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257B Series 2 Multi Terrain Loaders

December 12th, 2007

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Company: Caterpillar Inc

The Caterpillar Multi Terrain Loader, with its many work tool options, is a highly versatile, compact construction machine. It is designed to deliver traditional Cat reliability and productivity in the toughest working conditions.

Engine	Units: US

Engine Model	Cat 3024C T	Cat 3024C T

Net Power	57 hp	42 kW

Gross Power	62 hp	46 kW

Gross Power SAE J1995	62 hp	46 kW

Engine Power ISO 14396	57 hp	42 kW

Net Power EEC 80/1269	57 hp	42 kW

Net Power EEC ISO 9249	57 hp	42 kW

Net Power SAE 1349	57 hp	42 kW

Displacement	134 in3	2.2 L

Bore	3.3 in	84 mm

Stroke	3.9 in	100 mm


Operating Specifications

Rated Operating Capacities: 50% Tipping Load	2500 lb	1134 kg

Rated Operating Capacities: 35% Tipping Load	1870 lb	848 kg

Ground Contact Area	1770 in2	1.14 m2

Ground Pressure	4.5 psi	31 kPa

Tipping Load	5344 lb	2424 kg

Breakout Force, Tilt Cylinder	3954 lb	1793 kg


Power Train

Travel Speed Forward	6.9 mph	11.2 km/h

Travel Speed Reverse	6.9 mph	11.2 km/h


Weights

Operating Weight	7952 lb	3607 kg


Service Refill Capacities

Cooling System	2.6 gal	10 L

Engine Crankcase	2.6 gal	10 L

Fuel Tank	22.2 gal	84 L

Hydraulic System	14.5 gal	55 L

Hydraulic Tank	9.2 gal	35 L


Dimensions

Length of Track on Ground	59 in	1499 mm

Overall Length of Track	75 in.	2899 mm

Length w/Bucket on Ground	137 in	3490 mm

Length w/o Bucket	106 in	2701 mm

Height to Top of Cab	80 in	2022 mm

Vehicle Width	66 in	1676 mm

Max. Overall Height	156 in	3963 mm

Bucket Pin Height at Max. Lift	119 in	3018 mm

Bucket Pin Height at Carry Pos.	9.3 in	234 mm

Reach at Max. Lift/Dump	31 in	790 mm

Clearance at Max. Lift/Dump	90 in	2278 mm

Ground Clearance	10 in	257 mm

Departure Angle	37°	37°

Maximum Dump Angle	50°	50°

Turn Radius from Ctr – Rear	58.2 in	1479 mm

Turn Radius from Ctr – Coupler	66.8 in	1696 mm

Turn Radius from Ctr – Bucket	86.5 in	2197 mm

Max. Reach w/Arms Parallel	54.6 in	1388 mm

Rack Back Angle at Max Height	86.9°	86.9°


Hydraulic System

Hydraulic Flow	Standard	Standard

Hydraulic Flow	High Flow	High Flow

Loader Hydraulic Pressure	3335 psi	23000 kPa

Loader Hydraulic Flow	15.6 gal/min	60 L/min

Max. Loader Hydraulic Flow	26 gal/min	100 L/min

Hydraulic Power	30.4 hp	22.7 kW

Max. Loader Hydraulic Pressure	3335 psi	23000 kPa


Cab

ROPS	SAE J1040 MAY94, ISO 3471:1994	SAE J1040 MAY94, ISO 3471:1994

FOPS	SAE J1043 SEPT87, ISO 3449:1992 Level I	SAE J1043 SEPT87, ISO 3449:1992 Level I

FOPS Level II	SAE J231 JAN81, ISO 3449:1992 Level II