Specifications, Service and Repair of Farm and Lawn Tractors

Kubota B2630 Tractor Specs

Kubota D1105 Engine Specifications

Engine Model - Kubota D1105-E3-D21
Number of Cylinders - 3
Advertised Engine Power, Rated, hp (kW) - 30.0 (22.4)
Maximum Engine Power, hp (kW) - Same as Advertised
Rated Engine Speed, rpm - 2800
Power Boost, hp (kW) - No boost
Fuel Tank capacity, gal (L) - 8.1 (31)
Diesel Exhaust Fluid (DEF) tank capacity, gal (L) - No DEF
Displacement, cu in (L) - 68.5 (1.123)
Kubota D1105 Engine Bore, in (mm) - 3.1 (78)
Engine Stroke, in (mm) - 3.1 (78.4)
Block Design, Replaceable Liners - Parent bore block
Aspiration, Turbocharged or Naturally Aspirated - Naturally Aspirated
Fuel System Description - In-Line Pump System
Fuel System Control, Electronic or Mechanical - Mechanical
D 1105 Fuel Injection to combustion chamber - Indirect
Emission Level, US EPA Tier - Tier 4 Interim
Exhaust Pipe, Vertical stack or Horizontal - Horizontal
Cooling System Fan Drive Type - Belt
Electrical System Rating, Volts - 12

Kubota B2630 Tractor PTO Performance

PTO Horsepower, Basic / Optional Transmission, hp (kW) - 19.5 (14.5)
Power Take Off Speeds, rpm - 540
PTO operational Type - Independent

Kubota B-2630 Transmission Configuration

Manufacturer's Description - HST
Transmission Type - Hydrostatic
Number of Forward / Reverse Speeds - Infinite, 3 range
Maximum Speed Forward, mph (kph) - 11.5 (18.6)
Creeper Range Available - Std
Shuttle (Forward-Reverse) Available - No

Wheel Configuration

Drive Wheels - 4WD
Steering Configuration - Front Steer

Rear Axle, Front Axle and Brakes

Final Drive Location and Description - Spur gear
Axle Output End, Flange or Bar - Flange
Axle Bar Diameter, in (mm) - No bar axle
Suspended Front Axle Available - No
Service Brake Type - Wet disc

Kubota B2630 Hydraulic System

Hydraulic System Type - Open center
Main Hydraulic Pump Type - Dual pump
Standard Pump Flow, gpm (Lpm) - 9.8 (37.2)
Optional Pump Flow, gpm (Lpm) - No option
Number of Standard Remote Valves - 2

Kubota B-2630 Tractor 3-Point Hitch

3-Point Hitch Category - Category 1
Optional Hitch Category - No option
Draft Sensing or Lift Control - Position Control
Draft Link Ends Adjustable - Std
Standard Lift Capacity 24 Inches behind pin, lb (kg) - 1,676 (760)
Standard Lift Capacity at lift pin, lb (kg) - 2,139 (970)

Drawbar

Drawbar Description - Fixed

Wheelbase

Wheelbase, MFD/4WD or Track, in (mm) - 65.6 (1666)

Dimensions and Weight

Height to Top of ROPS raised, in (mm) - 78.5 (1995)
Overall Width, with standard wheels or tracks, in(Mm) - 53.8 (1366)
Weight, MFD/4WD w/ROPS, lb (kg) - 1,786 (810)

Tire Size

Front Tire Size orTrack Width, MFD/4WD or Track - 7.0-12
Rear Tire Size or Track Width - 12.4-16

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