Bobcat 743B Skid Steer Loader

Loader Performance

Tipping Load 2600 lb (1180 kg)
Rated Operating Capacity (ROC) 1300 lb (590 kg)
Bucket Width 55.1 in (1400 mm)
Bucket Capacity 9.5 ft3 (0.27 m3)

Bobcat 743B Skid Steer Loader Dimensions

Dimensions

Length w/o Attachment 95.4 in (2422 mm)
Length w/ Bucket 120.4 in (3058 mm)
Wheelbase 35.4 in (899 mm)
Width Over Tires 54 in (1372 mm)
Wheel Tread 47 in (1194 mm)
Width Over Bucket 55.1 in (1400 mm)
Operating Height 139.6 in (3545 mm)
Height to Top of Cab 75.8 in (1925 mm)
Ground Clearance 7.5 in (189 mm)
Angle of Departure 28°
Turning Radius Over Bucket 69.7 in (1770 mm)
Turning Radius Over Rear Tires 58.5 in (1486 mm)
Turning Radius Over Center 44.2 in (1123 mm)
Dump Height with Bucket 86.3 in (2192 mm)
Height to Bucket Hinge Pin 109 in (2769 mm)
Height to Bucket Hinge Pin @ Ground 8 in (203 mm)
Dump Reach @ Maximum Height 21.8 in (554 mm)
Dump Angle @ Maximum Height 37°
Rollback Fully Raised @ Maximum Height 100°
Rollback @ Ground 26°

Bobcat 743B Skid Steer Loader Tire Sizes

Tires

Type Tire Size Tire Presssure
Standard 7.00 x 15, 6 ply rating 55 psi (379 kPa)
Flotation 10 x 16.5, 4 ply rating 35 psi (240 kPa)

Engine Details

Number of Cylinders 4
Engine Make Kubota
Engine Model Kubota V1702 BA
Displacement 105.7 cu in (1.732 L)
Bore 3.23 in (82 mm)
Stroke 3.23 in (82 mm)
Gross Horsepower 36 hp (26.8 kw)
Power Measured @ 2800 rpm
Peak Torque 80 lb ft (108 Nm)
Torque Measured @ 1600 rpm
Lubrication System Gear pump pressure
Air Cleaner Replaceable dry cartridge with safety element
Crankcase Ventilation Open breathing
Governor Centrifugal ball mechanical governor
Fuel System Direct Bosch K-type mini fuel injection pump
Aspiration Naturally aspirated

Bobcat 743B Skid Steer Loader Specs

Operational Specs

Operating Weight 4720 lb (2143 kg)
Shipping Weight 4330 Ib (1964 kg)
Load Capacity 1300 lb (590 kg)
Operating Voltage 12 V
Alternator 55 amps
Battery 12 V, CCA 625, RC: 170 min
Starter 12 V, gear drive 4.15 hp (3.1 kw)

Bobcat 743B Skid Steer Loader Weight

Transmissiom

Type Hydrostatic transmission with tandem pumps driving 2 fully reversing hydrostatic motors
Hydrostatic Pump Type Inline, axial piston pump
Hydrostatic Motor Type Geroler
Final Drive Gear reduction & #80 HS roller chain & sprockets in sealed chaincase with oil lubrication
Total Engine to Wheel Reduction 40:1
Max Travel Speed 6 mph (9.7 km/h)

Hydraulic System

Control Valve 3-Spool Melroe Control Valve
Hydraulic Pump Type Vane pump / SN -13887
Gear pump / SN 13888-
Hydraulic Pump Flow 12.1 gal/min (45.8 L/min)
System Relief Pressure 2400 psi (16548 kPa)
Port Relief Pressure 3500 psi (24132 kPa)
Replenishing Valves 2
Anti-Cavitation Valves 2
Load Check Valves 3
Hydraulic Oil Filtration #3 Element
Type of Cylinders Doubleacting cylinders
Tilt Cylinders, Bore x Rode x Stroke (1) 3.25 x 1.50 x 12.3 in (82.55 x 38.1 x 312.42 mm)
Lift Cylinders, Bore x Rode x Stroke (2) 2.00 x 1.25 x 25.0 in (50.80 x 31.75 x 635 mm)

Bobcat 743B Skid Steer Loader Lift Capacity

Hydraulic Function Time

Move Lift Arms to Max Height 3.5 sec.
Lower Lift Arms from Max Height 2.7 sec.
Move Bucket to Dumping Position 2.7 sec.
Move Bucket to Retracted Position 2.3 sec.

Service Refill Capacities

Fuel Tank Capacity 13 gal (49 L)
Engine Oil Capacity 2.2 gal (8.5 L)
Cooling System Capacity 3.3 gal (12.3 L)
Chaincase Reservoir Capacity 9 gal (34 L)
Hydraulic Tank Capacity 3.5 gal (13.2 L)
Hydraulic System Capacity (w/ tank) 6 gal (22.7 L)

Bobcat 743B Filters

Filter Part Number
Inner Air Filter 6598362
Outer Air Filter 6598492
Engine Oil Filter 6675517
Fuel Filter In-Line 3885315
Hydraulic Oil Filter 6598903
Hydraulic Oil Filter (In-Line), SN 18001- 6661807
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