Won't crank. Fuel starved. Hydraulic weeping. Every L4400DT problem starts with the wrong part. Get the 315-page OEM parts catalog: crankcase, oil pan, cylinder head, all of it.
Order the right part the first time. This Kubota L4400DT parts catalog runs to 315 pages of exploded views, with crankcase, injection pump, rear differential, steering cylinder, and 3-point linkage each broken down into a full parts list of reference numbers, quantities, and interchange codes. The drivetrain gets thirty pages on its own, covering the main shaft, countershaft, PTO clutch, and all three range-shift fork assemblies separately. Need the battery? It's the 80D26R. Checking a circuit? Fuse ratings run from 5A to 40A, listed by position. Replacing a headlight? Both old-type and new-type bulb numbers are spelled out. A wrong part means another round of shipping and downtime, so the catalog is bookmarked and keyword-searchable: pick the system, find the number, place the order.
What's Inside This Kubota L4400DT Parts Manual
| System | Pages | Key Topics |
|---|---|---|
| Crankcase | 7-8 | CRANKCASE Diagram, CRANKCASE Parts List, Comp.crankcase, Plug, Plug Expansion, Cap Sealing, Pin Straight, Pin Pipe |
| Oil Pan | 9-10 | OIL PAN Diagram, OIL PAN Parts List, Gasket Oil Pan, Bolt, Plug Drain, Gasket, Filter Oil |
| Cylinder Head | 11-12 | CYLINDER HEAD Diagram, CYLINDER HEAD Parts List, Hook Engine, Cap Protector, Stud, Nut, Washer Spring, Washer Plain |
| Gear Case | 13-14 | GEAR CASE Diagram, GEAR CASE Parts List, Comp.case Gear, Plug, O Ring, Pin Straight, Base Oil Filter, Bolt |
| Head Cover | 15-16 | HEAD COVER Diagram, HEAD COVER Parts List, Assy Cover Cyl.head, Shield Breather, Pipe Water Return, Cover Breather, Comp.valve Breather, Screw With Washer |
| Main Bearing Case | 17-18 | Main Bearing Case Diagram, Main Bearing Case Parts List, Assy Brg.case Wheel, Metal Crankshaft, Bolt Bearing Case, Gasket Bearing Case, Cover Bearing Case, Gasket Case Cover |
| Camshaft and Idle Gear Shaft | 19-20 | Camshaft And Idle Gear Shaft Diagram, Camshaft And Idle Gear Shaft Parts List, Tappet, Push Rod, Assy Camshaft, Ball, Key Feather, Stopper Camshaft |
| Piston and Crankshaft | 21-22 | Piston And Crankshaft Diagram, Piston And Crankshaft Parts List, Piston, Assy Piston Ring, Pin Piston, Cir Clip Internal, Assy Connecting Rod, Bush Piston Pin |
| Flywheel | 23-24 | FLYWHEEL Diagram, FLYWHEEL Parts List, Comp.flywheel, Gear Ring, Bolt Flywheel, Hub Spline, Comp.housing F-w., Pin Straight |
| Fuel Camshaft | 25-26 | FUEL CAMSHAFT Diagram, FUEL CAMSHAFT Parts List, Assy Camshaft Fuel, Camshaft Fuel, Bearing Ball, Gear Injection Pump, Key Feather, Sleeve Governor |
| Engine Stop Lever | 27-28 | Engine Stop Lever Diagram, Engine Stop Lever Parts List, Apparatus Idling, Assy Bolt Adjustment, Nut Spring, O Ring, Gasket, Cap |
| Injection Pump | 29-30 | INJECTION PUMP Diagram, INJECTION PUMP Parts List, Joint Eye, Assy Pump Injection, Shim Injection Pump, Bolt Flange, Stud, Nut Flange |
| Governor | 31-32 | GOVERNOR Diagram, GOVERNOR Parts List, Assy Lever Fork, Lever Fork, Shaft Fork Lever, Holder Fork Lever, Bolt Flange, Bolt |
| Speed Control Plate | 33-34 | Speed Control Plate Diagram, Speed Control Plate Parts List, Assy Bolt Adjustment, Bolt Adjusting, Nut, Gasket, Pipe Lock, Assy Plate Control |
| Nozzle Holder and Glow Plug | 35-36 | Nozzle Holder And Glow Plug Diagram, Nozzle Holder And Glow Plug Parts List, Assy Pipe Over Flow, Kit Holder Nozzle, Gasket, Seal Heat, Pipe Injection, Clamp Pipe |
| Nozzle Holder [Component Parts] | 37-39 | Nozzle Holder [component Parts] Diagram, Nozzle Holder [component Parts] Parts List, Kit Holder Nozzle, Nut, Washer Adjusting, Spring Nozzle, Piece Distance, Push Rod |
| Water Flange and Thermostat | 40-41 | Water Flange And Thermostat Diagram, Water Flange And Thermostat Parts List, Comp.flange Water, Plug Drain, Gasket, Flange Water, Plug, Bolt Flange |
| Water Pump | 42-43 | WATER PUMP Diagram, WATER PUMP Parts List, Assy Pump Water, Body Water Pump, Bearing, Impeller Water Pump, Assy Seal Mechanical, Flange W/pump Shaft |
| Valve and Rocker Arm | 44-45 | Valve And Rocker Arm Diagram, Valve And Rocker Arm Parts List, Valve Inlet, Valve Exhaust, Spring Valve, Retainer Valve Sp., Collet Valve Spring, Seal Valve Stem |
| Inlet Manifold | 46-47 | INLET MANIFOLD Diagram, INLET MANIFOLD Parts List, Assy Manifold Inlet, Pipe Water Return, Gasket In-manifold, Bolt |
| Exhaust Manifold/Muffler | 48-49 | Exhaust Manifold/muffler Diagram, Exhaust Manifold/muffler Parts List, Manifold Exhaust, Gasket Muffler, Stud, Gasket Ex-manifold, Nut, Muffler |
| Air Cleaner | 50-51 | AIR CLEANER Diagram, AIR CLEANER Parts List, Assy Cleaner Air, Assy Element Outer, Assy Cover A/c, Valve Evacuator, Assy Element Inner, Washer Spring |
| Upper Gasket Kit | 52-53 | Upper Gasket Kit Diagram, UPPER GASKET KIT Parts List, Kit Gasket Upper, Gasket Cylinder Head, Gasket In-manifold, Seal Valve Stem, Gasket Head Cover, Comp.valve Breather |
| Lower Gasket Kit | 54-55 | Lower Gasket Kit Diagram, LOWER GASKET KIT Parts List, Kit Gasket Lower, Gasket, Gasket Oil Pan, O Ring, Gasket Gear Case, Gasket Return Flange |
| Accelerator Lever | 56-57 | Accelerator Lever Diagram, Accelerator Lever Parts List, Grommet Hand Accel., Grip Lever, Nut, Assy Cable.accel, Washer Plain, Pin Snap |
| Accelerator Linkage | 58-59 | Accelerator Linkage Diagram, Accelerator Linkage Parts List, Rod Accel., Washer Plain, Pin Split, Cushion |
| Fuel Tank | 60-61 | FUEL TANK Diagram, FUEL TANK Parts List, Tank Fuel, Assy Cap Fuel, Cap Fuel, Spacer, Gasket, Plate Fuel Tank |
| Fuel Pipe and Fuel Filter | 62-63 | Fuel Pipe And Fuel Filter Diagram, Fuel Pipe And Fuel Filter Parts List, Assy Filter Fuel, Assy Tube Fuel, Clamp Hose, Tube Pipe, Tube Fuel, Clip Pipe |
| Fuel Filter [Component Parts] | 64-65 | Fuel Filter [component Parts] Diagram, Fuel Filter [component Parts] Parts List, Assy Filter Fuel, Assy Body, Handle Filter, Gasket, Retainer Handle, Plate Thrust |
| Fan | 66-67 | FAN Diagram, FAN Parts List, Flange Fan, Bolt Flange, Pulley Fan, V Belt |
| Water Pipe | 68-69 | WATER PIPE Diagram, WATER PIPE Parts List, Hose Radiator Upper, Band, Hose Radiator Lower |
| Radiator | 70-71 | RADIATOR Diagram, RADIATOR Parts List, Assy Radiator, Kit Shuroud Fan, Label Fan Warning, Label Muffler, Cap Radiator, Plug Drain |
| Reserve Tank | 72-73 | RESERVE TANK Diagram, RESERVE TANK Parts List, Assy Tank Reserve, Assy Cap, Cap, Gasket, Clip Pipe, Plate |
| Alternator | 74-75 | ALTERNATOR Diagram, ALTERNATOR Parts List, Stay Dynamo, Pulley Fan Drive, Key Feather, Assy Alternator, Bolt Flange, Bolt |
| Alternator [Component Parts] | 76-77 | Alternator [component Parts] Diagram, Alternator [component Parts] Parts List, Assy Alternator, Pulley Alternator, Nut, Collar, Assy Frame Drive End, Bearing Ball |
| Starter | 78-79 | STARTER Diagram, STARTER Parts List, Assy Starter, Stud, Nut, Bolt, Washer Spring |
| Starter [Component Parts] | 80-81 | Starter [component Parts] Diagram, Starter [component Parts] Parts List, Assy Starter, Assy Yoke, Assy Armature, Bearing, Clutch Starter, Roller |
| Battery | 82-83 | BATTERY Diagram, BATTERY Parts List, Label Battery, Cord Battery, Nut, Clamp, Cord Earth |
| Switch 1 / Relay | 84-85 | SWITCH 1 / RELAY Diagram, SWITCH 1 / RELAY Parts List, Relay Starter, Unit Flasher, Bolt Flange, Switch Main, Harness Main Switch, Switch Combination |
| Switch 2 / Sensor | 86-87 | SWITCH 2 / SENSOR Diagram, SWITCH 2 / SENSOR Parts List, Sensor Water Temp., Switch Oil, Switch Lever, Screw With Washer, Nut, Sensor Fuel Gauge |
| Panel Board | 88-89 | PANEL BOARD Diagram, PANEL BOARD Parts List, Assy Panel, Clamp Cord, Screw Tapping, Assy Cable Flexible, O Ring, Cover Meter Panel |
| Panel Board [Component Parts] | 90-91 | Panel Board [component Parts] Diagram, Panel Board [component Parts] Parts List, Assy Panel, Comp.meter, Assy Case, Assy Bulb, Glass, Screw |
| Head Light [Old Type] | 92-93 | Head Light [old Type] Diagram, Head Light [old Type] Parts List, Assy Light Head, Bulb, Assy Wire Harness, Unit Lamp, Mark Symbol, Bolt Flange |
| Head Light [New Type] | 94-95 | Head Light [new Type] Diagram, Head Light [new Type] Parts List, Assy Light Head, Bulb, Assy Wire Harness, Unit Lamp, Mark Symbol, Bolt |
| Hazard Light | 96-97 | HAZARD LIGHT Diagram, HAZARD LIGHT Parts List, Assy Light Hazard, Lens Hazard Light, Screw Tapping, Bulb Light, Nut, Washer Toothed |
| Rear Lamp | 98-99 | REAR LAMP Diagram, REAR LAMP Parts List, Assy Light Combi.rh, Lens, Gasket, Bulb, Screw, Assy Light Combi.lh |
| Electrical Wiring | 100-101 | Electrical Wiring Diagram, Electrical Wiring Parts List, Wire Harness, Case Fuse Box, Puller Fuse, Fuse, Clip, Clamp |
| Clutch | 102-103 | CLUTCH Diagram, CLUTCH Parts List, Assy Plate Pressure, Pin Straight, Bolt, Comp.disk Clutch |
| Clutch Lever | 104-105 | Lever Clutch, Case Propeller Shaft, Holder Clutch, Bearing Release, Fork Clutch Release, Key Fork |
| Clutch Pedal | 106-107 | Assy Pedal Clutch, Bush, Spring, Cover Pedal, Rod Brake Upper, U Joint, Nut, Pin Joint |
| Clutch Housing | 108-109 | Bush, Plug Drain, Washer With Rubber, Kit Plug, Washer Spring, Stud, Bolt |
| Mid Case | 110-111 | Case Mid I-Pto, Holder Bearing, Piston, Cover, Spring, Seal Piston |
| Transmission Case | 112-113 | Case Transmission, Gauge Oil, Pin Straight, Stud, Bolt, Holder Bearing |
| Main Shaft | 114-115 | Gear-Shaft, Bearing Ball, Seal Oil, Gear-Shaft Main, Gear, Gear-Shaft PTO |
| Countershaft | 116-117 | Bearing Ball, Gear, Bearing Needle, Collar Thrust, Coupling |
| Range Gear Shaft | 118-119 | Shaft Range Gear, Coupling, Bearing Ball, Collar Thrust, Gear, Shifter |
| Spiral Bevel Pinion | 120-121 | Gear 4Wd, Case, Bearing Taper-Roller, Shim, Gear, Assy Gear Bevel |
| Rear Differential | 122-123 | Assy Differential, Case Differential, Shaft Diff.Pinion, Pinion Diff., Gear Diff.Side Rh, Shifter Diff.Lock |
| PTO Countershaft | 124-125 | Gear-Shaft I-Pto, Bearing Roller, Bearing Ball, Countershaft I-Pto, Collar, Gear I-Pto |
| PTO Clutch | 126-127 | Gear-shaft I-pto, Assy Clutch I-pto, Disk Brake, Bearing Needle, Ring Seal, Bearing Ball, Collar Distance, Cir Clip External |
| PTO Clutch [Component Parts] | 128-129 | PTO Clutch, Case PTO Clutch, Piston, Plate Brake, Spring Return, Disk Clutch, Hub Clutch |
| PTO Shaft | 130-131 | Gear, Collar Thrust, Bearing Needle, Cir Clip External, Shaft Drive, Bearing Ball |
| Main Gear Shift Fork | 132-133 | Fork Main Shift, Rod Fork, Cir Clip External, Collar, Pin Spring, Ball |
| Range Gear Shift Fork | 134-135 | Fork Shift, Rod Fork, Spring, Ball, Arm Shift, O Ring |
| Differential Lock Shift Fork | 136-137 | Fork Diff.Lock Shift, Pin Joint, Pin Snap, Shaft Fork, Seal Oil, Pin Spring |
| Main Gear Shift Lever | 138-139 | Base Main Shift, Bolt, Stud, Nut Flange, O Ring, Lever Main Shift |
| Range Gear Shift Lever | 140-141 | Shaft Fulcrum, Assy Arm Shift, Bush, Assy Holder Range, Lever Range Shift, Grip Main Sp-Change |
| Range Gear Shift Rod | 142-143 | Lever Shift, Pin Spring, Rod Range R, Rod Range L, Turnbuckle, Nut |
| PTO Clutch Control Lever | 144-145 | PTO Clutch, PTO Lever, PTO Clutch Control Lever Assembly, PTO Lever Assembly |
| PTO Clutch Valve [Component Parts] | 146-147 | Assy Valve I-pto, O Ring, Plug, Spring, Ball, Ring, Lever Valve Rotor, Pin Spring |
| Front Wheel Drive Lever | 148-149 | Lever Shift, O Ring, Stopper, Bolt Flange, Lever Front Drive, Pin Spring |
| Rear Axle Lh | 150-151 | Shaft Diff.Gear Lh, Bearing Ball, Cir Clip Internal, Axle Rear, Spacer, Seal Oil |
| Rear Axle Rh | 152-153 | Shaft Diff.Gear Rh, Bearing Ball, Cir Clip Internal, Axle Rear, Spacer, Seal Oil |
| Brake Lh | 154-155 | Case Brake Lh, Pin Straight, Stud, Bolt, Washer Spring, Cam Brake Lh |
| Brake Rh | 156-157 | Case Brake Rh, Pin Straight, Stud, Bolt, Washer Spring, Cam Brake Rh |
| Brake Rod 1 (Brake Pedal) | 158-159 | Assy Lever Brake Lh, Bush, Shaft Brake Lh, Rod Brake Lower, Turnbuckle, Pin Joint |
| Brake Rod 2 (Brake Cam) | 160-161 | Rod Brake Lh, Rod Brake Rh, Pin Joint, Washer Plain, Pin Split |
| Brake Pedal | 162-163 | Shaft Pedal, Cir Clip External, Washer Plain, Support Shaft Pedal, Nut Flange, Assy Pedal Brake Rh |
| Front Axle Frame | 164-165 | Frame Front Axle, Bolt, Plug, Guide P.S. Hose |
| Propeller Shaft | 166-167 | Shaft Propeller, Coupling, Bearing Ball, Seal Oil, Cover Shaft Rear, Cover Shaft Front |
| Front Wheel Drive Shaft | 168-169 | Shaft Drive, Bearing Ball, Spring, Ball, Gear 4Wd Shift |
| Front Differential Case | 170-171 | Case Front Axle, Plug, Gasket, Assy Holder Front, Collar Thrust, Stud |
| Bevel Gear (Front) | 172-173 | Assy Gear Bevel, Bearing Taper-Roller, Collar, Nut, Seal Oil, Cir Clip Internal |
| Differential (Front) | 174-175 | Case Diff., Pin Straight, Bearing Ball, Shaft Pinion, Pinion Diff., Gear Diff.Side |
| Front Axle Case Lh | 176-177 | Shaft Bevel Gear, Case Front Gear Lh, Bearing Ball, Seal Oil, Gear Bevel, Shim |
| Front Axle Case Rh | 178-179 | Shaft Bevel Gear, Case Front Gear Rh, Bearing Ball, Seal Oil, Gear Bevel, Shim |
| Differential Gear Shaft | 180-181 | Shaft Yoke Lh, Shaft Yoke Rh, Case Bevel Gear, Gear Bevel, Bearing Ball, Shim |
| Front Axle | 182-183 | Axle Front, Bearing Ball, Gear Bevel, Collar, Seal Oil, Cover Front Axle |
| Steering Handle | 184-185 | Post Steering, Bearing Ball, Shaft Steering, Wheel Steering, Cushion, Clamp Cord |
| Steering Controller | 186-187 | Controller, Joint Ps Cylinder, Joint P.S., Joint Return, Cushion, Collar |
| Steering Support [Old Type] | 188-189 | Support Steering, Lock Parking Lever, Bearing Needle, Seal Oil, Plate Steer.Support, Assy Support Bonnet |
| Steering Support [New Type] | 190-191 | Support Steering, Lock Parking Lever, Bearing Needle, Seal Oil, Plate Steer.Support, Grommet |
| Steering Cylinder | 192-193 | Assy Rod Tie, End Tie Rod, Joint Tie Rod, Cylinder Hydraulic, Nut, Bolt |
| Steering Cylinder [Component Parts] | 194-195 | Cylinder Hydraulic, Seal Piston, Assy End Rod, Bush, Seal Rod, Kit Seal |
| Hydraulic Pump | 196-197 | Holder Pump, Bearing Ball, O Ring, Bolt Flange, Gear Pump Drive, Assy Pump Hydraulic |
| Hydraulic Pump [Component Parts] | 198-199 | Assy Pump Hydraulic, Bush, Pin Straight, Comp.Gear Hyd.Pump, Plate Side, Ring Double |
| Regulator Valve | 200-201 | Assy Valve Regulator, Joint, Gasket, Bolt Flange, O Ring |
| Hydraulic Oil Line(Inlet) | 202-203 | Bracket Filter, Assy Filter Oil, Magnet Oil Filter, Pipe Inlet, Hose Inlet, Band Pipe |
| Hydraulic Oil Line(Delivery) | 204-205 | Comp.Pipe Delivery, O Ring, Bolt, Joint, Gasket |
| Hydraulic Oil Line (Ps) | 206-207 | Hose Delivery, Adapter, Stay Holder, Holder Hose, Band Pipe, Joint |
| PTO Hydraulic Oil Line | 208-209 | Assy Bolt, Gasket, Clamp, Pipe Rubber, Comp.Pipe I-Pto, Bolt Joint |
| Hydraulic Outlet Block | 210-211 | Assy Block Front Hyd, Cap Hyd.Block, O Ring, Plug, Spring Relief, Poppet |
| Hydraulic Cylinder | 212-213 | Assy Case Cylinder, Bush, Plug, Gasket, Breather, O Ring |
| Lift Arm | 214-215 | Piston Hyd., Rod Hyd., Assy Shaft Hyd.Arm, Arm Hydraulic, Link Control, Pin Set |
| Feed Back Lever | 216-217 | Joint Spool, Lever Spool Drive, Arm Control, Shaft Back Lever, Lever Feed Back, Rod Control |
| Control Valve | 218-219 | Assy Valve Safety, Cover Cyl.Front, Collar Adjusting, Shaft, Pipe, Assy Valve Control |
| Control Valve [Component Parts] | 220-221 | Assy Valve Control, Spring Spool, Plug, Poppet, Spring Relief, Seat Check Valve |
| Position Control Lever | 222-223 | Lever Position, Tube Lever, Grip Lever, Guide Hyd.Lever, Stopper, Screw Knob |
| Top Link | 224-225 | Assy Link Top, Joint Top Link, Pin Joint, Pin Set, Holder Top Link Rh, Bolt |
| 3-Point Linkage 1 (Lower Link) | 226-227 | Comp.Link Lower, Assy Stabilizer, Comp.Joint, Pin Stabilizer Rear, Pin Lower Link, Bolt |
| 3-Point Linkage 2 (Lift Rod) | 228-229 | Assy Rod Lift Rh, Rod Lift Lower, Rod Lift Upper, Pin Spring, Turnbuckle, Pin Lift Rod |
| Drawbar | 230-231 | Frame Drawbar, Pin Joint, Pin Snap |
| PTO Protector | 232-233 | Kit Cover Pto(A), Label PTO Warning, Label Drawbar, Stay, Spring Plate, Nut |
| Front Grille | 234-236 | Assy Grille Bonnet, Bolt Flange, Bracket Grille, Nut, Support Bonnet |
| Hood(Bonnet) Front Support | 237-238 | Bonnet Under, Bonnet Front Lh, Support Front, Bracket, Bolt Wing, Sponge Bonnet Lower |
| Hood(Bonnet) | 239-240 | Kit Bonnet, Label Fuel, Pin Snap, Lock Bonnet, Spring, Sponge Bonnet Upper |
| Hood(Bonnet) Side | 241-242 | Bonnet Side Lh, Bonnet Side Rh, Bolt Flange, Bracket, Sponge Bonnet Side, Shield |
| Hood(Bonnet) Side Cover | 243-244 | Assy Cover Lh, Rubber Release Rod, Bolt Flange, Washer Plain, Assy Cover Rh, Bolt Wing |
| Shutter Plate | 245-247 | Shield, Nut Cushion, Support Shutter, Cushion Tank, Plate Shutter, Sponge Upper |
| Hood(Bonnet) Rear | 248-249 | Kit Bonnet Rear, Nut Spring, Label Start Caution, Clamp Cord, Sponge Bonnet Rear, Rubber Cushion |
| Fender | 250-251 | Kit Fender Lh, Label Safety, Label ROPS Warning, Label Shuttle, Holder Cup, Grommet Circle |
| Fender Support | 252-253 | Support Fender Lh, Support Seat, Stay Fender, Holder, Bolt Flange, Washer Plain |
| Floor Seat Cover / Fender Bracket | 254-255 | Bracket Fender Lh, Bolt Flange, Bracket Fender Rh, Cover Floor Seat |
| Step | 258-259 | Comp.Step, Aid Lh, Cover Accel.Pedal, Bracket Step Fron.Lh, Bracket Step Rear Rh, Cushion |
| Tool Box | 260-261 | Case Tools, Bolt Flange |
| ROPS (Rigid Type) | 262-263 | Assy ROPS, Comp.Frame Lh, Washer Spring, Reflector Label, Assy Belt Seat, Bracket Seat Belt Rh |
| ROPS (Foldable Type) | 264-265 | Comp.Frame Lh, Cover ROPS, Label ROPS Warning, Assy Belt Seat, Bracket Seat Belt Rh, Nut Flange |
| Smv Emblem | 266-267 | Sign Smv, Socket Smv Sign, Bolt Square Neck, Spade Smv Sign, Washer Spring |
| Front Wheel (27*8.50-15) | 268-269 | Assy Front Wheel, Tire, Wheel, Label Tire, Stud Wheel, Nut |
| Front Wheel (8.3-16) | 270-271 | Assy Tire, Tire, Wheel, Label Tire Rh, Stud Wheel, Nut |
| Front Wheel (10.0-16.5) | 272-273 | Tire, Wheel, Label Rh, Label Lh, Stud Wheel, Nut |
| Front Wheel (27-10.50Ll15) | 274-275 | Tire Assy, Tire, Tube, Wheel, Stud Wheel, Nut |
| Rear Wheel (14.9-24) | 276-277 | Tire, Assy Wheel, Rim, Disk, Bolt, Washer Spring Lock, Nut, Stud |
| Rear Wheel (44*18-20) | 278-279 | Assy Tire, Tire, Wheel, Label Tire, Stud, Nut |
| Rear Wheel (17.5L-24) | 280-281 | Tire, Assy Wheel, Rim, Disk, Bolt, Nut |
| Label 1 (Front) | 282-283 | Label Pad, Label Start Caution, Label Fan Warning, Label Muffler, Label Fuel, Mark Symbol |
| Label 2 (Rear) | 284-285 | Mark Position, Label ROPS Warning, Label Shuttle, Label Drawbar, Label Safety, Mark Diff.Lock |
| Accessories and Service Parts | 286-287 | Operator'S Manual, Statement Warranty, Stud Wheel, Nut, Washer Spring, Assy Key Main Switch |
| Front Bumper (W/G No.Mx8068) [Option] | 288-289 | Front Bumper, Bumper, Bolt |
| Front Weight [Option] | 290-291 | Weight Front, Bolt Front Weight, Nut, Washer Spring |
| Position Control Lever (With Draft) [Option] | 292-293 | Link Control, Shaft Draft, Spring Plate, Rod Control, Grip Lever, Tube Lever |
| Draft Control Lever (With Draft) [Option] | 294-295 | Stay, Shaft Draft, Spring Plate, Lever Cam, Lever Draft, Grip Lever |
| Top Link Holder (With Draft) [Option] | 296-297 | Rod Draft, Holder, Nut, Pin Joint, Bush, Bolt |
| 3-Point Linkage 1 (Lower Link) [Option] | 298-299 | Comp.Link Lower, Bracket, Washer Spring, Nut, Pin Joint, Lever |
| 3-Point Linkage 2 (Lift Rod) [Option] | 300-301 | Assy Rod, Rod Lift Lower, Joint Gear Case, Pin Lift Rod, Pin Spring, Handle Lift Rod |
| Auxiliary Control Valve Lever (1St) [Option] | 302-303 | Assy Valve Aux.Con., Cover Aux.Con.Valve, Assy Pipe Cont.Valve, O Ring, Bolt, Lever Aux.Con.Valve |
| Auxiliary Control Valve Lever (2Nd) [Option] | 304-305 | Assy Valve Aux.Con., Cover Aux.Con.Valve, Assy Pipe Cont.Valve, O Ring, Bolt, Lever Aux.Con.Valve |
| Auxiliary Control Valve Lever (2Nd/Floating Type) [Option] | 306-307 | Assy Valve Aux.Con., Cover Aux.Con.Valve, Assy Pipe Cont.Valve, O Ring, Bolt, Lever Aux.Con.Valve |
| Auxiliary Control Valve Lever (3Rd) [Option] | 308-309 | Assy Valve Aux.Con., Cover Aux.Con.Valve, Assy Pipe Cont.Valve, O Ring, Bolt, Lever Aux.Con.Valve |
| Auxiliary Control Valve Coupler (1St) [Option] | 310-311 | Adapter, O Ring, Hose Aux.Cont.Valve, Assy Coupler Female, Plug Coupler, Support Coupler |
| Auxiliary Control Valve Coupler (2Nd) [Option] | 312-313 | Adapter, O Ring, Hose Aux.Cont.Valve, Assy Coupler Female, Plug Coupler, Support Coupler |
| Auxiliary Control Valve Coupler (3Rd) [Option] | 314-315 | Adapter, O Ring, Hose Aux.Cont.Valve, Bolt, Washer Spring, Plug Coupler |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| FUSE rating | 5A | p. 101 |
| BATTERY type | 80D26R | p. 83 |
| ASSY BULB power | 1.7W | p. 91 |
| BULB power | 25W | p. 93 |
| BULB LIGHT power | 27W | p. 97 |
| COMP.CRANKCASE Weight | 54.5 kgf | p. 8 |
| COMP.CYLINDER HEAD Weight | 20 kgf | p. 12 |
| CARTRIDGE OIL FILTER Weight | 0.54 kgf | p. 14 |
| COMP.CRANKSHAFT Weight | 16.5 kgf | p. 22 |
| SHIM INJECTION PUMP Thickness | 0.20mm | p. 30 |
| ASSY ALTERNATOR Weight | 3.05 kgf | p. 75 |
| ASSY STARTER Weight | 4.05 kgf | p. 79 |
Kubota L4400DT Common Problems This Manual Covers
Intermittent no-crank, or the engine turns over slowly on cold mornings. p. 78
Inspect the starter assembly in the exploded view on page 78. Check that any replacement matches the 4.05 kgf spec, then cross-reference the starter relay and safety switch part numbers before ordering.
Manual Section: StarterTractor experiences difficult gear engagement or noticeable clutch slip under heavy loads. p. 114
Check the main shaft diagram on page 114 to spot worn transmission parts. Count the main gear shaft teeth against the 22-18-13-10T spec before you order, then pull the part numbers for the clutch release bearing and shift forks.
Manual Section: Main ShaftHeadlights and dashboard warning lights stop working or blow fuses repeatedly during operation. p. 100
Open the electrical parts diagram on page 100 to identify the lighting components. Match the 5A fuses called out for the panel board, then locate the part numbers for the harness sections and relays you need to replace.
Manual Section: Electrical WiringWhite smoke from exhaust and loss of coolant pressure indicating a blown head gasket. p. 11
Find the head gasket and surrounding internal parts in the page 11 diagram. The complete cylinder head assembly weighs 20 kgf, worth knowing for lifting and handling. Match the valve and rocker arm part numbers to your engine block model.
Manual Section: Cylinder HeadFrequently Asked Questions
What are the replacement specifications for clutch?
Clutch components come with listed replacement weights. The ASSY PLATE PRESSURE (Part No. TA020-20600) is 6.5 kgf (14.3 lb), and the COMP.DISK CLUTCH (Part No. TD020-20500) is 1.03 kgf (2.266 lb).
What are the replacement specifications for transmission components?
Transmission parts are listed with their replacement data. The CASE TRANSMISSION (Part No. TC230-20400) shows a quantity of 1, while the STUD (Part No. 01574-61260) weighs 0.05 kgf (0.11 lb) and the BOLT (Part No. 01133-51260) weighs 0.06 kgf (0.132 lb).
Is this Kubota L4400DT Parts Catalog a digital download?
Yes. It's a 315-page searchable PDF you can download right away. It opens on any device, so you can pull it up on your phone while you're under the hood. No shipping, no waiting.
Can I print specific sections of this Kubota L4400DT Parts Catalog?
No restrictions at all. Print individual pages, full chapters, or the entire manual. The PDF is completely unlocked.
Document Quality
This document is a scanned PDF with an optical character recognition (OCR) layer, allowing you to search and copy the full text. The text throughout is crisp and generally easy to read. Diagrams and illustrations are clear raster images, and their labels are readable. Pages are clean with no noticeable scan artifacts, stains, or skewed content. There are several pages that serve as section dividers or contain only a diagram with the "OLD PARTS" label.
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