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The Cat® 313 GC excavator matches its performance to your job. A new, larger cab with an ergonomic layout keeps you comfortable all shift long. Combined with fuel-saving features, longer maintenance intervals, and simplified maintenance points, the 313 GC provides the reliability you expect at the low-cost-per-hour you need.

Cat Specs


Net Power - ISO 9249
73 HP
Engine Power - ISO 14396
74 HP
4 in
5 in
220 in²
Engine Model
Cat C3.6


Operating Weight
30400 lb

Service Refill Capacities

Fuel Tank Capacity
68.2 gal (US)
Final Drive - Each
0.8 gal (US)
Engine Oil
2.1 gal (US)
Cooling System
4 gal (US)
Hydraulic System - Including Tank
22.5 gal (US)
Hydraulic Tank
18.5 gal (US)

Hydraulic System

Main System - Maximum Flow
247 L/min (65 gal/min)
Maximum Pressure - Equipment
5075 psi
Maximum Pressure - Swing
3770 psi
Maximum Pressure - Travel
5075 psi

Swing Mechanism

Swing Speed
11.5 r/min
Maximum Swing Torque
25888 ft-lb


Track Length
12.3 in
Transport Width
8.1 in
Track Gauge
6.5 in
Shipping Length
25.5 ft
Tail Swing Radius
7.1 ft
Counterweight Clearance
3 ft
Ground Clearance
1.4 ft

Air Conditioning System

Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.85 hg of refrigerant which has a CO2 equi