Caterpillar 257B Series 3 Multi Terrain Loader
Units
Dimensions
Dimensions
B
Width Over Tracks
5.5ft in
C
Height To Top Of Cab
6.68ft in
E
Ground Clearance
10in
G
Clearance At Max Lift And Dump
7.58ft in
H
Reach At Max Lift And Dump
2.49ft in
Length - Track On Ground
59in
Length - With Bucket On Ground
135in
Length - Without Bucket
107in
Length With Out Bucket
8.92ft in
Bucket Pin Height - Maximum Lift
10.09ft in
Clearance At Maximum Lift And Dump
91in
Departure Angle
37 degrees
Height - Top Of Cab
6.67ft in
Turning Radius From Center - Inc Bucket
86.3in
Turning Radius From Center - Machine Rear
57.13in
Vehicle Width
66in
Length With Bucket
11.29ft in
Bucket Pin Height - Carry Position
8in
Maximum Dump Angle
50 degrees
Maximum Overall Height
153in
Maximum Reach - With Arms Parallel
53in
Overall Length - Track
75in
Rack Back Angle - Maximum Height
87 degrees
Reach At Maximum Lift/Dump
30in
Turn Radius From Center - Bucket
86in
Turn Radius From Center - Coupler
56in
Turn Radius From Center - Rear
57in
Undercarriage
D
Length Of Track On Ground
4.92ft in
Ground Contact Area
1770in2
Ground Pressure
4.5psi
Specifications
Engine
Engine Make
2236
Engine Model
C3.4 DIT
Gross Power
74hp
Net Power
71hp
Displacement
201cu in
Bore
3.7in
Stroke
4.7in
Gross Power - Sae J1995
74hp
Engine Model
Cat C3.4 DIT
Net Power - Iso 9249 Eec
71hp
Net Power - Sae 1349
71hp
Operational
Operating Weight
8060.1lb
Cooling System Fluid Capacity
2.7gal
Engine Oil Capacity
2.4gal
Fuel Capacity
22.2gal
Hydraulic System Fluid Capacity
14.6gal
Operating Voltage
12V
Alternator Supplied Amperage
90amps
Max Speed - Low Range
6.9mph
Max Speed - High Range
10mph
Power Train
Travel Speed Forward
6.9mph
Travel Speed Reverse
6.9mph
Travel Speed Reverse - 2-Speed Option
10mph
Travel Speed Forward - 2-Speed Option
10mph
Loader
Breakout Force
4508.5lb
Operating Load
2674.3lb
Tipping Angle
5350.7degrees
Weights
Operating Weight
8060lb
Hydraulic
Pump Flow
22gal/min
Relief Valve Pressure
3335psi
Hydraulic System
Hydraulic Flow (1)
Standard
Hydraulic Power
42.8hp
Loader Hydraulic Pressure
3335 psi
Hydraulic Flow (2)
High Flow
Hydraulic Power - Calculated
60.3hp
Loader Hydraulic Flow (1)
22 gal/min
Loader Hydraulic Flow (2)
31 gal/min
Operating Specifications
Rated Operating Capacities - 50% Tipping Load
2675lb
Rated Operating Capacities - 35% Tipping Load
1870lb
Ground Contact Area
1770in2
Ground Pressure
4.5 psi
Tipping Load
5350lb
Breakout Force - Tilt Cylinder
4508lb
Service Refill Capacities
Cooling System
2.6gal
Fuel Tank
22.2gal
Hydraulic Tank
9.2gal
Engine Crankcase
2.4gal
Hydraulic System
14.5gal
Cab
Rops
SAE J1040 MAY94, ISO 3471:1994
Fops
SAE J1043 SEPT87, ISO 3449:1992 Level I
Fops Level Ii
SAE J231 JAN81, ISO 3449:1992 Level II
