- Shipping Length Of Unit: 16.7 ft / 5090.16 mm
- Max Cutting Height: 17.78 ft / 5418.59 mm
- Shipping Height Of Unit: 8.19 ft / 2494.27 mm
- Max Loading Height: 12.76 ft / 3888.73 mm
Published dimensions and weight
Kubota KX121-3
The Kubota KX121-3 is a 4.1 t-class mini excavator with a 42 hp engine.
01Published dimensions and weight
Dimensions reference
Measurement reference — not to scale

01Dimensions referenceLength × width × height
02Operating Weight9063 lb4111 kg
03Selected published values21
Mini excavators are commonly used for digging and utility work where access or working space is limited. Published rows for Kubota KX121-3 include a published maximum digging depth of 11.5 ft / 3505.2 mm, published operating weight of 9063 lb / 4111 kg, published engine power of 42 hp / 31.4 kw. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Shipping Length Of Unit” field (16.7 ft / 5090.16 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Max Cutting Height” field (17.78 ft / 5418.59 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Shipping Height Of Unit” field (8.19 ft / 2494.27 mm) with the specific machine's configuration and records; options and condition can differ.
02Specifications
Published values, clearly grouped.
Published specifications and measurements are organized by section for quick reference.
Boom/Stick Option (Hex) 1
Shipping Length Of Unit16.7 ft5090.16 mm
Max Cutting Height17.78 ft5418.59 mm
Shipping Height Of Unit8.19 ft2494.27 mm
Max Loading Height12.76 ft3888.73 mm
Max Reach Along Ground17.97 ft5476.22 mm
Max Vertical Wall Digging Depth8.14 ft2479.03 mm
Max Digging Depth11.5 ft3505.2 mm
Dimensions
Width To Outside Of Tracks5.58 ft1699.26 mm
Ground Clearance1.09 ft330.19 mm
Undercarriage
Max Travel Speed3.1 mph4.99 km/h
Ground Pressure4.41 psi30.41 kPa
Engine
Engine Make23342334
Engine ModelV2203-MV2203-M
Net Power42 hp31.4 kw
Power Measured @2250 rpm2250 rpm
Displacement134.1 cu in2.2 L
Operational
Operating Weight9063 lb4111 kg
Fuel Capacity16.9 gal64 L
Hydraulic System Fluid Capacity17.7 gal67.1 L
Hydraulic Pump Flow Capacity25 gal/min94.7 L/min
Swing Mechanism
Swing Speed9.4 rpm9.4 rpm
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Manufacturer-published specifications.