Bobcat 335 Compact Mini Excavator Specs

Description:

The Bobcat 335 Compact Mini Excavator is a mid-sized powerhouse ideal for heavy trim work, utility installation, and landscaping jobs. Built from 2005 to 2013, it’s outfitted with a Tier 3 / Tier 4 compliant Kubota V2203 diesel engine producing around 45 hp. With enhanced hydraulics and a comfortable operator station, the 335 delivers smooth digging, precise controls, and impressive digging depth in a compact frame.

Engine & Powertrain:

• Engine: Kubota V2203-M-E3B, 4-cylinder liquid-cooled

• Horsepower: 45 hp

• Displacement: 134.2 cu in

• Fuel Capacity: 21 gallons

• Travel Speed: ~2.5 mph

Hydraulic System:

• Hydraulic Flow: ~23 GPM

• System Pressure: ~2,900 psi

• Auxiliary Flow: High-flow option available

• Boom Swing: ~70° left, 55° right

Dimensions & Capacity:

• Operating Weight: ~11,200 lbs

• Maximum Digging Depth: ~10.6 ft

• Maximum Reach at Ground Level: ~17.8 ft

• Width: 5 ft 7 in (standard tracks)

• Height: 8 ft 3 in (canopy), 8 ft 8 in (cab)

• Ground Pressure: ~4.7 psi

Maintenance Essentials:

• Replace hydraulic fluid and filters at scheduled intervals

• Maintain track tension and regularly grease pivot pins

• Check and top off final drive oil

• Monitor cooling system and keep radiator clear

• Change air, fuel, and hydraulic filters with service kit

Common Issues & Solutions:

• Hydraulic leaks – address with Bobcat 335 hydraulic seal kits

• Wear on pivot pins and bushings – rebuild with pin and bushing sets

• Engine rough idle or starting issues – fix by replacing filters and cleaning injectors

• Final drive sluggishness – inspect and renew damages with drive components

Serial Number Breaks:
Standard serial prefixes start at KBM035S (e.g., KBM035S*), KBM035T, and KBM035U. Serial plate is located on the main frame in front of the operator’s cab. Verify serial number to ensure correct parts fitment.

Pro Tips:

• Keep a seal kit and filter bundle on-hand for quick maintenance

• Grease all boom, swing, and bucket pins weekly for longer component life

• Inspect rubber tracks quarterly for wear and damage

• Track coolant temperature during heavy operation to avoid overheating