
Vehicle Articulation Angle 86 degrees
Bore 4.5 in / 114.3 mm
Steering Pressure Limited 3481 psi / 24000 kPa
Steering System - Pump Piston ? Variable Displacement
Wheels
Weight 16167 lb / 7333 kg
Drum Width 3.7 ft / 1125 mm
Drum Diameter 4.3 ft / 1299 mm
Tips per Wheel 65
Width - Over Drums 11.98 ft / 3650 mm
Outside Diameter 5.5 ft / 1672 mm
Cab - Suppression
Operator Sound Level - ISO 6396 72 dB(A)
Machine Sound Level (ISO 6395) 110 dB(A)
Braking System
Parking Brake Drum and Shoe, Spring Applied, Hydraulic Released

Standard Equipment

  • NOTE
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • POWER TRAIN
    • Air to air aftercooler
    • Autoshift
    • Brakes, full hydraulic, enclosed, wet multiple disc service brakes
    • Cat clean emission module (Tier 4 Final/Stage IV)
    • Electro-hydraulic parking brake
    • Electronic Clutch Pressure Control (ECPC)
    • Engine, Cat C15: – Tier 4 Final/Stage IV – Tier 3/Stage IIIA equivalent
    • Fuel priming pump (electric)
    • Fuel to air cooler
    • Ground level engine shutoff
    • Hydraulically driven demand fan
    • Integrated braking system
    • Muffler (under hood) (Tier 3/Stage IIIA equivalent)
    • Radiator, Aluminum Modular (AMR)
    • Separated cooling system
    • Single Clutch Speed Shifting (SCSS)
    • Starting aid (ether) automatic
    • Throttle lock
    • Torque converter with Lock Up Clutch (LUC)
    • Transmission, planetary, with 3F/3R speed range control
  • ELECTRICAL
    • Alarm, back-up
    • Alternator, 150 amp
    • Batteries, maintenance-free (4 – 1,000 CCA)
    • Electrical system, 24V
    • Ground level lockable master disconnect switch
    • Light, warning unswitched (LED strobe)
    • Lighting, access stairway
    • Lighting, under hood
    • Lighting system, halogen (front and rear)
    • Lights, directional (rear)
    • Starter, electric (heavy duty)
    • Starting receptacle for emergency start
  • OPERATOR ENVIRONMENT
    • 12V power port for mobile phone or laptop connection
    • AccuGrade™ mapping (ready)
    • Air conditioner
    • Cab, sound-suppressed pressurized
    • Cab door, sliding window (LH)
    • Compaction control (ready)
    • Coat and hard hat hooks
    • Electro-hydraulic tilt and lift controls
    • Finger tip shifting controls
    • Flip-up armrest
    • Heater and defroster
    • Horn, electric
    • Implement hydraulic lockout
    • Instrumentation, gauges: – DEF fluid level (Tier 4 Final/Stage IV) – Engine coolant temperature – Fuel level – Hydraulic oil temperature – Speedometer/tachometer – Torque converter temperature
    • Instrumentation, warning indicators: – Action alert system, three categories – Brake oil pressure – Electrical system, low voltage – Engine failure malfunction alert and action lamp – Parking brake status
    • Internal four-post rollover protective structure (ROPS/FOPS)
    • Laminated glass
    • Light, (dome) cab
    • Lunch box and beverage holders
    • Mirror, internal (panoramic)
    • Mirrors, heated ready
    • Mirrors, rearview (externally mounted)
    • Radio ready for entertainment: – Antenna – Speakers – Converter (12V, 10-15 amp)
    • Seat, Cat Comfort (cloth) air suspension
    • Seat belt with minder, retractable, 76 mm (3 in) wide
    • STIC control system with lockout
    • Sun visor, front
    • Tinted glass
    • Transmission gear (indicator)
    • Vital Information Management System (VIMS): – Graphical information display – External data port – Customizable operator profiles
    • Wet-arm wipers/washers (front and rear)
    • Intermittent wipers (front and rear)
  • TIRES, RIMS AND WHEELS
    • Wheels, tamping tips
  • GUARDS
    • Guard, driveshaft
    • Guards, crankcase and power train
  • BLADES
    • Bulldozer straight blade, hydraulics, and linkage are included in the base machine
  • FLUIDS
    • Antifreeze, premixed 50% concentration extended life (–34° C/–29° F)
  • OTHER STANDARD EQUIPMENT
    • Cleaner bars with teeth
    • Doors, service access (locking)
    • Ecology drains for engine, radiator, transmission, hydraulic tank
    • Emergency platform egress
    • Engine, crankcase, 500 hour interval with CJ-4 oil
    • Engine idle management features: – Auto idle kickdown – Delayed engine shutdown – Engine idle shutdown
    • Fast fuel system
    • Fire suppression ready
    • Fuel tank, Fast Fill, 782 L (207 gal)
    • Hitch, drawbar with pin
    • Hoses, Cat
    • Hydraulic, engine, and transmission oil coolers
    • Oil change system, high speed
    • Oil sampling valves
    • Product Link
    • Stairway, left and right rear access
    • Steering, load sensing
    • Toe kicks
    • Total hydraulic filtration system
    • Vandalism protection caplocks
    • Venturi stack
    • Fold down exhaust stack for shipping

Optional Equipment

  • NOTE
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • OPERATOR ENVIRONMENT
    • Camera, rear vision
    • Radio, AM/FM/AUX/USB/BLUETOOTH
    • Radio, CB (ready)
  • TECHNOLOGY PRODUCTS
    • Compaction control, basic
  • FLUIDS
    • Antifreeze, –50° C (–58° F)
  • STARTING AIDS
    • Heater, engine coolant, 120V
    • Heater, engine coolant, 240V
  • MISCELLANEOUS
    • Film (ANSI) (Tier 4 Final/Stage IV)
    • EU certification (Tier 4 Final/Stage IV)
    • Plate – year of manufacture (Tier 3/Stage III Equivalent)

Compact

Cat® Compact technologies combine advanced compaction measurement, in-cab guidance and reporting capabilities to help you consistently meet compaction targets faster, more uniformly, and in fewer passes—saving on fuel and reducing rework and material costs in both soil and asphalt applications.

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Equipment Management

Cat® Equipment Management gives you access to the data you need to keep your equipment on the job site and earning money. You can track equipment location and hours, monitor machine use and health, then take informed action that will keep your operation running smoothly, efficiently and profitably.

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VisionLink®
Cat Inspect
Cat Product Link

Technology Kits

Caterpillar provides solutions to help customers in any industry improve efficiency and enhance safety.

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