With our huge inventory of new, used and rental equipment, WesTrac has the right machine for the job.
With our huge inventory of new, used and rental equipment, WesTrac has the right machine for the job.
Keep your operation working around the clock by making WesTrac your partner in parts. With over 75,000 product lines stocked in our warehouses, ready-to-go, we won't let you down.
The Cat® 305 CR Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.
The Cat® 305 CR Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.
Net Power | 33.6 kW | 45 hp |
Engine Model | C1.7 Turbo | C1.7 Turbo |
Displacement | 1.662 l | 101 in³ |
Gross Power - 2,400 rpm - SAE J1995:2014 | 36.1 kW | 48.4 hp |
Stroke | 100 mm | 3.9 in |
Bore | 84 mm | 3.3 in |
Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC | 33.6 kW | 45 hp |
Note | Advertised power is tested per the specified standard in effect at the time of manufacture. | Advertised power is tested per the specified standard in effect at the time of manufacture. |
Emissions | Meets U.S. EPA Tier 4 Final and EU Stage V emissions standards. | Meets U.S. EPA Tier 4 Final and EU Stage V emissions standards. |
Weights
Operating Weight | 5754 kg | 12688 lb |
Note (2) | **Maximum Weight is based on steel tracks with pads, operator, full fuel tank, long stick, straight blade, extra counterweight and no bucket. | **Maximum Weight is based on steel tracks with pads, operator, full fuel tank, long stick, straight blade, extra counterweight and no bucket. |
Minimum Operating Weight with Cab* | 5105 kg | 11257 lb |
Note (1) | *Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, straight blade, no bucket and no extra counterweight. | *Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, straight blade, no bucket and no extra counterweight. |
Minimum Operating Weight with Canopy* | 5006 kg | 11038 lb |
Maximum Operating Weight with Canopy** | 5665 kg | 12491 lb |
Maximum Operating Weight with Cab** | 5764 kg | 12710 lb |
Dimensions - Long Stick
Dig Depth | 3670 mm | 144.5 in |
Maximum Reach | 5990 mm | 235.8 in |
O/A Shipping Height | 2550 mm | 100.4 in |
Vertical Wall | 2560 mm | 100.8 in |
Track Width | 1980 mm | 78 in |
Overall Shipping Length* | 5340 mm | 210.2 in |
Maximum Dump Clearance | 3845 mm | 151.4 in |
Tail Swing with Counterweight | 1200 mm | 47.2 in |
Boom Swing - Right | 865 mm | 34.1 ° |
Boom Swing - Left | 24.2 ° | 615 mm |
Tail Swing without Counterweight | 1095 mm | 43.1 in |
Track Belt/Shoe Width | 400 mm | 15.7 in |
Maximum Reach - Ground Level | 5835 mm | 229.7 in |
Stick Length | 1601 mm | 63 in |
Swing Bearing - Height | 619 mm | 24.4 in |
O/A Undercarriage Length | 2580 mm | 101.6 in |
Boom In Reach | 2580 mm | 101.6 in |
Maximum Blade Depth | 650 mm | 25.6 in |
Maximum Blade Height | 400 mm | 15.7 in |
Maximum Dig Height | 5355 mm | 210.8 in |
Boom Height - Shipping Position | 1895 mm | 74.6 in |
Note | *Overall Shipping Length depends on blade position during shipment. | *Overall Shipping Length depends on blade position during shipment. |
Ground Clearance | 335 mm | 13.2 in |
Service Refill Capacities
Hydraulic Tank | 60 l | 16 gal (US) |
Engine Oil | 6 l | 1.6 gal (US) |
Hydraulic System | 75 l | 20 gal (US) |
Fuel Tank | 68 l | 18 gal (US) |
Cooling System | 11 l | 2.9 gal (US) |
Swing System
Boom Swing - Left | 72 Degrees | 72 Degrees |
Machine Swing Speed | 9 r/min | 9 r/min |
Boom Swing - Right | 50 Degrees | 50 Degrees |
Hydraulic System
Digging Force - Bucket | 49.2 kN | 11061 lbf |
Auxiliary Circuit - Secondary - Pressure | 265 bar | 3843 psi |
Operating Pressure - Equipment | 265 bar | 3843 psi |
Auxiliary Circuit - Secondary - Flow | 28 l/min | 7 gal/min |
Operating Pressure - Travel | 265 bar | 3843 psi |
Type | Load Sensing Hydraulics with Variable Displacement Piston Pump | Load Sensing Hydraulics with Variable Displacement Piston Pump |
Digging Force - Stick - Standard | 28.3 kN | 6362 lbf |
Auxiliary Circuit - Primary - Pressure | 265 bar | 3843 psi |
Note | Flow and pressure are not combinable. Under load, as flow rises pressure goes down. | Flow and pressure are not combinable. Under load, as flow rises pressure goes down. |
Pump Flow at 2,400 rpm | 133 l/min | 35 gal/min |
Auxiliary Circuit - Primary - Flow | 80 l/min | 21 gal/min |
Operating Pressure - Swing | 200 bar | 2901 psi |
Digging Force - Stick - Long | 25.2 kN | 5665 lbf |
Dimensions - Standard Stick
Tail Swing without Counterweight | 1095 mm | 43.1 in |
Boom Swing - Left | 615 mm | 24.2 ° |
Boom Swing - Right | 865 mm | 34.1 ° |
Maximum Dig Height | 5215 mm | 205.3 in |
Vertical Wall | 2335 mm | 91.9 in |
Maximum Blade Height | 400 mm | 15.7 in |
Swing Bearing - Height | 619 mm | 24.4 in |
Boom Height - Shipping Position | 1820 mm | 71.7 in |
Overall Shipping Length* | 5305 mm | 208.9 in |
O/A Shipping Height | 2550 mm | 100.4 in |
Dig Depth | 3420 mm | 134.6 in |
Maximum Reach - Ground Level | 5590 mm | 220.1 in |
Maximum Dump Clearance | 3700 mm | 145.7 in |
Maximum Reach | 5755 mm | 226.6 in |
Boom In Reach | 2570 mm | 101.2 in |
Maximum Blade Depth | 650 mm | 25.6 in |
Note | *Overall Shipping Length depends on blade position during shipment. | *Overall Shipping Length depends on blade position during shipment. |
O/A Undercarriage Length | 2580 mm | 101.6 in |
Track Belt/Shoe Width | 400 mm | 15.7 in |
Stick Length | 1351 mm | 53.2 in |
Tail Swing with Counterweight | 1200 mm | 47.2 in |
Ground Clearance | 335 mm | 13.2 in |
Travel System
Maximum Traction Force - High Speed | 24.7 kN | 5553 lbf |
Travel Speed - High | 5 km/h | 3.1 mile/h |
Travel Speed - Low | 2.8 km/h | 1.7 mile/h |
Ground Pressure - Maximum Weight | 32.2 kPa | 4.7 psi |
Gradeability - Maximum | 30 degrees | 30 degrees |
Ground Pressure - Minimum Weight | 27.3 kPa | 4 psi |
Maximum Traction Force - Low Speed | 50.5 kN | 11353 lbf |
Weight Increase from Minimum Configuration
Counterweight | 242 kg | 534 lb |
Angle Blade | 92 kg | 203 lb |
Long Stick | 34 kg | 75 lb |
Steel Tracks with Pads | 375 kg | 827 lb |
Blade
Angle Blade - Right | 25 degrees | 25 degrees |
Angle Blade Width | 1980 mm | 78 in |
Angle Blade Height | 400 mm | 15.7 in |
Straight Blade Width | 1980 mm | 78 in |
Straight Blade Height | 390 mm | 15.4 in |
Angle Blade - Left | 25 degrees | 25 degrees |
Certification - Cab and Canopy
Roll Over Protective Structure (ROPS) | ISO 12117-2:2008 | ISO 12117-2:2008 |
Top Guard | ISO 10262:1998 Level I | ISO 10262:1998 Level I |
Sound
Operator Sound Pressure (ISO 6396:2008) | 76 dB(A) | 76 dB(A) |
Average Exterior Sound Pressure (ISO 6395:2008) | 97 dB(A) | 97 dB(A) |
Note | European Union Directive "2000/14/EC" | European Union Directive "2000/14/EC" |
Sustainability
Recyclability | 96% | 96% |
GUARDING
ROPS ISO 12117-2:2008 |
Top Guard ISO 10262:1998 (Level I) |
ENGINE
Cat® C1.7 Turbo Engine (EU Stage V) |
Automatic Engine Idle |
Automatic Engine Shutdown |
Automatic Two Speed Travel |
Fuel Water Separator |
Power on Demand (not available in all regions) |
Variable Displacement Piston Pump |
Load Sensing/Flow Sharing Hydraulics |
HYDRAULICS
Smart Tech Electronic Pump |
Accumulator |
Automatic Swing Brake |
Auxiliary Hydraulic Lines |
One and Two Way Auxiliary Flow |
Continuous Auxiliary Flow |
Auxiliary Line Quick Disconnects |
OPERATOR ENVIRONMENT
Canopy or Cab (Canopy not available in some regions) |
Top Guard ISO 10262:1998 Level I |
ROPS – ISO 12117-2:2008 |
TOPS – ISO 12117:1997 |
Stick Steer Mode |
Travel Cruise Control |
Control Pattern Changer (optional in some regions) |
Adjustable Wrist Rests |
Washable Floor Mat |
Travel Pedals and Hand Levers |
Machine Security |
Machine Security – Standard Key with Pass Code |
Fabric Suspension Seat (Cab only) |
Vinyl Suspension Seat (Canopy only) |
Hydraulic Lockout – All Controls |
Retractable High Visibility Seat Belt (75 mm/3 in) |
Coat Hook |
Cup Holder |
Storage Pocket |
Skylight |
Mounting Bosses for Front |
Signaling/Warning Horn |
Interior Light (Cab only) |
Boom Light, Halogen (not available in all regions) |
Utility Space for Mobile Phone |
Next Generation Color LCD Monitor (IP66) – Fuel Level and Coolant Temperature Gauges – Maintenance and Machine Monitoring – Performance and Machine Adjustments – Numeric Security Code – Multiple Languages – Hour Meter with Wake Up Switch – Jog Dial (cab only) |
UNDERCARRIAGE
Rubber Belt (400 mm/15.7 in) |
Dozer Straight Blade |
Dozer Blade Float |
Tie Downs on Track Frame |
BOOM, STICK AND LINKAGES
One Piece Boom (2716 mm/106.9 in) |
Standard Stick (1351 mm/53.2 in) |
Front Shovel Capable – Pin-On |
Thumb Ready |
Certified Lifting Eye |
ELECTRICAL
12 Volt Battery |
Software (machine and monitor) |
Maintenance Free Battery |
Battery Disconnect |
12 Volt Power Socket |
Travel Alarm (optional in some regions) |
OPERATOR ENVIRONMENT
Cab with Air Conditioning |
Cab with Heater |
No Travel Pedals and Hand Levers (optional in some regions) |
Machine Security – Push to Start with Key Fob/Pass Code |
LED Front Lights |
LED Front and Rear Lights |
LED Boom Light |
Mirrors, Left, Right and Rear |
Camera |
Radio – Bluetooth®, Auxiliary, Microphone, USB (charging only) (Cab only) |
Next Generation Advanced Monitor – Touch Screen – Site Reference System – High Definition Camera Capable (IP68 and IP69K) – Numeric Security Code |
Seat Belt Reminder System |
Cat Grade with 3D |
Cat Grade with Advanced 2D |
The Cat® 305 CR Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.
Net Power | 33.6 kW | 45 hp |
Engine Model | C1.7 Turbo | C1.7 Turbo |
Displacement | 1.662 l | 101 in³ |
Gross Power - 2,400 rpm - SAE J1995:2014 | 36.1 kW | 48.4 hp |
Stroke | 100 mm | 3.9 in |
Bore | 84 mm | 3.3 in |
Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC | 33.6 kW | 45 hp |
Note | Advertised power is tested per the specified standard in effect at the time of manufacture. | Advertised power is tested per the specified standard in effect at the time of manufacture. |
Emissions | Meets U.S. EPA Tier 4 Final and EU Stage V emissions standards. | Meets U.S. EPA Tier 4 Final and EU Stage V emissions standards. |
Weights
Operating Weight | 5754 kg | 12688 lb |
Note (2) | **Maximum Weight is based on steel tracks with pads, operator, full fuel tank, long stick, straight blade, extra counterweight and no bucket. | **Maximum Weight is based on steel tracks with pads, operator, full fuel tank, long stick, straight blade, extra counterweight and no bucket. |
Minimum Operating Weight with Cab* | 5105 kg | 11257 lb |
Note (1) | *Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, straight blade, no bucket and no extra counterweight. | *Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, straight blade, no bucket and no extra counterweight. |
Minimum Operating Weight with Canopy* | 5006 kg | 11038 lb |
Maximum Operating Weight with Canopy** | 5665 kg | 12491 lb |
Maximum Operating Weight with Cab** | 5764 kg | 12710 lb |
Dimensions - Long Stick
Dig Depth | 3670 mm | 144.5 in |
Maximum Reach | 5990 mm | 235.8 in |
O/A Shipping Height | 2550 mm | 100.4 in |
Vertical Wall | 2560 mm | 100.8 in |
Track Width | 1980 mm | 78 in |
Overall Shipping Length* | 5340 mm | 210.2 in |
Maximum Dump Clearance | 3845 mm | 151.4 in |
Tail Swing with Counterweight | 1200 mm | 47.2 in |
Boom Swing - Right | 865 mm | 34.1 ° |
Boom Swing - Left | 24.2 ° | 615 mm |
Tail Swing without Counterweight | 1095 mm | 43.1 in |
Track Belt/Shoe Width | 400 mm | 15.7 in |
Maximum Reach - Ground Level | 5835 mm | 229.7 in |
Stick Length | 1601 mm | 63 in |
Swing Bearing - Height | 619 mm | 24.4 in |
O/A Undercarriage Length | 2580 mm | 101.6 in |
Boom In Reach | 2580 mm | 101.6 in |
Maximum Blade Depth | 650 mm | 25.6 in |
Maximum Blade Height | 400 mm | 15.7 in |
Maximum Dig Height | 5355 mm | 210.8 in |
Boom Height - Shipping Position | 1895 mm | 74.6 in |
Note | *Overall Shipping Length depends on blade position during shipment. | *Overall Shipping Length depends on blade position during shipment. |
Ground Clearance | 335 mm | 13.2 in |
Service Refill Capacities
Hydraulic Tank | 60 l | 16 gal (US) |
Engine Oil | 6 l | 1.6 gal (US) |
Hydraulic System | 75 l | 20 gal (US) |
Fuel Tank | 68 l | 18 gal (US) |
Cooling System | 11 l | 2.9 gal (US) |
Swing System
Boom Swing - Left | 72 Degrees | 72 Degrees |
Machine Swing Speed | 9 r/min | 9 r/min |
Boom Swing - Right | 50 Degrees | 50 Degrees |
Hydraulic System
Digging Force - Bucket | 49.2 kN | 11061 lbf |
Auxiliary Circuit - Secondary - Pressure | 265 bar | 3843 psi |
Operating Pressure - Equipment | 265 bar | 3843 psi |
Auxiliary Circuit - Secondary - Flow | 28 l/min | 7 gal/min |
Operating Pressure - Travel | 265 bar | 3843 psi |
Type | Load Sensing Hydraulics with Variable Displacement Piston Pump | Load Sensing Hydraulics with Variable Displacement Piston Pump |
Digging Force - Stick - Standard | 28.3 kN | 6362 lbf |
Auxiliary Circuit - Primary - Pressure | 265 bar | 3843 psi |
Note | Flow and pressure are not combinable. Under load, as flow rises pressure goes down. | Flow and pressure are not combinable. Under load, as flow rises pressure goes down. |
Pump Flow at 2,400 rpm | 133 l/min | 35 gal/min |
Auxiliary Circuit - Primary - Flow | 80 l/min | 21 gal/min |
Operating Pressure - Swing | 200 bar | 2901 psi |
Digging Force - Stick - Long | 25.2 kN | 5665 lbf |
Dimensions - Standard Stick
Tail Swing without Counterweight | 1095 mm | 43.1 in |
Boom Swing - Left | 615 mm | 24.2 ° |
Boom Swing - Right | 865 mm | 34.1 ° |
Maximum Dig Height | 5215 mm | 205.3 in |
Vertical Wall | 2335 mm | 91.9 in |
Maximum Blade Height | 400 mm | 15.7 in |
Swing Bearing - Height | 619 mm | 24.4 in |
Boom Height - Shipping Position | 1820 mm | 71.7 in |
Overall Shipping Length* | 5305 mm | 208.9 in |
O/A Shipping Height | 2550 mm | 100.4 in |
Dig Depth | 3420 mm | 134.6 in |
Maximum Reach - Ground Level | 5590 mm | 220.1 in |
Maximum Dump Clearance | 3700 mm | 145.7 in |
Maximum Reach | 5755 mm | 226.6 in |
Boom In Reach | 2570 mm | 101.2 in |
Maximum Blade Depth | 650 mm | 25.6 in |
Note | *Overall Shipping Length depends on blade position during shipment. | *Overall Shipping Length depends on blade position during shipment. |
O/A Undercarriage Length | 2580 mm | 101.6 in |
Track Belt/Shoe Width | 400 mm | 15.7 in |
Stick Length | 1351 mm | 53.2 in |
Tail Swing with Counterweight | 1200 mm | 47.2 in |
Ground Clearance | 335 mm | 13.2 in |
Travel System
Maximum Traction Force - High Speed | 24.7 kN | 5553 lbf |
Travel Speed - High | 5 km/h | 3.1 mile/h |
Travel Speed - Low | 2.8 km/h | 1.7 mile/h |
Ground Pressure - Maximum Weight | 32.2 kPa | 4.7 psi |
Gradeability - Maximum | 30 degrees | 30 degrees |
Ground Pressure - Minimum Weight | 27.3 kPa | 4 psi |
Maximum Traction Force - Low Speed | 50.5 kN | 11353 lbf |
Weight Increase from Minimum Configuration
Counterweight | 242 kg | 534 lb |
Angle Blade | 92 kg | 203 lb |
Long Stick | 34 kg | 75 lb |
Steel Tracks with Pads | 375 kg | 827 lb |
Blade
Angle Blade - Right | 25 degrees | 25 degrees |
Angle Blade Width | 1980 mm | 78 in |
Angle Blade Height | 400 mm | 15.7 in |
Straight Blade Width | 1980 mm | 78 in |
Straight Blade Height | 390 mm | 15.4 in |
Angle Blade - Left | 25 degrees | 25 degrees |
Certification - Cab and Canopy
Roll Over Protective Structure (ROPS) | ISO 12117-2:2008 | ISO 12117-2:2008 |
Top Guard | ISO 10262:1998 Level I | ISO 10262:1998 Level I |
Sound
Operator Sound Pressure (ISO 6396:2008) | 76 dB(A) | 76 dB(A) |
Average Exterior Sound Pressure (ISO 6395:2008) | 97 dB(A) | 97 dB(A) |
Note | European Union Directive "2000/14/EC" | European Union Directive "2000/14/EC" |
Sustainability
Recyclability | 96% | 96% |
GUARDING
ROPS ISO 12117-2:2008 |
Top Guard ISO 10262:1998 (Level I) |
ENGINE
Cat® C1.7 Turbo Engine (EU Stage V) |
Automatic Engine Idle |
Automatic Engine Shutdown |
Automatic Two Speed Travel |
Fuel Water Separator |
Power on Demand (not available in all regions) |
Variable Displacement Piston Pump |
Load Sensing/Flow Sharing Hydraulics |
HYDRAULICS
Smart Tech Electronic Pump |
Accumulator |
Automatic Swing Brake |
Auxiliary Hydraulic Lines |
One and Two Way Auxiliary Flow |
Continuous Auxiliary Flow |
Auxiliary Line Quick Disconnects |
OPERATOR ENVIRONMENT
Canopy or Cab (Canopy not available in some regions) |
Top Guard ISO 10262:1998 Level I |
ROPS – ISO 12117-2:2008 |
TOPS – ISO 12117:1997 |
Stick Steer Mode |
Travel Cruise Control |
Control Pattern Changer (optional in some regions) |
Adjustable Wrist Rests |
Washable Floor Mat |
Travel Pedals and Hand Levers |
Machine Security |
Machine Security – Standard Key with Pass Code |
Fabric Suspension Seat (Cab only) |
Vinyl Suspension Seat (Canopy only) |
Hydraulic Lockout – All Controls |
Retractable High Visibility Seat Belt (75 mm/3 in) |
Coat Hook |
Cup Holder |
Storage Pocket |
Skylight |
Mounting Bosses for Front |
Signaling/Warning Horn |
Interior Light (Cab only) |
Boom Light, Halogen (not available in all regions) |
Utility Space for Mobile Phone |
Next Generation Color LCD Monitor (IP66) – Fuel Level and Coolant Temperature Gauges – Maintenance and Machine Monitoring – Performance and Machine Adjustments – Numeric Security Code – Multiple Languages – Hour Meter with Wake Up Switch – Jog Dial (cab only) |
UNDERCARRIAGE
Rubber Belt (400 mm/15.7 in) |
Dozer Straight Blade |
Dozer Blade Float |
Tie Downs on Track Frame |
BOOM, STICK AND LINKAGES
One Piece Boom (2716 mm/106.9 in) |
Standard Stick (1351 mm/53.2 in) |
Front Shovel Capable – Pin-On |
Thumb Ready |
Certified Lifting Eye |
ELECTRICAL
12 Volt Battery |
Software (machine and monitor) |
Maintenance Free Battery |
Battery Disconnect |
12 Volt Power Socket |
Travel Alarm (optional in some regions) |
OPERATOR ENVIRONMENT
Cab with Air Conditioning |
Cab with Heater |
No Travel Pedals and Hand Levers (optional in some regions) |
Machine Security – Push to Start with Key Fob/Pass Code |
LED Front Lights |
LED Front and Rear Lights |
LED Boom Light |
Mirrors, Left, Right and Rear |
Camera |
Radio – Bluetooth®, Auxiliary, Microphone, USB (charging only) (Cab only) |
Next Generation Advanced Monitor – Touch Screen – Site Reference System – High Definition Camera Capable (IP68 and IP69K) – Numeric Security Code |
Seat Belt Reminder System |
Cat Grade with 3D |
Cat Grade with Advanced 2D |