Manufactured By: Caterpillar

Category: Compact Track Loader

Model Number: 277C

TypeCompact Track Loader
Standard Flow22 GPM
High Flow33 GPM
Pressure3335PSI PSI
Hydraulic HP Standard Flow42. HP
Hydraulic HP High Flow78.2 HP
Engine HP84 HP
Width78 in.
Lift Capacity at 35%2337 lb.
Lift Capacity at 50%3200 lb.
Operating Weight9495 lb.
Tire Size


FOPSSAE J1043 SEPT87, ISO 3449:1992 Level I
FOPS Level IISAE J231 JAN81, ISO 3449:1992 Level II
ROPSSAE J1040 MAY94, ISO 3471:1994


Bucket Pin Height – Carry Position7.9 in (20 cm)
Bucket Pin Height – Maximum Lift10.3 ft (3 m)
Clearance at Max Lift and Dump8 ft (2 m)
Clearance at Maximum Lift and Dump95.5 in (243 cm)
Departure Angle42 °
Ground Clearance8.8 in (22 cm)
Height – Top of Cab7 ft (2 m)
Length – Track on Ground71.2 in (181 cm)
Length – with Bucket12.2 ft (4 m)
Length – With Bucket on Ground145.4 in (369 cm)
Length – without Bucket9.8 ft (3 m)
Length – Without Bucket117.2 in (298 cm)
Maximum Dump Angle40 °
Maximum Overall Height157.4 in (400 cm)
Maximum Reach – With Arms Parallel55.4 in (141 cm)
Overall Length – Track90 in (229 cm)
Rack Back Angle – Maximum Height85 °
Reach at Max Lift and Dump2.1 ft (1 m)
Reach at Maximum Lift/Dump24.3 in (62 cm)
Turn Radius from Center – Bucket91.7 in (233 cm)
Turn Radius from Center – Coupler58.5 in (149 cm)
Turn Radius from Center – Rear64 in (163 cm)
Turning Radius from Center – inc bucket91.8 in (233 cm)
Turning Radius from Center – machine rear64.1 in (163 cm)
Vehicle Width78 in (198 cm)
Width Over Tracks6.5 ft (2 m)


Bore3.7 in (9 cm)
Displacement201 cu in (0 m)
Engine ModelCat C3.4 DIT
Engine Power – ISO 1439683 hp (62 kw)
Gross Power84 hp (63 kw)
Gross Power – SAE J199584 hp (63 kw)
Net Power82 hp (61 kw)
Net Power – EEC 80/126983 hp (62 kw)
Net Power – ISO 9249 EEC83 hp (62 kw)
Net Power – SAE 134982 hp (61 kw)
Number of Cylinders4
Power Measured @2500 rpm
Stroke4.7 in (12 cm)

Hydraulic System

Hydraulic Flow (1)Standard
Hydraulic Flow (2)High Flow XPS
Hydraulic Power42.8 hp (32 kw)
Loader Hydraulic Flow22 gal/min (83 l/min)
Loader Hydraulic Pressure3335 psi
Maximum Loader Hydraulic Flow33 gal/min (125 l/min)
Maximum Loader Hydraulic Pressure4061 psi
Pump Flow22.2 gal/min (84 l/min)
Relief Valve Pressure3335.9 psi


Breakout Force7308 lbs (3,315 kg)
Operating Load7054.8 lbs (3,200 kg)
Tipping Angle14715.9 °

Operating Specifications

Alternator Supplied Amperage90 A
Breakout Force – Tilt Cylinder7308 lbs (3,315 kg)
Cooling System Fluid Capacity3.7 gal (14 l)
Engine Oil Capacity2.7 gal (10 l)
Fuel Capacity25.9 gal (98 l)
Ground Contact Area2542 cu in (0 m)
Ground Pressure3.7 psi
Hydraulic System Fluid Capacity15.1 gal (57 l)
Max Speed – high range9.3 mph (15 kph)
Max Speed – low range5.6 mph (9 kph)
Operating Voltage12 V V
Operating Weight9495 lbs (4,307 kg)
Rated Operating Capacities – 35% Tipping Load2337 lbs (1,060 kg)
Rated Operating Capacities – 50% Tipping Load3200 lbs (1,452 kg)
Rated Operating Capacity with Optional Counterweight3571 lbs (1,620 kg)
Tipping Load6675 lbs (3,028 kg)

Power Train

Travel Speed Forward5.6 mph (9 kph)
Travel Speed Forward – 2-Speed Option9.3 mph (15 kph)
Travel Speed Reverse5.6 mph (9 kph)
Travel Speed Reverse – 2-Speed Option9.3 mph (15 kph)

Service Refill Capacities

Cooling System3.7 gal (14 l)
Engine Crankcase2.6 gal (10 l)
Fuel Tank26 gal (98 l)
Hydraulic System15 gal (57 l)
Hydraulic Tank11 gal (42 l)


Ground Contact Area2542 cu in (0 m)
Ground Pressure3.7 psi
Length of Track on Ground6 ft (2 m)


Operating Weight9495 lbs (4,307 kg)