Kubota L3800 vs Rural King RK37S

Across 7 measurable specs, the Rural King RK37S leads 5 categories to 1 (1 tied). Machine pages: Kubota L3800 and Rural King RK37S.

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Category Verdict

Full Spec Sheet

Every published spec, side by side, including the details the graphs above don't chart.

Spec	KubotaL3800	Rural KingRK37S

▶Engine
Engine Manufacturer	Kubota	Yanmar
Engine Model	D1803	3TNV88-CR
Engine Type	Diesel, 3-cylinder, liquid-cooled	Natural aspiration
No. of Cylinders	3	3
Displacement	111.4 in³	100.2 in³
Rated Engine Speed	2700 rpm	3000 rpm
Engine Power (Gross)	37.4 hp	37.4 hp
PTO Power	Gear: 31.5 hp; HST: 30 hp	30.2 hp
Engine Emissions Constraints	Tier 4	Tier 4
Cooling System Type	Not Published	Liquid-cooled
Air Cleaner	Not Published	Dual dry
Fuel System	Not Published	Common Rail Direct Injection
Alternator	Not Published	55 A, 12 V
▶Hydraulics
Pump Type	Not Published	Dual gear pump
Implement Flow	6.3 gpm	6.4 gpm
Steering Flow	Not Published	4.6 gpm
Total Hydraulic Flow	Not Published	11.0 gpm
Overall Hydraulic Pump Flow	Not Published	6.4 gpm
Hydraulic System Type	Open center	Not Published
Rear Remote Hydraulic Flow	Not Published	Not Published
No. of Standard Remote Valves	Not Published	1
No. of Optional Remote Valves	Not Published	1
▶Fluid Capacity
Fuel Tank Capacity	10 gal	9.0 gal
Coolant Capacity	Not Published	7.4 qt
Crankcase Capacity	Not Published	6.0 qt
Transmission / Hydraulic System Capacity	Gear: 7.1 gal; HST: 6.2 gal	9.25 gal
Front Axle Fluid Capacity	Not Published	8.7 qt
▶PTO & Hitch
PTO Type	Not Published	Independent
PTO Rear	540 rpm	540 rpm
Mid-PTO Availability	Not Published	No mid-PTO offered
Category, 3-Point Hitch	Category I	Category I
Hitch Lift Capacity	Not Published	2,646 lb
Hitch Lift Capacity (at 24”)	Not Published	1,764 lb
Lift Control Type	Not Published	Position
▶Transmission & Drivetrain
Transmission Type	Gear: 8-speed constant mesh; HST: hydrostatic	12F/12R Syncro Shuttle
No. of Speeds	Gear: 8F/4R; HST: infinite (3-range)	12 forward, 12 reverse
Max Travel Speed (Forward)	Not Published	15.0 mph
Max Travel Speed (Reverse)	Not Published	Not Published
Clutch	Not Published	Single plate dry clutch (8.86 in diameter); hydraulic clutch assembly for Independent PTO models
Differential Lock & Limited Slip Options	Rear differential lock standard	4WD, differential lock
▶Chassis, Steering & Controls
Frame Type	Not Published	Transmission case, clutch housing, engine and front axle support bolted together to form a rigid unit
Steering	Hydrostatic power steering	Hydrostatic power steering
Brakes	Wet disc	Wet disc
Seat Suspension & Adjustability	Not Published	Suspension seat with armrests and retractable seat belt, standard
Front Axle Type	Bevel gear front axle	Center-pivot, reverse Elliot type (4WD)
Front Axle Rating	Not Published	Not Published
Drawbar Capacity	Not Published	Not Published
▶Dimensions & Maneuverability
Overall Length with 3-Point Hitch	2WD: 110.6 in; 4WD: 106.3 in	126 in
Overall Width	55.1 in	53.5 in
Wheelbase	63.3 in	64.5 in
Ground Clearance	2WD: 13.6 in; 4WD: 13.4 in	12.8 in
Min. Turn Radius without Brakes	Not Published	116 in
Height to Top of ROPS	91.7 in	94.5 in
Height to Top of ROPS (folded)	Not Published	Not Published
Height to Top of Cab Model	Not Published	Not Published
▶Weight
Tractor Weight (Base)	2WD gear: 2480 lb; 4WD gear: 2657 lb; 4WD hydro: 2668 lb	3,065 lb
Weight with ROPS and Loader	Not Published	Not Published
Weight with Cab and Loader	Not Published	Not Published
▶Tire Options
Tire Size & Options	2WD: 5.00-15 front; 4WD: 7.2-16 front; 11.2-24 rear	Titan (USA): R4 Industrial (Std), R1 Agricultural (Opt), R3 Turf (Opt)
R1 Agricultural - Front	2WD: 5.00-15; 4WD: 7.2-16	7-16
R1 Agricultural - Rear	11.2-24	11.2x24
R3 Turf - Front	2WD: 23x8.50-12; 4WD: 25x8.50-14	28x8.5-15
R3 Turf - Rear	13.6-16	41x14-20
R4 Industrial - Front	27x8.50-15 (4WD)	10-16.5
R4 Industrial - Rear	15-19.5	43x16-20
▶Loader & Attachments
Quick Attach Loader System	LA524 quick attach loader	L102: Skid-steer compatible quick-attach
Loader Model	LA524	L102
Loader Lift Height	LA524: 94.3 in	L102: 102 in
Loader Lift Capacity (Full Height)	LA524: 1131 lb (at pin)	L102: 2,116 lb at pivot pin to full height
Loader Breakout Force	LA524: 2462 lbf (at pin)	L102: 3,435 lb at pivot pin
▶Warranty
Warranty Length & Coverage	Not Published	2-year full machine warranty; 8-year, 3,000-hour powertrain warranty (no deductible, parts and labor)
▶ITC Company Accessories
Accessories that fit	None tagged yet	TYM T394 Rural King RK37 Brush Screen Insert $249.99

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Kubota L3800 vs Rural King RK37S: Quick Answers

Which has more horsepower, the Kubota L3800 or the Rural King RK37S?

They are effectively tied: both machines are rated at 37.4 hp hp for engine hp.

Which has more PTO horsepower, the Kubota L3800 or the Rural King RK37S?

The Kubota L3800 leads on pto hp at 31.5 hp hp, compared to 30.2 hp hp for the Rural King RK37S.

Which is heavier, the Kubota L3800 or the Rural King RK37S?

The Rural King RK37S leads on weight at 3,065 lb lb, compared to 2,668 lb lb for the Kubota L3800.

Which has more loader lift capacity, the Kubota L3800 or the Rural King RK37S?

The Rural King RK37S leads on loader lift at 2,116 lb lb, compared to 1,131 lb lb for the Kubota L3800.

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