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| Note | The 309 CR specifications are based on a machine configured with a Long (L) Undercarriage. |
| Engine Model | Cat C3.3B |
| Displacement | 203 in³ |
| Bore | 3.7 in |
| Stroke | 4.7 in |
| Gross Power - SAE J1995 | 74.3 HP |
| Rated Net Power - 2,200 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269 | 69.5 HP |
| Operating Weight | 21091 lb |
| Maximum Operating Weight with Cab** | 21091 lb |
| Note (1) | *Minimum Weight is based on steel tracks, no counterweight, operator, full fuel tank, standard stick, blade and no bucket. |
| Note (2) | **Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, long stick, blade and no bucket. |
| Minimum Operating Weight with Cab* | 19735 lb |
| Steel Tracks with Pads | 728 lb |
| Long Stick | 146 lb |
| Counterweight | 552 lb |
| Gradeability - Maximum | 30 degrees |
| Ground Pressure - Minimum Weight | 5 psi |
| Ground Pressure - Maximum Weight | 5.4 psi |
| Travel Speed - High | 3.1 mile/h |
| Travel Speed - Low | 1.6 mile/h |
| Maximum Traction Force - High Speed | 6497 lb |
| Maximum Traction Force - Low Speed | 19064 lb |
| Engine Oil | 3 gal (US) |
| Fuel Tank | 39 gal (US) |
| Hydraulic System | 29 gal (US) |
| Cooling System | 2.6 gal (US) |
| Hydraulic Tank | 14 gal (US) |
| Type | Load Sensing Hydraulics with Variable Displacement Piston Pump |
| Operating Pressure - Swing | 3626 psi |
| Digging Force - Stick - Standard | 9500 lb |
| Digging Force - Stick - Long | 8023 lb |
| Operating Pressure - Travel | 4134 psi |
| Pump Flow at 2,400 rpm | 62 gal/min |
| Digging Force - Bucket | 13943 lb |
| Operating Pressure - Equipment | 4134 psi |
| Note | Flow and pressure are not combinable. Under load, as flow rises pressure goes down. |
| Maximum Auxiliary Circuit - Secondary - Flow at Pump | 9 gal/min |
| Maximum Auxiliary Circuit - Secondary - Pressure at Pump | 4134 psi |
| Maximum Auxiliary Circuit - Primary (High Flow) - Flow at Pump | 37 gal/min |
| Maximum Auxiliary Circuit - Primary (High Flow) - Pressure at Pump | 4134 psi |
| Machine Swing Speed | 10.6 r/min |
| Boom Swing - Right | 50 degrees |
| Boom Swing - Left | 60 degrees |
| Height | 17 in |
| Width - Wide | 104 in |
| Width - Standard | 97 in |
| Roll Over Protective Structure (ROPS) | ISO 12117-2:2008 |
| Top Guard | ISO 10262:1998 (Level I) |
| Tip Over Protective Structure (TOPS) | ISO 12117:1997 |
| Average Exterior Sound Pressure (ISO 6395:2008) | 99 dB(A) |
| Note | European Union Directive "2000/14/EC" |
| Operator Sound Pressure (ISO 6396:2008) | 72 dB(A) |
| Boom Swing - Right | 36.8 in |
| Maximum Dump Clearance | 187.4 in |
| Tail Swing without Counterweight | 57.1 in |
| Maximum Reach - Ground Level | 273.6 in |
| O/A Undercarriage Length | 126 in |
| Cab Height | 100 in |
| Swing Bearing - Height | 29.7 in |
| Maximum Dig Height | 265.2 in |
| Track Belt/Shoe Width | 17.7 in |
| O/A Track Width | 97.2 in |
| Ground Clearance | 14 in |
| Maximum Reach | 281.1 in |
| Tail Swing with Counterweight | 62.4 in |
| Boom In Reach | 120.4 in |
| Vertical Wall | 117.8 in |
| Dig Depth | 161.7 in |
| Stick Length | 71.8 in |
| Boom Swing - Left | 23.8 in |
| Maximum Blade Height | 16.1 in |
| Maximum Blade Depth | 26 in |
| Note | *Boom Height when stick is pinned in transport position with no attachments. |
| Overall Shipping Length - without Counterweight | 266.7 in |
| Overall Shipping Length - with Counterweight | 266.7 in |
| Note (2) | ***With blade positioned at the rear of the machine. |
| Note (1) | **Boom Height when stick is pinned in working position with attachments Standard Stick offers only one pin position. |
| Height - Boom Transport - No Tools* | 95.7 in |
| Height - Boom Working - With Tools** | 104.7 in |
| Dig Depth | 182.8 in |
| Maximum Dump Clearance | 199.7 in |
| Boom In Reach | 126.6 in |
| Vertical Wall | 134 in |
| Maximum Blade Depth | 26 in |
| O/A Undercarriage Length | 126 in |
| O/A Track Width | 97.2 in |
| Stick Length | 92.8 in |
| Maximum Blade Height | 16.1 in |
| Maximum Dig Height | 277.1 in |
| Tail Swing with Counterweight | 62.4 in |
| Maximum Reach | 300.7 in |
| Cab Height | 100 in |
| Ground Clearance | 14 in |
| Swing Bearing - Height | 29.7 in |
| Track Belt/Shoe Width | 17.7 in |
| Boom Swing - Left | 23.8 in |
| Boom Swing - Right | 36.8 in |
| Tail Swing without Counterweight | 57.1 in |
| Maximum Reach - Ground Level | 293.7 in |
| Note | *Boom Height when stick is pinned in transport position with no attachments. |
| Note (2) | ***With blade positioned at the rear of the machine. |
| Note (1) | **Boom Height when stick is pinned in working position with attachments Standard Stick offers only one pin position. |
| Height - Boom Transport - No Tools* | 89 in |
| Overall Shipping Length - with Counterweight | 7052 mm (277.6 in)*** |
| Height - Boom Working - With Tools** | 120.1 in |
| Overall Shipping Length - without Counterweight | 7052 mm (277.6 in)*** |
| Air Conditioning | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg of refrigerant which has a CO2 equivalent of 1.430 metric tonnes. |
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