The Caterpillar 906M is a compact wheel loader designed for material handling, site preparation, landscaping, agriculture, and municipal work. It is part of Caterpillar's M Series compact wheel loader line and is built for maneuverability, visibility, and efficient operation in confined spaces. The 906M typically features a hydrostatic transmission, articulated steering, and a quick coupler system for use with buckets, forks, and other attachments. Its compact size supports transportability and operation in tight jobsite conditions. The model is commonly used for loading, stockpiling, snow removal, and general-purpose material handling across construction and utility applications.
General Specifications
Caterpillar 906M Wheel Loader General Specifications specifications
SAE J/ISO 3449 APR98, Level II, ISO 3449 1992 Level II.
Note (1)
Cat cab and Rollover Protective Structures (ROPS) are standard in North America and Europe.
Note (2)
When properly installed and maintained, the cab offered by Caterpillar, when tested with doors, and windows closed as per work cycle procedures specified in ISO 6395 2008, results in operator sound exposure Leq (Equivalent sound pressure level) of 66 dB(A) typical.
Rops
SAE J1040 MAY94, ISO 3471-1994.
Cab Features - Canopy
Caterpillar 906M Wheel Loader Cab Features - Canopy specifications
Adjustable Internal Mirror
Standard
Coat Hook
Standard
Cup Holder
Standard
External Knock Back Mirrors
Standard
Fixed Steering Column
Standard
Lockable Storage Box
Standard
Sun Visor
Standard
Vinyl Suspension Seat
Standard
Cab Features - Comfort Cab
Caterpillar 906M Wheel Loader Cab Features - Comfort Cab specifications
Adjustable Internal Mirror
Standard
Adjustable Steering Column
Standard
Air Conditioner
Optional
Cabin Light
Standard
Cat Radio/Cd/Mp3/Wma/Aux
Optional
Cloth Suspension Seat, Arm Rest
Standard
Coat Hook
Standard
Cup Holder
Standard
External Knock Back Mirrors
Standard
Heated Rear Window
Standard
Heater
Standard
Left Window - Sliding
Standard
Lockable Storage Box
Standard
Machine Security System
Optional
Radio-Ready Kit (Wiring, Speaker, Aerial And Grilles)
Optional
Rear Blind
Optional
Sun Visor
Standard
Two Access Doors
Standard
Cab Features - Deluxe Cab
Caterpillar 906M Wheel Loader Cab Features - Deluxe Cab specifications
Adjustable Internal Mirror
Standard
Adjustable Steering Column
Standard
Air Conditioner
Optional
Cabin Light
Standard
Cat Radio/Cd/Mp3/Wma/Aux
Optional
Cloth, Electric Air Suspension, Arm/Head Rest, Lumbar Support And Heated Back Seat
Standard
Coat Hook
Standard
Cup Holder
Standard
External Knock Back Mirrors
Standard
Heated Rear Window
Standard
Heater
Standard
Left Window - Sliding
Standard
Lockable Storage Box
Standard
Machine Security System
Optional
Radio-Ready Kit (Wiring, Speaker, Aerial And Grilles)
Dimensions With Bucket (Approximate) - Standard Lift - With Iso Coupler
Caterpillar 906M Wheel Loader Dimensions With Bucket (Approximate) - Standard Lift - With Iso Coupler specifications
Articulation Angle
39 degrees
Clearance - Bucket At 45 Degrees *
8.10 ft (2.47 m)
Clearance - Level Bucket**
10.00 ft (3.05 m)
Departure Angle
33 degrees
Dig Depth**
3.70 in (9.40 cm)
Dump Angle At Full Lift
45 degrees
Height - Bucket Pin**
10.60 ft (3.23 m)
Height - Ground Clearance**
1.00 ft (0.30 m)
Height - Ground To Cab**
8.10 ft (2.47 m)
Length - Overall*
18.00 ft (5.49 m)
Length - Wheel Base
7.10 ft (2.16 m)
Machine Width
6.00 ft (1.83 m)
Note (1)
*Vary with bucket.
Note (2)
**Vary with tire.
Note (3)
Dimensions listed are for a machine configured with general purpose buckets, bolt-on cutting edges, 75 kg (165 lb) operator, no air conditioner and Dunlop 405/70 SPT9 tires.
Reach - Bucket At 45 Degrees*
2.40 ft (0.73 m)
Turning Radius - Inside Of Tires
7.40 ft (2.26 m)
Turning Radius - Over Bucket
14.50 ft (4.42 m)
Width - Bucket
6.20 ft (1.89 m)
Width - Tread Center
4.60 ft (1.40 m)
Dimensions With Bucket (Approximate) - Standard Lift - With Ssl Coupler
Caterpillar 906M Wheel Loader Dimensions With Bucket (Approximate) - Standard Lift - With Ssl Coupler specifications
Articulation Angle
39 degrees
Clearance - Bucket At 45 Degrees *
7.70 ft (2.35 m)
Clearance - Level Bucket**
10.00 ft (3.05 m)
Departure Angle
33 degrees
Dig Depth**
4.20 in (10.67 cm)
Dump Angle At Full Lift
45 degrees
Height - Bucket Pin**
10.60 ft (3.23 m)
Height - Ground Clearance**
1.00 ft (0.30 m)
Height - Ground To Cab**
8.10 ft (2.47 m)
Length - Overall*
18.50 ft (5.64 m)
Length - Wheel Base
7.10 ft (2.16 m)
Machine Width
6.00 ft (1.83 m)
Note (1)
*Vary with bucket.
Note (2)
**Vary with tire.
Note (3)
Dimensions listed are for a machine configured with general purpose buckets, bolt-on cutting edges, 75 kg (165 lb) operator, no air conditioner and Dunlop 405/70 SPT9 tires.
*The Cat C3.3B DIT engine meets U.S. EPA Tier 4 Final/EU Stage IIIB emission standards or Tier 4 Interim/Stage IIIA equivalent emission standards.
Engine Model
Cat C3.3B DIT*
Maximum Gross Power
73.00 hp (54.44 kw)
Maximum Gross Power - Iso 14396
73.00 hp (54.44 kw)
Maximum Gross Power - Iso 14396 (Din)
74.00 hp (55.18 kw)
Maximum Gross Power - Sae J1995
74.00 hp (55.18 kw)
Maximum Gross Torque - Iso 14396
192.00 lbs ft (260.31 nm)
Maximum Net Power - Iso 9249
69.00 hp (51.45 kw)
Maximum Net Power - Sae J1349
68.00 hp (50.71 kw)
Maximum Net Torque - Iso 9249 (1977)/Eec 80/1269
191.00 lbs ft (258.96 nm)
Maximum Net Torque - Sae J1349
189.00 lbs ft (256.25 nm)
Net Power
74.00 hp (55.18 kw)
Note
*Meets U.S. EPA Tier 4 Final/EU Stage IIIB (M Series) or Tier 4 Interim/Stage IIIA (M Series [EUSO]) emission standards.
Note (1)
Net power ratings are tested at the reference conditions for the specified standard.
Note (2)
Net power shown is the power available at the flywheel when the engine is equipped with alternator, air cleaner, diesel exhaust filter, and fan at minimum speed.
Note (3)
No derating required up to 3000 m (10,000 ft) altitude. Auto derate protects hydraulic and transmission systems.
Note (4)
Flywheel per the SAE reference conditions with the fan at maximum speed.
Note (5)
The Cat C3.3B Tier 4 Final/Stage IIIB uses an active regeneration system which requires no operator interaction under normal conditions.
Rated Net Power - 2,400 Rpm - Iso 9249 (1977)/Eec 80/1269
74.00 hp (55.18 kw)
Rated Net Power - 2,400 Rpm - Sae J1349
73.00 hp (54.44 kw)
Rated Net Power - 2,500 Rpm - Sae J1349
68.00 hp (50.71 kw)
Stroke
4.70 in (11.94 cm)
Hydraulic System
Caterpillar 906M Wheel Loader Hydraulic System specifications
Hydraulic Cycle Time - Dump
1.3 s
Hydraulic Cycle Time - Lift
5.2 s
Hydraulic Cycle Time - Lower
3.2 s
Hydraulic Cycle Time - Rackback
2.1 s
Main Relief - 3rd Aux Flow
3400 psi
Main Relief - 3rd Aux Flow: High Flow
31.00 gpm (117.34 lpm)
Main Relief - 3rd Aux Flow: Standard
20.00 gpm (75.70 lpm)
Loader Hydraulic System
Caterpillar 906M Wheel Loader Loader Hydraulic System specifications
3rd Function Maximum Working Pressure
3408 psi
Boost Flow Maximum Pressure
3191 psi
Hydraulic Cycle Time - 1,000 Rpm - Dump, At Maximum Lift Height
3 s
Hydraulic Cycle Time - 1,000 Rpm - Float Down, Maximum Lift To Ground Level
2.6 s
Hydraulic Cycle Time - 1,000 Rpm - Raise, Ground Level To Maximum Lift
9.6 s
Hydraulic Cycle Time - 1,800 Rpm - Dump, At Maximum Lift Height
1.5 s
Hydraulic Cycle Time - 1,800 Rpm - Float Down, Maximum Lift To Ground Level
2.6 s
Hydraulic Cycle Time - 1,800 Rpm - Raise, Ground Level To Maximum Lift
5.5 s
Hydraulic Cycle Time - 1,800 Rpm - Total Cycle Time
9.6 s
Lift Cylinder, Double Acting - Bore Diameter
3.00 in (7.62 cm)
Lift Cylinder, Double Acting - Rod Diameter
2.00 in (5.08 cm)
Lift Cylinder, Double Acting - Stroke
27.40 in (69.60 cm)
Maximum Flow - Implement Pump
19.00 gpm (71.92 lpm)
Maximum Flow - Implement Pump - Auxiliary Function High Flow
31.00 gpm (117.34 lpm)
Maximum Flow - Implement Pump - Auxiliary Function Standard Flow
19.00 gpm (71.92 lpm)
Maximum Working Pressure - Implement Pump
3408 psi
Relief Pressure - Tilt Cylinder Head
4496 psi
Relief Pressure - Tilt Cylinder Rod
2756 psi
Tilt Cylinder, Double Acting - Bore Diameter
3.50 in (8.89 cm)
Tilt Cylinder, Double Acting - Rod Diameter
2.20 in (5.59 cm)
Tilt Cylinder, Double Acting - Stroke
16.40 in (41.66 cm)
Maximum Material Densities - General Purpose Bucket
Caterpillar 906M Wheel Loader Maximum Material Densities - General Purpose Bucket specifications
Bucket Width
74.00 in (187.96 cm)
Dump Height
94.00 in (238.76 cm)
Maximum Material Density
2958 lb/yd
Rated Capacity
1.2 cu yd
Maximum Material Densities - Light Material Bucket
Caterpillar 906M Wheel Loader Maximum Material Densities - Light Material Bucket specifications
Bucket Width
82.00 in (208.28 cm)
Dump Height
90.00 in (228.60 cm)
Maximum Material Density
2036 lb/yd
Rated Capacity
1.6 cu yd
Maximum Material Densities - Multi Purpose Bucket
Caterpillar 906M Wheel Loader Maximum Material Densities - Multi Purpose Bucket specifications
Specifications shown are for a machine configured with general purpose buckets, bolt-on cutting edges, 75 kg (165 lb) operator, Dunlop 405/70 SPT9 tires, full fuel, comfort EROPS cab, standard flow hydraulics and skid-steer coupler. - 906M is configured with a 0.9 m3 (1.2 yd3) bucket with bolt-on cutting edge.
Operating Weight
12,346.00 lbs (5,600.06 kg)
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