Kubota L3940 Production ended · 4WD
40.5 hp
Lineage ← Predecessor L3830 2003–2007 · 39 hp This model L3940 2007–2013 · 40.5 hp
Successor → L4060 2013–2023 · 42 hp Power specifications Engine 40.5 hp gross PTO no record Drawbar no record Listed power 40 hp engine basis
Engines fitted to the Kubota L3940 Kubota 2.0L 4-cyl dieselDiesel · 4 cyl 122 ci
Engine details Kubota 2.0L 4-cyl diesel Bore × stroke 3.3 in × 3.6 in Rated speed 2,700 rpm Rated power 40.5 hp Cooling liquid-cooled Transmissions for the Kubota L3940 HST Plushydrostatic infinite forward and reverse (3-range) FST sync shuttle 8F / 8R Glide Shift (GST) 12F / 8R
Transmission notes HST Plus: Controlled by treadle foot pedal, cruise control standard with left-hand lever. Three range with Hydro Dual Speed, a high/low power shift controlled by left-hand lever. Auto Hydro Dual speed allows automatic control to match load. Stall Guard maintains engine RPMs by reducing speed under load. HST Response Control adjusts acceleration rates. Auto Throttle Advance links engine RPMs to transmission, so that the throttle increases when speed is increased.
Weight specifications Weight 3,483 lb unspecified
Dimensions specifications Wheelbase 74.6 in Length 121.5 in Width 66.5 in Height 97.4 in Ground clearance 14.6 in Front tread, narrowest 45.5 in Front tread, widest 45.5 in Rear tread, narrowest 50.6 in Rear tread, widest 60.2 in
Capacities specifications Fuel tank 13.2 gal Hydraulic system 11.4 gal
Hydraulics specifications System open center Pump flow 9.8 gpm Total flow 14.7 gpm Steering flow 4.9 gpm Remote valves 2 to 3
Hitch specifications Rear hitch category I Rear lift capacity 3,860 lb Rear lift at 24 in (610 mm) 2,760 lb
PTO specifications Rear PTO independent Rear PTO speeds 540 Mid PTO semi-independent (optional) Mid PTO speeds 2000 Engine rpm at PTO speed 540@2550
Chassis specifications Drive 4WD Steering hydrostatic power steering Brakes Wet disc brakes Differential lock standard Cab Two-post ROPS. Grand CAB on HSTC
Tires specifications Front 8.3-16 Rear 14.9-24
Electrical specifications System voltage 12 V Cold cranking 582 CCA Charging output 40 A Ground negative
Production specifications Built by Kubota
Data from TractorData.com , last updated there 21 November 2014; collected 7 October 2026. See sources and attribution .
No records for: tracks.
The "semi-independent" mid PTO is linked with the rear PTO. Whenever the mid PTO is engaged, the rear PTO will also be engaged. The rear PTO can be run without the mid PTO.