Key Specs
The Cat® 323 Frontless Excavator Upper delivers the same power, speed, and high production performance as the core machine but with Purpose Built Excavators, you can order it with a Boom and/or Stick, Frontless, with/ without a Counterweight for applications across amphibious, rail, drilling and more. Pair it with our Variable Gauge Undercarriage to give you additional stability and weight in the field.
Cat® Frontless Excavator Uppers can be customized to meet customers’ unique needs and are used for a variety of special applications including drilling, pile-driving, amphibious use, dredging, hi-rail, forestry and more that are outside the scope of our standard excavators.
We’re here to help you build the machine that gets the job done. We can provide Cat® Frontless Excavator Uppers in a variety of configurations. Some features include; with or without Cat® fronts, counterweight options, upper frame options, cab options, work tool and auxiliary valve options, and more.
By integrating Software Enabled Attachments like the Advanced Implement SEA, Custom Joystick SEA, Foundation Drill SEA or the Shear SEA, controls can be customized to meet customers’ needs.
| Engine Model | Cat C7.1 Cat C7.1 |
| Horsepower | 172 hp 172 hp |
| Engine Specs | 52°C (125°F) high-ambient cooling, -18°C(0°F) cold start capability (standard) or -32°C (-25°F) cold start capability (optional) 52°C (125°F) high-ambient cooling, -18°C(0°F) cold start capability (standard) or -32°C (-25°F) cold start capability (optional) |
| Weight (Upper Only No CTWT, 10% fuel) | 6560 kg HD frame 6560 kg HD frame |
| Maximum Swing Torque | 82 kN·m 82 kN·m |
| Swing Brake Torque | 106 kN·m 106 kN·m |
| Boom & Stick Options | 5.7 m (18'8") Reach boom, 5.7 m (18'8") HD Reach boom, 2.7 m (8'10") stub + 3.3 m (10'10") fore Variable Angle boom, 8.85 m (29'0") Super Long Reach boom, 2.5 m (8'2") Reach stick, 2.9 m (9'6") Reach stick, 2.5 m (8'2") HD Reach stick (Chile, Turkey only), 2.9 m (9'6") HD Reach stick (Chile, Turkey only), 3.9 m (12'10") Reach stick, 2.9 m (9'6") HD Thumb Ready Reach stick or 6.28 m (20'7") Super Long Reach stick 5.7 m (18'8") Reach boom, 5.7 m (18'8") HD Reach boom, 2.7 m (8'10") stub + 3.3 m (10'10") fore Variable Angle boom, 8.85 m (29'0") Super Long Reach boom, 2.5 m (8'2") Reach stick, 2.9 m (9'6") Reach stick, 2.5 m (8'2") HD Reach stick (Chile, Turkey only), 2.9 m (9'6") HD Reach stick (Chile, Turkey only), 3.9 m (12'10") Reach stick, 2.9 m (9'6") HD Thumb Ready Reach stick or 6.28 m (20'7") Super Long Reach stick |
| Counterweight Options (kg) | 3700, 4200, 5400, 489 (empty) 3700, 4200, 5400, 489 (empty) |
| Cat Technology | VisionLink Productivity Software Enabled Attachments (SEA): Implement Priority Enhancement, Advance Implement, Shear SEA, Custom Joystick, Foundation Drill SEA, Grade Assist, Cat Stick Steer VisionLink Productivity Software Enabled Attachments (SEA): Implement Priority Enhancement, Advance Implement, Shear SEA, Custom Joystick, Foundation Drill SEA, Grade Assist, Cat Stick Steer |
| Safety & Security | Cat Command remote control (application dependent), 360° visibility (optional), Inspection lighting (optional) Cat Command remote control (application dependent), 360° visibility (optional), Inspection lighting (optional) |
| Hydraulic Flow | 429 L/min 429 L/min |
| Hydraulic Pressure | 35000 kPa 35000 kPa |
| Hydraulic Tank Capacity | 115 l 115 l |
| Hydraulic System Options | Boom and stick lowering check valves, SmartBoom™ (optional Europe only), Hammer return filter circuit, Advanced tool control (two pump, one/two way high-pressure flow), Medium-pressure circuit, Quick coupler circuit for Cat Pin Grabber Boom and stick lowering check valves, SmartBoom™ (optional Europe only), Hammer return filter circuit, Advanced tool control (two pump, one/two way high-pressure flow), Medium-pressure circuit, Quick coupler circuit for Cat Pin Grabber |
| Fuel Tank Capacity | 345 l 345 l |
| Cooling System Capacity | 25 l 25 l |
| Serviceability | Sampling ports for Scheduled Oil Sampling (S·O·S℠), Ground-level and platform-level engine oil dipsticks Sampling ports for Scheduled Oil Sampling (S·O·S℠), Ground-level and platform-level engine oil dipsticks |
| Cab | Air-adjustable seat with heat (Deluxe only), Auto-adjustable seat with heat and air ventilation (Premium only), High-resolution 254 mm (10 in) LCD touchscreen monitor Air-adjustable seat with heat (Deluxe only), Auto-adjustable seat with heat and air ventilation (Premium only), High-resolution 254 mm (10 in) LCD touchscreen monitor |
323 Frontless
323 Frontless- NGH
323 Frontless- NGH
323 Frontless- NGH
323 Frontless- NGH
323 Frontless- NGH
Europe ‧ English