Tractor reference
Kubota MX4900
Specifications, maintenance, parts and compatibility reference.
Specification set: United States - MX4900 DT/DTC 4WD gear-drive, ROPS or cab Kubota USA 2026 Full Product Line confirms this current MX configuration; numerical values are sourced from the current MX specification brochure.
Engine
Engine manufacturerKubota
Engine modelV2403CR-T
Engine typeLiquid-cooled diesel, Common Rail System, direct injection
Cylinders4
AspirationTurbocharged
Displacement148.6 cu in
Displacement2434 cm3
Gross engine power50.3 hp
Rated engine speed2700 rpm
Net engine power47.7 hp
Transmission
TransmissionPartially synchronized gear drive (3rd & 4th), synchronized shuttle, 8 forward / 8 reverse
Driveline4WD
PTO
PTO power41.3 hp
Rear PTOLive independent hydraulic PTO with PTO brake and wet clutch, 540 rpm
Hydraulics
Power-steering pump capacity4.9 gpm
Total hydraulic pump output9.5 gpm
3-point hitch categoryCategory I & II
Hydraulic lift controlPosition control standard; draft control optional
3-point lift capacity at 24 in. behind lift point2310 lb
Remote valvesMaximum 3 optional
Dimensions & Weight
Overall width at minimum tread69.7 in
Wheelbase74.6 in
Minimum ground clearance15.2 in
Tractor weightROPS: 3474 lb; cab: 4268 lb
Capacities
Fuel tank capacityROPS: 13.5 US gal (51 L); cab: 11.9 US gal (45 L)
Steering & Brakes
SteeringHydrostatic power steering
Brake typeMechanical wet disc
Electrical
AlternatorROPS: 45 A; cab: 60 A
Compatible parts & kits
This source-backed list can include maintenance parts, mounting hardware and accessory kits. Serial-number and machine-configuration restrictions may still apply, so review each part page before ordering or installing.
Compatible attachments
Attachment compatibility is stored separately from service parts. Configuration requirements below come from the cited compatibility source and can vary by driveline or tractor version.
BackhoeKubota BH92Kubota USA 2026 Full Product Line lists BH92 for MX4900 ROPS configurations. BH92 cannot be used with cab models.Backhoe details: Digging depth: 109.8 in; loading height: 84.3 in; reach from swing pivot: 150.4 in; bucket sizes 12, 16, 18, 24, 30 and 36 in; optional mechanical or hydraulic thumb. BH92 cannot be used with cab models.
Front loaderKubota LA1065Kubota USA 2026 Full Product Line lists LA1065 as the current front loader for MX4900.Front loader details: Kubota-built performance-matched MX Series front loader. Current 2026 full-line source lists LA1065 for MX4900, MX5400 and MX6000.
2275 lb at pivot pin/max height; 2864 lb at pivot pin @ 1.5 m; breakout force 3981 lbfLift height: 111.2 in maximum lift height at pivot pin
Sources
Kubota · official sourceKubota USA MX Series current specification brochure
Kubota · official sourceKubota USA 2026 Full Product Line - current MX Series lineup