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Cat 906 Compact Wheel Loader

Maximum Gross Power

74.7 hp

Operating Weight

12,628 lb

Bucket Capacities

0.75-1.55 m³ (1.0-2.0 yd³)

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SPECIFICATIONS

Cat® wheel loaders set the standard for productivity, fuel efficiency and operator comfort. The Cat 906 Compact Wheel Loader has a high torque C2.8 engine that works in conjunction with an intelligent hystat power train to deliver exceptional fuel efficiency. “Shift on the go” locking differentials and hydrostatic transmission provide smooth and powerful operation while increasing the efficiency of machine cycles.

FULL SPECIFICATIONS

Axles

Front

Fixed (standard) Locking Differential (optional)

Rear

Fixed (standard) Locking Differential (optional)

Note

Oscillation of ±11 degrees via hitch between front and rear frames.

Buckets

Bucket Capacities

0.75-1.55 m³ (1.0-2.0 yd³)

Bucket Capacities - General Purpose

0.80-1.35 m³ (1.0-1.7 yd³)

Bucket Capacities - Light Material

1.25-1.55 m³ (1.6-2.0 yd³)

Multi-Purpose

0.75-1.1 m³ (1.0-1.4 yd³)

Note

Bucket selection must be made with an understanding of the material density and application to ensure machine stability is maintained within the tipping loads stated per model and configuration.

Note (1)

Bucket capacities stated include BOCE, in line with ISO 7546.

Cab

ROPS

ISO 3471:2008

FOPS

ISO 3449:2005 Level II

Note (1)

Canopy and cab, Rollover Protective Structures (ROPS) are available worldwide. Canopy not available in EU.

Note (2)

The declared dynamic operator sound pressure levels per ISO 6396:2008*, when properly installed and maintained, is 71 dB(A).

Note (3)

*Measurements were conducted with the cab doors and windows closed.

Note (4)

The labelled sound power level for the CE marked configurations when measured according to the test procedure and conditions specified in 2000/14/EC is 101 dB(A). 99 dB(A) Low Sound – Option available.

Dimensions - With HPL-V Coupler - Approximate#

Height: Ground to Cab**

8.08 ft

Height: Ground to Beacon**

8.67 ft

Height: Ground Axle Center**

1.58 ft

Height: Ground Clearance**

1 ft

Length: Overall*

17.58 ft

Length: Rear Axle to Bumper

4.58 ft

Length: Hitch to Front Axle

3.58 ft

Length: Wheel Base

7.08 ft

Clearance: Bucket at 45° *

8.25 ft

Clearance: Load over Height**

9.5 ft

Clearance: Level Bucket**

9.92 ft

Height: Bucket Pin**

10.67 ft

Height: Overall**

13.5 ft

Reach: Bucket at 45° *

2.42 ft

Carry Height: Bucket Pin

1.08 ft

Dig Depth**

0.33 ft

Width: Bucket

6.17 ft

Width: Tread Center

4.67 ft

Turning Radius: Over Bucket

14.17 ft

Width: Over Tires

6.08 ft

Turning Radius: Outside of Tires

12.92 ft

Turning Radius: Inside of Tires

6.75 ft

Rack Angle at Full Lift

56°

Dump Angle at Full Lift

45°

Rack Angle at Carry

51°

Departure Angle - Degrees

30°

Articulation Angle - Degrees

39°

Operating Weight: Bucket ^

12,632 lb

Tipping Load - Straight - ISO 14397-1 †

9,760 lb

Tipping Load - Full Turn - ISO 14397-1 †

8,225 lb

Operating Weight: Carriage and Tines ^^

12,240 lb

Tipping Load - Straight †

7,748 lb

80% of Tip: Firm and Level EN474-3 ††

5,211 lb

Note (1)

*Vary with bucket

Note (2)

**Vary with tire

Note (3)

^Horizontal Pin Lock Coupler (HPL-V) or Vertical Pin Coupler (SSL), 0.95 m3 (1.2 yd3) general purpose bucket.

Note (4)

^^Horizontal Pin Lock Coupler (HPL-V) or Vertical Pin Coupler (SSL), class II carriage, 1220 mm (4 ft) tines (500 mm [20 in] load center).

Note (5)

†Full compliance to ISO 14397-1 (2007) Sections 1 thru 6 (fork 500 mm [20 in] load center), which requires 2% verification between calculation and testing.

Note (6)

††Full compliance to EN474-3 and SAE J1197.

Note (7)

#HPL-A weight, tipping and rated loads are within 1% of the HPL-V.

Note (8)

Dimensions listed are for a machine configured with standard cab, heater, 20 km/h (12 mph), standard guarding, 80 kg (176 lb) operator, full fluids, SPT9EM 405/70 R18 tires and 0.95 m3 (1.2 yd3) general purpose bucket with bolt-on cutting edge or a class II fork carriage and tines (tire supplier variability can impact dimensions by 2%).

Note (9)

Note: Goodyear POWERLOAD® tires can add up to approximately 140 kg (305 lb) to the full turn tip load and reduce vertical height by approximately 25 mm (1 in) compared to SPT9.

Length: Front Axle to Front of Coupler

3.5 ft

Tipping Load - Full Turn †

6,514 lb

Dimensions - With SSL Coupler - Approximate

Height - Ground to Cab

8.08 ft

Height: Ground to Beacon**

8.67 ft

Height: Ground Axle Center**

1.58 ft

Height - Ground Clearance

1 ft

Length - Overall with Bucket

18.17 ft

Length: Rear Axle to Bumper

4.58 ft

Length: Hitch to Front Axle

3.58 ft

Length - Wheel Base

7.08 ft

Clearance - Bucket at 45°

7.83 ft

Clearance: Load over Height**

9.5 ft

Clearance - Level Bucket

9.92 ft

Height - Bucket Pin

10.67 ft

Height: Overall**

13.83 ft

Reach - Bucket at 45°

2.67 ft

Carry Height: Bucket Pin

1.17 ft

Dig Depth

0.25 ft

Width - Bucket

6.17 ft

Width - Tread Center

4.67 ft

Turning Radius - Over Bucket

14.67 ft

Width - Over Tires

6.07 ft

Turning Radius: Outside of Tires

12.92 ft

Turning Radius - Inside Tire

6.75 ft

Rack Angle at Full Lift

51°

Dump Angle at Full Lift

50°

Rack Angle at Carry

46°

Departure Angle - Degrees

30°

Articulation Angle - Degrees

39°

Operating Weight: Bucket ^

12,863 lb

Tipping Load – Straight – ISO 14397-1 †

8,613 lb

Tipping Load – Full Turn – ISO 14397-1 †

7,220 lb

Operating Weight: Carriage and Tines ^^

12,434 lb

Tipping Load - Straight †

7,359 lb

80% of Tip: Firm and Level EN474-3 ††

4,970 lb

Note (1)

*Vary with bucket

Note (2)

**Vary with tire

Note (3)

^Horizontal Pin Lock Coupler (HPL-V) or Vertical Pin Coupler (SSL), 0.95 m3 (1.2 yd3) general purpose bucket.

Note (4)

^^Horizontal Pin Lock Coupler (HPL-V) or Vertical Pin Coupler (SSL), class II carriage, 1220 mm (4 ft) tines (500 mm [20 in] load center).

Note (5)

†Full compliance to ISO 14397-1 (2007) Sections 1 thru 6 (fork 500 mm [20 in] load center), which requires 2% verification between calculation and testing.

Note (6)

††Full compliance to EN474-3 and SAE J1197.

Note (7)

#HPL-A weight, tipping and rated loads are within 1% of the HPL-V.

Note (8)

Note (9)

Note: Goodyear POWERLOAD® tires can add up to approximately 140 kg (305 lb) to the full turn tip load and reduce vertical height by approximately 25 mm (1 in) compared to SPT9.

Length: Front Axle to Front of Coupler

4.33 ft

Tipping Load - Full Turn †

2,818 kg

Engine

Maximum Gross Power

74.7 hp

Engine Model

Cat C2.8*

Maximum Engine Speed

2550 rpm

Maximum Gross Power - Rated Engine Speed

2,400 r/min

Maximum Gross Power - SAE J1995

74.7 hp

Maximum Gross Power - ISO 14396

74.3 hp

Maximum Gross Power - ISO 14396 (metric)

75.3 mhp

Rated Net Power - Rated Engine Speed

2,400 r/min

Rated Net Power - SAE J1349

72.7 hp

Rated Net Power - ISO 9249

72.1 hp

Rated Net Power - 2,400 rpm - ISO 9249 (metric)

73.1 mhp

Maximum Gross Torque - SAE J1995

222 lb/ft

Maximum Gross Torque - ISO 14396

221 lb/ft

Maximum Net Torque - SAE J1349

218 lb/ft

Maximum Net Torque - ISO 9249

217 lb/ft

Displacement

171 in³

Bore

3.54 in

Stroke

4.33 in

Note

Advertised power is tested per the specified standard in effect at the time of manufacture.

Note (1)

Net power advertised is the power available at the flywheel.

Note (2)

*Two Cat C2.8 engine emission options are available: 1) Meets U.S. EPA Tier 4 Final, EU Stage V. 2) U.S. EPA Tier 3 and EU Stage IIIA equivalent. Tier 3 engine specs are 0.3 kW/0.4 hp more gross power (SAE J1995), 0.2 kW/0.3 hp on net power (SAE J1349) and 1 N·m/0.7 lb-ft higher on gross torque (SAE J1995).

Note (3)

#Maximum gross and net torque measured at 1,600 rpm.

Loader Hydraulic System

Main Relief - 1st Auxiliary (3rd slice)

3,408 psi

Main Relief - 1st Auxiliary (3rd slice) - Standard Flow*

21 gpm

Main Relief - 1st Auxiliary (3rd slice) - High Flow*

32 gpm

Main Relief - 2nd Auxiliary (4th slice)

3,408 psi

Main Relief - 2nd Auxiliary (4th slice) - Flow

12 gpm

Hydraulic Cycle Time - Rackback

2.2 s

Hydraulic Cycle Time - Lift

5 s

Hydraulic Cycle Time - Dump

1.6 s

Hydraulic Cycle Time - Float Down

2.8 s

Note

* Maximum flow stated, actual flow delta could be 6% from data shown. Also adjustable from 20% to 100% of maximum flow through display.

Service Refill Capacities

Fuel Tank

18.5 Gal

Cooling System

3.2 Gal

Engine Crankcase

2.3 Gal

Axles - Front Center Differential

2.3 Gal

Axles - Rear Center Differential

2.3 Gal

Hydraulic System - Including Tank

17.8 Gal

Hydraulic Tank

11.8 Gal

Transmission

0.6 Gal

Note

No Diesel Exhaust Fluid (DEF) fluid needed on this size engine.

Steering

Steering Articulation Angle - Each Direction

39 °

Maximum Flow - Steering Pump

12.3 gpm

Maximum Working Pressure - Steering Pump

3,336 psi

Steering Cycle Times – (full left to full right) – at High Idle

2.8 s

Number of Steering Wheel Turns - Full Left to Full Right or Full Right to Full Left

3.25 turns or 4.00 turns

Sustainability

Recyclability

93%

Tires

Tire Size - Standard

*405/70 R18 SPT9

Tire Size - Optional

405/70 R18 Powerloads

Tire Size - Optional (1)

340/80 R18 XMCL/Bibload

Tire Size - Optional (2)

340/80 R18 TRI 2

Tire Size - Optional (3)

40X14-20 TL, SM/TR

Tire Size - Optional 4

340/80 R18 Duraforce

Note

*This tire has been used for all dimension, stability and performance data.

Note (1)

Other tire choices are available. Contact your Cat dealer for details.

Note (2)

In certain applications, the loader’s productive capabilities may exceed the tire’s tonnes-km/h (ton-mph) capabilities.

Note (3)

Caterpillar recommends that you consult a tire supplier to evaluate all conditions before selecting a tire model.

Transmission

Forward and Reverse - Speed Range Creep#

6 mile/h

Forward and Reverse - Speed Range 1*

6 mile/h

Forward and Reverse - Speed Range 2** - High Speed

10.5 mile/h

Forward and Reverse - Speed Range 2** - Standard

12 mile/h

Forward and Reverse - Speed Range 3***

25 mile/h

Note

#Factory default shown, can be adjusted to any speed up to 19 km/h (12 mph).

Note (1)

*Creep function not available in this gear or above.

Note (2)

**Max speed dependent on model and configuration (standard vs. high speed transmission).

Note (3)

***Reverse is 30 km/h (19 mph).

Weights

Operating Weight

12,628 lb

STANDARD EQUIPMENT

ELECTRICAL
- Product Link™
- Service (Electronic Technician™)
- Lights, roading, front halogen
- Lights, rear stop and turn, LED
- Cab mounted fuse panel
- Battery disconnect switch
- Battery, heavy duty, 12V, 90Ah and 1,000 CCA
- Alternator, 100 amp sealed
HYDRAULICS
- Motor, single drive with dedicated implement and steering pumps
- Multi-function lift and tilt with loader arm float
- Joystick, single lever, single auxiliary roller
- Implement valve, pressure compensated
- Hystat displacement pump, infinitely variable
- Caterpillar HYDO™ Advanced 10 hydraulic oil
- Coupler/pin on attachment ready
- Demand cooling fan, hydraulically driven
- Dead engine lower, lift valve, manual
- Electro-hydraulic, fully proportional controls
- Hydraulic pilot shut off switch, in cab
OPERATOR ENVIRONMENT
- Cab
  – Doors (2), fixed glass
  – Wipers, front and rear, full front coverage
  – Windshield, front single piece
  – Window, rear heated
  – Radio ready, speakers and wiring
  – Air vents, (4) screen, (7) directional
  – Heating, mechanical control unit
  – Sun visor, solid, front full width
  – Interior light (incandescent)
- Seat, manual height adjustment, (cab) fabric with adjustable left arm rest, (canopy) vinyl
- Joystick, seat mounted, standard multifunction
  – FNR, auxiliary roller, speed range select, continuous flow, differential lock, horn
  – Arm rest, padded right, multiple position vertical height
- Display, analog and digital
  – Gauges (2), hydraulic oil, engine coolant
  – Digital with soft touch buttons – fuel level, speed range, speedometer, service hour meter, service/maintenance information, hydraulic and power train performance and aggressiveness settings, security passcode (multiple languages)
- ROPS/FOPS certified canopy/cab
  – 12V power outlets, interior/exterior
  – Pedals, raised, foot, brake/inching, accelerator
  – Lever, parking brake
  – Cup holders (2)
  – CB radio clip, phone holder
  – Door release, internal (left and right)
  – Hook, large, coat and hard hat
  – Floormat, heavy duty, easy clean
  – Mirrors, (2) external breakaway, (1) internal
  – Operator station on isolation mounts
  – Steering wheel, spinner knob, horn in center
  – Seat belt, orange, retractable, 51 mm (2 in)
  – Storage, personal (trays [3], seat pocket)
  – Steering column, tilt adjusted
  – Column mounted multi function control: lights, roading, wipers, self cancelling turn signals
  – Quick coupler switch, in cab
OTHER
- Scheduled Oil Sampling (S·O·S℠) ports, engine oil and hydraulic oil
- Recovery hitch with pin
- Paint, Electro-Coat primer, gloss topcoat
- Machine lifting/tie down points
- Lockable, fuel cap, HVAC filters, nose cone
- Lockable main and side engine enclosures
- Loader arm safety brace
- Ground level easy access daily service points
- Fenders, front and rear
POWER TRAIN
- Fuel pump, priming (manual)/water separator/drain
- Engine oil, ECO drain tap and hose
- Engine, auto idle shutdown, hibernation mode
- Drive shaft, sealed for life, universal joints
- Coolant, extended life, –36° C (–33° F)
- Closed circuit breather
- Axles, heavy duty, frame mounted with outboard planetary reduction
- Air cleaner, two stage filter, with in cab audio/visual indicator on display
- Cat C2.8 engine
  – Diesel particulate filter (Fit for Life) or muffler (Dependent on regional regulations.)
  – Fuel, diesel, ultra low or low Sulphur (Dependent on regional regulations.)
  – Hydrostatic transmission, two speed, with inching function, “shift on the go”
  – Power train mode, hystat
- Emissions compliant, two options (Dependent on regional regulations.)
  – U.S. EPA Tier 4 Final and EU Stage V
  – U.S. EPA Tier 3 and EU Stage IIIA equivalent

OPTIONAL EQUIPMENT

ELECTRICAL
- Work tool wiring harness, (3) in cab switches
- Push to start
- Lighting packages, multiple; front, rear, engine bay (LED or HAL)
HYDRAULICS
- Quick disconnect auxiliary hydraulics
- Reversing fan
- Ride Control or load check valves (Dependent on regional regulations.)
- Connect under pressure and case drain
- Caterpillar Bio HYDO Advanced hydraulic oil
- Auxiliary flow, single standard (3) valve, single high flow (3) valve, dual high flow (4) valve
OPERATOR STATION
- USB ports (2), interior
- Sun visor, rear perforated
- Storage, lockable box or lockable cooled box
- Soft touch keypad options, 8 or 16 button
- Secondary display, front or rear view camera
- Seat packages; deluxe or premium
- Seat belt options, multiple
- Radio, FM or digital audio broadcast
- Phone holder, spring loaded
- Mirrors (2) electronically adjustable, heated external, plus lower parabolic mirror
- Joystick, seat mounted, multifunction
- Interior light, door activated
- FNR, twin auxiliary roller, continuous flow, differential lock, horn
- Doors, sliding windows (left and right)
- Air Conditioning, automatic temperature control (ATC)
OTHER
- Rotary sensors (snubbing, kickouts, parallel)
- Couplers, vertical (SSL), horizontal (HPL-V, HPL-A)
POWER TRAIN
- Power train mode, utility (includes keypad)
- Hydrostatic transmission, 3-speed, “shift on the go”, secondary steering and boosted brakes
- Fuel pump, priming (Higher regulated countries), electric (Dependent on regional regulations.)
- Creep and throttle lock function
- Cold start – jacket water heater, bypass valve
- Antifreeze, extended life coolant, –50° C (–58° F)