| Manufacturer | Kubota |
| Price | 20,050(USD) |
| Model | L3700SU |
| Equipment Type | Utility Tractors |
| Factory |
KUBOTA L3700SU POWER
| Engine (gross) | 37.4hp / 27.9kW |
| Engine (net) | 35.7hp / 26.6kW |
| PTO (claimed) | 30hp / 22.4kW |
ENGINE DETAIL
The Kubota L3700SU features a robust 1.8L diesel engine with a gross output of 37.4hp, making it suitable for medium-duty applications such as tilling and mowing, but optimal performance is contingent on a smooth operation at 2700 RPM. Its Interim Tier IV emissions compliance ensures it meets regulatory standards while maintaining efficiency; however, potential challenges may arise in terms of emissions system maintenance. The 12-volt starter system offers reliable ignition but necessitates adequate battery storage for consistent performance, especially in colder climates.
| Description | Kubota diesel 3-cylinder liquid-cooled |
| Displacement | 111.4ci / 1.8L |
| Bore/Stroke | 3.4x4.0inches / 86x 102 mm |
| Emissions | Interim Tier IV |
| Power (gross) | 37.4hp / 27.9kW |
| Rated RPM | 2700 |
| Starter volts | 12 |
KUBOTA L3700SU ENGINE
The Kubota L3700SU features a robust 1.8L three-cylinder diesel engine, which offers a balance of power and fuel efficiency for various agricultural tasks. Its compact design enhances maneuverability in tight spaces but may limit engine outputs compared to larger models, making it best suited for small to medium-scale operations. A key advantage is the low maintenance requirement typical of Kubota engines, promoting long-term reliability but potentially lacking the high-end torque needed for heavy-duty applications.
| Description | Kubota 1.8L 3-cyl diesel |
TRANSMISSION
The Kubota L3700SU's hydrostatic transmission allows for infinite speed adjustment within three ranges, providing excellent maneuverability and ease of operation, particularly in tight spaces or for tasks requiring precise speed control. Advantages include reduced operator fatigue and enhanced traction control on varying terrain; however, this may come at the cost of reduced power transfer efficiency compared to gear-driven systems. This tractor is ideal for applications such as mowing, loader work, or landscaping, where versatility and operator comfort are paramount.
| Type | hydrostatic |
| Gears | infinite (3-range) forward and reverse |
MECHANICAL
The Kubota L3700SU features a 4x4 MFWD configuration, enhancing traction and maneuverability in varied terrains, which is ideal for heavy-duty agricultural tasks. The hydrostatic transmission offers smooth, responsive speed control, perfect for applications requiring precision, while the mechanical wet disc brakes provide reliable stopping power, albeit with potential maintenance needs. The foldable ROPS increases safety without sacrificing visibility, making it suitable for both open fields and confined spaces.
| Chassis | 4x4 MFWD 4WD |
| Differential lock | rear standard |
| Steering | hydrostatic power |
| Brakes | mechanical wet disc |
| Cab | Foldable two-post ROPS. Optional sunshade. |
| Transmission | hydrostatic |
CAPACITY
| Fuel | 9 gal /34.1 L |
| Hydraulic system | 6.2gal / 23.5L |
HYDRAULICS
| Type | open center |
| Capacity | 6.2gal / 23.5L |
| Pump flow | 6.8gpm / 25.7lpm |
| Total flow | 10.9gpm / 41.3lpm |
| Steering flow | 4.1gpm / 15.5lpm |
TRACTOR HITCH
| Rear Type | I |
| Rear lift (at ends) | 1,998lbs / 906kg |
| Rear lift (at 24 | 1,435lbs / 650kg |
POWER TAKE-OFF (PTO)
| Rear PTO | live |
| Rear RPM | 540 (1.375) |
| Engine RPM | 540@2425 |
KUBOTA L3700SU TIRES
The Kubota L3700SU tractor offers versatile tire configurations, enabling optimal performance across various applications, from agriculture to lawn maintenance. The Ag tires, particularly the 7-16 front and 11.2-24 rear, provide excellent traction in field conditions, while the lawn/turf and industrial tires offer smoother operation and reduced soil compaction for landscaping tasks. A potential challenge is the trade-off between versatility and specialization; selecting the wrong tire type for the task can impact efficiency and performance significantly.
| Ag front | 7-16 |
| Ag rear | 11.2-24 |
| Lawn/turf front | 25x8.50-14 |
| Lawn/turf rear | 13.6-16 |
| Industrial front | 27x8.50-15 |
| Industrial rear | 15-19.5 |
DIMENSIONS
| Wheelbase | 63.3inches / 160cm |
| Length | 106.5inches / 270cm |
| Width | 51.4inches / 130cm |
| Height (ROPS) | 85inches / 215cm |
| Weight | 2,568lbs / 1164kg |
| Clearance (front axle) | 13.4inches / 34cm |
| Front tread | 43.1inches / 109cm |
| Rear tread | 40.2 to 50.8inches / 102to 129 cm |
DIMENSIONS & TIRES
The Kubota L3700SU tractor has a wheelbase of 63.3 inches, providing stability and maneuverability in tight spaces, ideal for small to medium agricultural tasks. Weighing 2,568 lbs, it offers good ground contact and traction, particularly beneficial for tillage operations. The tire sizes (7-16 in front and 11.2-24 in rear) enhance its capability to handle various terrains, but may limit its ability to navigate rough landscapes without additional modifications or suitable tire choices.
| Wheelbase | 63.3inches / 160cm |
| Weight | 2,568lbs / 1164kg |
| Front tire | 7-16 |
| Rear tire | 11.2-24 |
ATTACHMENT OVERVIEW
| Description | Front-end loader Backhoe The Kubota L3700SU was configured with quick-attach loader as standard equipment and an optional backhoe. Kubota-recommended rear attachments included 64 or 74-inch snowblowers and 40, 50, or 60-inch tillers. |
KUBOTA LA463 LOADER
| Height (to pin) | 95.3inches / 242cm |
| Clearance, dumped bucket | 76.2inches / 193cm |
| Dump reach | 22.2inches / 56cm |
| Dump angle | 40° |
| Rollback angle | 31° |
| Breakout force (at pin) | 2,442lbs / 1107kg |
| Breakout force (at 500mm) | 1,858lbs / 842kg |
| Breakout force (bucket) | 2,134lbs / 967kg |
| Lift to full height (at pin) | 1,142lbs / 518kg |
| Lift to full height (at 500mm) | 853lbs / 386kg |
| Bucket width | 60inches / 152cm |
| Raise time to height | 3.5 s |
| Bucket dump time | 1.7 s |
| Lowering time | 2.2 s |
| Rollback time | 2.1 s |
KUBOTA BH76 BACKHOE
| Backhoe type | Kubota BH76 Backhoe |
| Digging depth | 92.2inches / 234cm |
| 2-Foot flat digging depth | 91inches / 231cm |
| 8-Foot flat digging depth | 69.3inches / 176cm |
| Reach from pivot | 120.5inches / 306cm |
| Loading height | 64.4inches / 163cm |
| Bucket force | 3,339lbs / 1514kg |
| Dipperstick force | 2,097lbs / 951kg |
ELECTRICAL
| Ground | negative |
| Charging system | alternator |
| Charging amps | 40 |
| Battery CCA | 490 |
| Battery volts | 12 |