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Key Specs
Introducing the 323 GX – our economy model with all the reliability and ease of operation you expect from a Cat® excavator, with easy maintenance and lower cost features designed to give you a faster return on your equipment investment.
Stable and responsive design built on classic, proven components for easy operation and excellent reliability.
Low owning costs, maintenance costs, and fuel consumption means more money in your pocket.
Smart mode and synchronized engine and electrohydraulic control give you competitive performance with low fuel consumption.
| Net Power - ISO 9249 | 166 HP 123.7 kW |
| Engine Model | Cat C4.4 Cat C4.4 |
| Engine Power - ISO 14396 | 174 HP 129.4 kW |
| Bore | 4 in 105 mm |
| Stroke | 5 in 127 mm |
| Displacement | 269 in³ 4.4 l |
| Net Power - ISO 9249 - Metric | 176 metric hp 176 metric hp |
| Power - ISO 14396 - Metric | 168 metric hp 168 metric hp |
| Main System - Maximum Flow - Implement | 113 gal/min 429 l/min |
| Maximum Pressure - Equipment | 5075 psi 35000 kPa |
| Maximum Pressure - Travel | 5075 psi 35000 kPa |
| Maximum Pressure - Swing | 3988 psi 27500 kPa |
| Swing Speed | 11.13 r/min 11.13 r/min |
| Maximum Swing Torque | 60333 ft·lbf 82 kN·m |
| Operating Weight | 48700 lb 22100 kg |
| Fuel Tank Capacity | 390 l 103 gal (US) |
| Cooling System | 6.5 gal (US) 24.5 l |
| Engine Oil | 4 gal (US) 15 l |
| Swing Drive | 3.2 gal (US) 12 l |
| Final Drive - Each | 1.2 gal (US) 4.5 l |
| Hydraulic System - Including Tank | 57.6 gal (US) 218 l |
| Hydraulic Tank | 30.4 gal (US) 115 l |
| Boom | Reach 5.7 m (18'8") Reach 5.7 m (18'8") |
| Stick | Reach R2.9 m (9'6") Reach R2.9 m (9'6") |
| Bucket | GD 1.20 m³ (1.57 yd³) GD 1.20 m³ (1.57 yd³) |
| Shipping Height - Top of Cab | 9.9 ft 2960 mm |
| Handrail Height | 9.11 ft 3030 mm |
| Shipping Length | 31.3 ft 9520 mm |
| Tail Swing Radius | 9.3 ft 2830 mm |
| Counterweight Clearance | 3.5 ft 1050 mm |
| Ground Clearance | 1.6 ft 470 mm |
| Track Length | 13.11 ft 4250 mm |
| Track Length to Center of Rollers | 11.4 ft 3450 mm |
| Track Gauge | 7.1 ft 2380 mm |
| Transport Width - 600 mm (24 in) Shoes | 9.9 ft 2980 mm |
| Transport Width - 790 mm (31 in) Shoes | 10.5 ft 3170 mm |
| Maximum Digging Depth | 22 ft 6710 mm |
| Boom | Reach 5.7 m (18'8") Reach 5.7 m (18'8") |
| Stick | Reach R2.9 m (9'6") Reach R2.9 m (9'6") |
| Bucket | GD 1.20 m³ (1.57 yd³) GD 1.20 m³ (1.57 yd³) |
| Maximum Reach at Ground Level | 32.4 ft 9860 mm |
| Maximum Cutting Height | 31.1 ft 9470 mm |
| Maximum Loading Height | 21.4 ft 6500 mm |
| Minimum Loading Height | 7.2 ft 2180 mm |
| Maximum Depth Cut for 2440 mm (8 ft) Level Bottom | 19.9 ft 6020 mm |
| Maximum Vertical Wall Digging Depth | 18.1 ft 5740 mm |
| Bucket Digging Force - ISO | 31428 ft·lbf 140 kN |
| Stick Digging Force - ISO | 23942 ft·lbf 107 kN |
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