Bobcat 337 Compact Mini Excavator Specs

Description:

The Bobcat 337 Compact Mini Excavator, built between 2003 and 2008, blends maneuverability and performance in a zero-tail swing design. Powered by a 29 HP Kubota D722-E3 diesel engine, it offers 11.5 GPM hydraulic flow at ~3,200 psi. With an operating weight around 7,600 lbs and a dig depth of 8.5 ft, the 337 is tailored for landscaping, light construction, utility, and tightly-spaced job sites.

Engine Specs:

• Engine: Kubota D722-E3 diesel

• Type: 3-cylinder, liquid-cooled

• Displacement: 722 cc

• Horsepower: 29 HP @ 2,500 rpm

Hydraulic System:

• Auxiliary Flow: 11.5 GPM

• System Pressure: ~3,200 psi

• Swing Speed: ~8 rpm

• Bucket Force: ~5,800 lbs

• Arm Dig Force: ~2,800 lbs

Dimensions & Performance:

• Operating Weight: ~7,600 lbs

• Max Dig Depth: 8.5 ft

• Ground-Level Reach: 14 ft

• Dump Height: ~10.2 ft

• Travel Speed: ~1.7–2.5 mph

• Width: 60.6 in

• Height to Cab Roof: ~7.9 ft

• Length (transport): ~15.5 ft

Serial Number Range:

• Serial prefixes start with 233M-11001+

• Serial plate located on front frame beneath the cab

Common Maintenance & Wear Parts:

• Hydraulic cylinder seal kits and hoses

• Pivot pins and bushings, swing bearing components

• Final drive/travel motors and sprockets

• Engine oil, hydraulic and air filters

• Radiator, coolant hoses, belts

• Swing motor seals and hydraulic fittings

Typical Issues & Quick Fixes:

• Leakage: Replace worn seals or cracked hoses

• Slow or Uneven Swing/Travel: Change hydraulic filters or service final drives

• Boom Slack: Install new pivot pins and bushings

• Coolant/Overheating: Clean radiator and inspect hoses

• Track Wear: Adjust tension & inspect rollers weekly

Pro Tips:

• Grease all pivot points every shift to prevent slop

• Monitor hydraulic oil condition; replace when dark or contaminated

• Maintain track tension for extended undercarriage life

• Clear debris from swing frame and blade daily

Need parts?
Shop Bobcat 337 Mini Excavator Parts for hydraulic kits, final drives, pins, filters and more to ensure reliable performance.