Equipment Specifications Library

Basic Model Information

  • Manufacturer:
    Caterpillar
  • Model:
    308 CR

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Additional Info

ENGINE
-Net Power: 69.5 HP
-Engine Model: Cat C3.3B
-Stroke: 4.7 in
-Bore: 3.7 in
-Gross Power - SAE J1995: 74.3 HP
-Displacement: 203 in3
-Rated Net Power - 2,200 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269: 69.5 HP

WEIGHTS
-Operating Weight: 20077 lb
-Note (1): Minimum Weight is based on rubber 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: 20077 lb
-Maximum Operating Weight with Cab: 18610 lb

WEIGHT INCREASE FROM MINIMUM CONFIGURATION
-Steel Tracks with Pads: 752 lb
-Counterweight: 552 lb
-Long Stick: 146 lb

TRAVEL SYSTEM
-Maximum Traction Force - High Speed: 6250 lb
-Ground Pressure - Maximum Weight: 5.8 psi
-Ground Pressure - Minimum Weight: 5.4 psi
-Travel Speed - High: 3.2 mile/h
-Travel Speed - Low: 1.9 mile/h
-Maximum Traction Force - Low Speed: 15175 lb
-Gradeability - Maximum: 30 degrees

SERVICE REFILL CAPACITIES
-Fuel Tank: 39 gal (US)
-Hydraulic System: 29 gal (US)
-Hydraulic Tank: 14 gal (US)
-Cooling System: 2.6 gal (US)
-Engine Oil: 3 gal (US)

HYDRAULIC SYSTEM
-Digging Force - Bucket: 13946 lb
-Operating Pressure - Travel: 4134 psi
-Operating Pressure - Swing: 3626 psi
-Operating Pressure - Equipment: 4134 psi
-Digging Force - Stick - Long: 8032 lb
-Type: Load Sensing Hydraulics with Variable Displacement Piston Pump
-Note: Flow and pressure do not have the ability to be combined. Under load, as flow rises pressure goes down.
-Pump Flow at 2,400 rpm: 44 gal/min
-Digging Force - Stick - Standard: 9509 lb
-Maximum Auxiliary Circuit - Primary - Pressure at Pump: 4134 psi
-Maximum Auxiliary Circuit - Secondary - Pressure at Pump: 4134 psi
-Maximum Auxiliary Circuit - Primary - Flow at Pump: 35 gal/min
-Maximum Auxiliary Circuit - Secondary - Flow at Pump: 9 gal/min

SWING SYSTEM
-Machine Swing Speed: 10.6 r/min
-Boom Swing - Right: 50 degrees
-Boom Swing - Left: 60 degrees

BLADE
-Height: 17 in
-Width - Standard: 90.6 in
-Width - Wide: 96.5 in

CERTIFICATION - CAB
-Top Guard: ISO 10262:1998 (Level I)
-Roll Over Protective Structure (ROPS): ISO 12117-2:2008
-Tip Over Protective Structure (TOPS): ISO 12117:1997

DIMENSIONS - STANDARD STICK
-Cab Height: 100 in
-Vertical Wall: 117.8 in
-Boom In Reach: 120.4 in
-Tail Swing with Counterweight: 62.4 in
-Boom Swing - Right: 36.8 in
-Track Belt/Shoe Width: 17.7 in
-Maximum Reach: 281.1 in
-Stick Length: 71.7 in
-Maximum Blade Height: 14.6 in
-Boom Swing - Left: 23.8 in
-Maximum Blade Depth: 16 in
-O/A Track Width: 90.6 in
-Maximum Dig Height: 265.2 in
-Maximum Dump Clearance: 187.4 in
-Maximum Reach - Ground Level: 273.6 in
-Tail Swing without Counterweight: 57.1 in
-O/A Undercarriage Length: 113.4 in
-Swing Bearing - Height: 29.7 in
-Ground Clearance: 13.8 in
-Dig Depth: 161.7 in
-Note: Boom Height when stick is pinned in transport position with no attachments.
-Overall Shipping Length - with Counterweight: 264 in
-Note (1): Boom Height when stick is pinned in working position with attachments. Standard Stick offers only one pin position.
-Overall Shipping Length - without Counterweight: 258.8 in
-Note (2) With blade positioned at the rear of the machine.
-Height - Boom Working - With Tools: 104.7 in
-Height - Boom Transport - No Tools: 95.7 in

DIMENSIONS - LONG STICK
-Dig Depth: 182.8 in
-Boom Swing - Left: 23.8 in
-Maximum Dig Height: 277.1 in
-Maximum Blade Height: 14.6 in
-Track BeIt/Shoe Width: 17.7 in
-Cab Height: 100 in
-Tail Swing with Counterweight: 62.4 in
-O/A Undercarriage Length: 113.4 in
-Maximum Dump Clearance: 199.7 in
-Boom Swing - Right: 36.8 in
-Maximum Blade Depth: 16 in
-Ground Clearance: 13.8 in
-Stick Length: 92.8 in
-Maximum Reach: 300.7 in
-Maximum Reach - Ground Level: 293.7 in
-Boom In Reach: 126.6 in
-Swing Bearing - Height: 29.7 in
-O/A Track Width: 90.6 in
-Tail Swing without Counterweight: 57.1 in
-Vertical Wall: 134 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
-Height - Boom Working - With Tools: 120.1 in
-Overall Shipping Length - without Counterweight: 6872 mm (270.6 in)
-Overall Shipping Length - with Counterweight: 6872 mm (270.6 in)

This information is provided for informational purposes only. HDD Broker LLC cannot warrant the accuracy or completeness of this information. This information is subject to change by the manufacturer. Some specifications may vary by model year.

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