US
Metric

Overview

The D Series incorporates innovations for improved performance, rugged durability and maximum productivity.

Engine

Engine Model
Cat® C7 ACERT™
Net Flywheel Power
188.00 hp
140.00 kW
ISO 9249
188.00 hp
140.00 kW
J1349
186.00 hp
139.00 kW
EEC 80/1269
188.00 hp
140.00 kW
Bore
4.30 in
110.00 mm
Stroke
5.00 in
127.00 mm
Displacement
440.00 in3
7.20 L

Weights

General Forestry (HW)
68853.00 lb
31226.00 kg
Log Loader (U/U)
75698.00 lb
34300.00 kg
Log Loader (O/U)
76037.00 lb
34484.00 kg

Swing Mechanism

Swing Torque - General Forestry
54147.00 lb/ft
73.40 kN·m
Swing Speed - General Forestry
10.00 r/min
10.00 r/min

Drive

Maximum Drawbar Pull
58226.00 lb
259.00 kN
Maximum Travel Speed
3.50 mph
5.70 km/h

Service Refill Capacities

Fuel Tank
137.40 gal
520.00 L
Fuel Tank - Optional Auxiliary Right Front
108.30 gal (US)
410.00 l
Optional Counterweight with Fuel Tank
129.50 gal (US)
490.00 l
Maximum Fuel with All Optional Tanks
375.20 gal (US)
1420.00 l
Cooling System
7.90 gal
30.00 L
Engine Oil
9.00 gal
34.00 L
Swing Drive
2.10 gal
8.00 L
Hydraulic System (including tank)
64.70 gal
245.00 L
Hydraulic Tank
38.00 gal
145.00 L
Final Drive (each)
2.00 gal
8.00 L

Standards

Brakes
SAE J1026 APR90
Cab ROPS/FOGS/OPS/TOPS/FOPS
SAE J1356 FEB88 SAE J1084/ISO 8084/ROPS: ISO 3471:1997 Table 1, Section 1/OR-OSHA 437-007-0775/WCB G602, G603, G604, G608

Hydraulic System

Main Implement System - Maximum Flow (2x)
58.10 gal/min
220.00 L/min
Max. pressure - Travel
5075.00 psi
35000.00 kPa
Max. pressure - Swing
3553.00 psi
24500.00 kPa
Pilot System - Maximum Flow
9.50 gal/min
36.00 L/min
Pilot System - Maximum Pressure
568.00 psi
3920.00 kPa
Boom Cylinder - Bore
5.30 in
135.00 mm
Boom Cylinder - Stroke
51.40 in
1305.00 mm
Stick Cylinder - Bore
5.50 in
140.00 mm
Stick Cylinder - Stroke
65.40 in
1660.00 mm
Max. pressure - Implements
5075.00 psi
35000.00 kPa

Excavator Linkage

CB1 Family Bucket Cylinder - Bore
5.10 in
130.00 mm
CB1 Family Bucket Cylinder - Stroke
45.50 in
1156.00 mm

Log Loader Linkage

Boom Cylinder - Bore
5.50 in
140.00 mm
Boom Cylinder - Stroke
46.70 in
1185.00 mm
Stick Cylinder - Bore
6.70 in
170.00 mm
Stick Cylinder - Stroke
66.10 in
1680.00 mm
Under/Under Heel Cylinder - Bore
5.10 in
130.00 mm
Under/Under Heel Cylinder - Stroke
45.50 in
1156.00 mm
Over/Under Heel Cylinder - Bore
5.90 in
150.00 mm
Over/Under Heel Cylinder - Stroke
57.90 in
1470.00 mm

Engine

Engine Model
Cat® C7 ACERT™
Net Flywheel Power
188.00 HP
140.00 kW
ISO 9249
188.00 HP
140.00 kW
J1349
186.00 HP
139.00 kW
EEC 80/1269
188.00 HP
140.00 kW
Bore
4.30 in
110.00 mm
Stroke
5.00 in
127.00 mm
Displacement
440.00 in³
7.20 l

Weights

General Forestry - HW
68853.00 lb
31226.00 kg
Log Loader (U/U)
75698.00 lb
34300.00 kg
Log Loader (O/U)
76037.00 lb
34484.00 kg

Service Refill Capacities

Fuel Tank
137.40 gal (US)
520.00 l
Cooling System
7.90 gal (US)
30.00 l
Engine Oil
9.00 gal (US)
34.00 l
Swing Drive
2.10 gal (US)
8.00 l
Hydraulic System - Including Tank
64.70 gal (US)
245.00 l
Hydraulic Tank
38.00 gal (US)
145.00 l
Final Drive - Each
2.00 gal (US)
8.00 l

Standards

Brakes
SAE J1026 APR90

Hydraulic System

Main Implement System - Maximum Flow (2x)
58.10 gal/min
220.00 l/min
Maximum Pressure - Travel
5075.00 psi
35000.00 kPa
Maximum Pressure - Swing
3553.00 psi
24500.00 kPa
Pilot System - Maximum Flow
9.50 gal/min
36.00 l/min
Pilot System - Maximum Pressure
568.00 psi
3920.00 kPa
Boom Cylinder - Bore
5.30 in
135.00 mm
Boom Cylinder - Stroke
51.40 in
1305.00 mm
Stick Cylinder - Bore
5.50 in
140.00 mm
Stick Cylinder - Stroke
65.40 in
1660.00 mm
Maximum Pressure - Implements
5075.00 psi
35000.00 kPa

Log Loader Linkage

Boom Cylinder - Bore
5.50 in
140.00 mm
Boom Cylinder - Stroke
46.70 in
1185.00 mm
Stick Cylinder - Bore
6.70 in
170.00 mm
Stick Cylinder - Stroke
66.10 in
1680.00 mm
Under/Under Heel Cylinder - Bore
5.10 in
130.00 mm
Under/Under Heel Cylinder - Stroke
45.50 in
1156.00 mm
Over/Under Heel Cylinder - Bore
5.90 in
150.00 mm
Over/Under Heel Cylinder - Stroke
57.90 in
1470.00 mm

Drive

Maximum Drawbar Pull
58226.00 lb
259.00 kN
Maximum Travel Speed
3.50 mile/h
5.70 km/h
Features

Power Train

Hydraulics

Operator Comfort

Structures

Guarding

Undercarriage

Versatility

Cat Grapples

Owning and Operating Costs

Serviceability

Customer Focus

Sales Features

Power Train

The Cat® C7 has exceptional power and fuel efficiency unmatched in the industry for consistently high performance in both forestry and millyard applications.

Hydraulics

Cat® hydraulics provide the power and control needed for a variety of applications.

Operator Comfort

The purpose built forestry cab interior layout maximizes operator space, provides exceptional comfort, provides excellent sightlines and reduces operator fatigue.

Structures

Purpose-built forest applications with reinforced carbody, rugged swing bearing, heavy doors and extra guarding.

Guarding

Cat guarding protects your forestry machine investment.

Undercarriage

Durable undercarriage absorbs stresses and provides excellent stability.

Versatility

A wide selection of Forest Machine configurations meet diverse forestry applications and improve your productivity.

Cat Grapples

Cat Forest Machines combined with Cat Log Loading Grapples mean optimal performance, reliability and on-the-job productivity.

Owning and Operating Costs

Cat Forest Machines provide the best value for your forestry and millyard applications.

Serviceability

Simplified service and maintenance features save you time and money.

Customer Focus

Cat dealer services help you operate longer with lower costs.
Standard Equipment
  • Electrical
    • 80 Ampere alternator
    • 4 Front working lights, cab top mounted
    • 2 Front working lights, riser mounted
    • 1 Left side working light, cab mounted
    • 1 Rear working light, cab mounted
    • Horn
  • Operator Environment
    • Purpose built forestry cab with 8 lights and all scratch resistant polycarbonate windows
    • Seat, Air suspension seat with adjustable armrest, retractable seat belt, headrest and lumbar support
    • Integrated seat, console and joystick type controls
    • Language display monitor with gauges
    • Warning information • Filter/fluid change information • working hour information • machine condition • error code and tool mode setting information • start up level check for hydraulic oil, engine oil and engine coolant
    • Full time clock on monitor (2 weeks)
    • Seat mounted joystick with extra functions for grapple
    • Fixed polycarbonate skylight with retractable sun shade
    • Interior lighting
    • Lower and upper windshield wipers and washer
    • Positive filtered ventilation, pressurized cab with bi-level air conditioner, heater and defroster with manual control
    • Forced air fan
    • Left side fresh air window with screen
    • Behind seat storage tray with tie down points
    • 2 CB radio mounts
    • 1 Fire extinguisher mount
    • 1 Attachment computer control mount
    • Secondary roof exit openable from inside and outside
    • 2 Coat hooks
    • Ashtray with lighter
    • Literature holder
    • Cup holder
    • Neutral lever for all controls
    • Travel control pedals with removable hand levers
    • Washable floor mat
    • Radio/CD player (12V)
    • 1 Converter/2 sockets - 12V-10A power supply
  • Power Train
    • Cat C7 with ACERT™ Technology U.S. EPA emissions compliant with 24-volt electric starting and air intake heater
    • Automatic engine speed control with one touch low idle
    • Easy clean swing-out condenser
    • Easy clean swing out radiator
    • Muffler
    • Two speed auto-shift travel
    • Water separator in fuel line
  • Undercarriage
    • Hydraulic track adjusters
    • Track type undercarriage with grease lubricated seals
    • Idler and full-length track shoe support
  • Other Standard Equipment
    • Heavy-duty upper frame with catwalks, bottom guards, heavy-duty side doors
    • Core hydraulic lines and controls with standard main valves on upper structures
    • Door locks, cap locks and Cat one key security system
    • Automatic swing parking brake
    • Travel alarm
    • Counterweight with lifting eye
    • Right front corner guard
  • 324D FM General Forestry Arrangement also includes:
    • Forestry cab, hydraulic tilt 0.46 m (18 inch) riser
    • High-wide undercarriage
    • Heavy-Duty recoil springs
    • Heavy-Duty track roller frame
    • Heavy-Duty travel motor covers
    • Heavy-Duty swivel guard
    • Forestry Heavy-Duty upper frame with catwalk
    • Heavy-Duty bottom guard
    • Heavy-Duty side doors
    • Right front corner guard
    • Travel alarm
  • 324D FM Log Loader Arrangement also includes:
    • Forestry cab
    • Hydraulic tilt 1.2 m (48 inch) riser
    • High-wide undercarriage
    • Heavy-Duty recoil springs
    • Heavy-Duty track roller frame
    • Heavy-Duty travel motor covers
    • Straight travel third pedal
    • Grapple/rotator hydraulic arrangement
    • Heavy-Duty swivel guard
    • Forestry Heavy-Duty upper frame with catwalk
    • Heavy-Duty bottom guard
    • Heavy-Duty side doors
    • Right front corner guard
    • Travel alarm
Optional Equipment
  • Front Linkage: For General Forestry
    • Reach Boom 5.9 m (19 ft 4 in)
    • Reach Stick 2.95 m (9 ft 8 in)
    • Bucket Linkage CB1 Family
    • Boom lowering Control Device
  • Front Linkage: For Log Loader
    • Over/Under Boom/Stick/Heel linkage 12.2 m (40 ft 0 in)
    • Under/Under Boom/Stick/Heel linkage 11.6 m (38 ft 0 in)
    • Stick Cylinder Guard
  • Grapples: For Log Loader
    • GLL52B
    • GLL55B
    • GLL60B
  • Hydraulic Arrangements: For General Forestry
    • Rotating Grapple (Standard on Log Loader)
    • Harvesting Head
    • Thumb
  • Auxiliary Hydraulic Lines: For General Forestry
    • Auxiliary Lines HP & MP, Reach Boom
    • Auxiliary Lines HP & MP, Reach Stick
  • Engine/Power Train
    • Prefilter, air
    • Cold Weather Starting Aid
    • Extended Life Cooling with 50% concentration of protection -34° C (-30º F)
  • Undercarriage (Track Shoes)
    • 600 mm (24 in) Double Grouser Shoes with Trap Holes
    • 700 mm (28 in) Heavy-Duty Double Grouser Shoes with Trap Holes
    • 800 mm (32 in) Heavy-Duty Triple Grouser Shoes with Trap Holes
  • Electrical
    • Product Link (PL 321 SR)
  • General Optional Equipment
    • Auxiliary Pump Driver (for additional pump)
    • Right Front Corner Fuel Tank (additional 409 L - 108 gal)
    • Counterweight with Fuel Tank Adds (492 L - 130 gal)
    • Heavy Counterweight (additional 780 kg - 1,720 lb). For General Forestry (Standard on Log Loader).
    • Less off cab platform for use with custom AEM supplier cabs (for Log Loader only).