U SERIES | Alta Equipment Company

MODELS: U17, U25S, U27-4, U35-4, U55-4
When you have to take on a tough job in a tight space, look no further than the versatile U Series. Kubota U Series excavators offer performance, durability, convenience and comfort to help you tackle tougher jobs in even tighter spaces.

  • Ground Contact Pressure (psi): 3.8 - 4.42
  • Fuel Resevoir: 5.02 (19) - 18.0 (68)
  • Blade Width: 3'3" (990) - 6' 5.2" (1960)
  • Bucket Breakout Force (lbs.): 3417 - 11177
  • Hydraulic Breaker (ft./lb.): 300 - 750
  • Operating Weight lbs. (kg): 3693 - 11915
  • Overall Height: 7' 8" - 8' 4.4"
  • Pump Capacity (GPM): 11.9 - 39.4
  • Quick Coupler: Mechanical
  • Pin-On Bucket: 9-18" - 12-48"
  • Displacement (cu. in.): 54.8 - 159.6
  • Overall Length: 11' 7" - 18' 0.5"
  • Hydraulic Thumb: N/A / Optional
  • Maximum Dumping Height: 8' - 13' 23"
  • Hydraulic Oil Resevoir / System: 3.4 (13) / 6.1 (23) - 11.9 (45) / 20.9 (79)
  • Arm Breakout Force (lbs.): 1918 (870) - 6261 (2840)
  • Overall Width: 3' 3"/4' 1" - 6' 5.2"
  • Rear Swing Clearance: 0" - 2.5"
  • Traveling Speed: Low (mph): 1.4 - 1.8
  • Traveling Speed: High (mph): 2.6 - 3.1
  • Engine Model: Kubota D902-E4, Kubota D1105-E4, Kubota D1703M-DI-E4, Kubota V2607-CR-E4
  • Quick Attach Buckets: 9-18" - 12-48"
  • Auxiliary Hydraulics Flow Rate (GPM): 7.32 - 19.8
  • Horsepower (gross): 16.1 - 47.6. HP
  • Maximum Digging Depth: 7' 7" -11' 10.3"
  • Blade Height: 10.3" (260) - 1'4.0" (410), Angle Blade: 1'4.7" (425)
  • COMFORT & CONVENIENCE: Wrist rest
  • ANGLE BLADE OPTIONAL HYDRAULIC ANGLE BLADE1: Save time and work more efficiently. With a simple movement of the new thumb operated rocker switch on the dozer lever, the hydraulic angle blade can be angled to the right or left to push soil to the side as the machine moves forward, eliminating the need for repetitive repositioning at right angles when backfilling trenches. 1Available on U35-4, U55-4
  • CLEAN RUNNING KUBOTA TIER 4 ENGINE: Kubota excavators are all powered by Kubota Tier 4 emission engines. The modern engine design maximizes digging and lifting performance, delivers minimized noise and vibration and meets the latest engine emission regulation.
  • CHANGEABLE CONTROL PATTERN: Convenient Two-pattern Selection System (TPSS) allows you to change between ISO and SAE operating patterns with a quick flip of the TPSS switch – without tools or leaving your seat.
  • AUXILIARY: Proportional AUX flow switch – a convenient bi-directional switch enables easy operation of hydraulic thumbs and other hydraulic attachments such as augers and breakers
  • VARIABLE WIDTH UNDERCARRIAGE: To enable passage through narrow spaces such as doorways and gates, the adjustable width track frame can reduce by simply operating a single lever. Plus, changing the blade width is as easy as removing one pin by hand. *Available on U17
  • TWO SPEED TRAVEL: All Kubota excavators have a two speed drive that allows for efficient machine maneuverability and backfill operations.
  • COMFORT & CONVENIENCE: Digital panel with easy access, simple settings and easy-to-read indicators and alerts
  • COMFORT & CONVENIENCE: A spacious operator station designed for greater comfort, with a fully flat floor for more legroom
  • COMFORT & CONVENIENCE: Easy-open front slide window
  • COMFORT & CONVENIENCE: Optional cab
  • SERVICEABILITY: Steel hood panels
  • SERVICEABILITY: Centralized swivel bearing lubrication
  • SERVICEABILITY: One-sided engine maintenance
  • SERVICEABILITY: Wide hood openings for easy access to engine and other vital components
  • COMFORT & CONVENIENCE: Cup holder
  • SERVICEABILITY: Protected cylinder hoses
  • SERVICEABILITY: Front pin bushings to help maximize durability
  • COMFORT & CONVENIENCE: Easy cab entry and exit
  • AUXILIARY: Proportional flow control of auxiliary circuit (AUX1) and maximum oil flow setting – you can operate a larger variety of auxiliary attachments than ever before