Part of the Kubota Parts Manuals.
This is the factory parts catalog for the Kubota L4150DT, a four-wheel-drive diesel tractor. Its 275 pages pair exploded diagrams with Kubota part numbers so you can identify the exact component before ordering, instead of measuring a worn original and hoping.The catalog spans the whole tractor: crankcase, cylinder head, camshaft, piston and crankshaft, injection pump, nozzles and glow plugs, governor, the dynamo, thermostat and water pump, clutch in both dual and single forms, power steering, transmission, PTO, hydraulics, axles and chassis. Listings include quantities, serial-number ranges and interchangeability symbols that flag early-versus-late fitment.Owners and restorers use it to cross-check numbers against the serial plate, order seals, filters and gaskets in one go, and confirm a replacement supersedes correctly. It arrives as a searchable, printable PDF that works on a shop computer or a phone beside the machine.
What's Inside This Kubota L4150DT Parts Manual
| System | Pages | Key Topics |
|---|---|---|
| Clutch & Transmission | Clutch, Clutch Lever, Clutch Pedal, Clutch Pedal Stopper, Main Clutch Case, Main Shaft, Counter Shaft, Transmission Case, Speed Change Cover, Shift Fork, Main Gear Shift Lever, Hi-Lo Gear Shift Lever, PTO Gear Shift Lever, Shuttle Shift Lever, Hydraulic Shuttle Oil Line, Hydraulic Shuttle Valve | |
| Fuel System | Injection Pump, Fuel Camshaft, Nozzle and Glow Plug, Governor, Speed Control Plate, Idling Apparatus, Fuel Tank, Fuel Tank Support, Fuel Line, Fuel Filter, Air Cleaner, Engine Stop Solenoid | |
| Cooling System | Dynamo and Fan, Thermostat, Water Pump, Radiator | |
| Engine | Crankcase, Oil Pan, Cylinder Head, Gear Case, Oil Filter, Main Bearing Case, Valve and Rocker Arm, Cylinder Head Cover, Camshaft, Piston and Crankshaft, Flywheel and Starter, Diff.Bearing Support, Muffler | |
| Electrical System | Battery Support, Panel Board, Switch and Regurator, Light, Battery, Electrical Wiring | |
| PTO | PTO Shaft | |
| Rear Axle, Differential & Brakes | Rear Differential, Rear Axle, Brake, Brake Pedal, Parking Brake Lever, Front Axle Case, Rear Wheel | |
| Front Axle & Steering | Front Axle Bracket, Power Steering, Steering Wheel Tilt Lever, Steering Wheel, Drag Link, Power Steering Oil Line, Power Steering Oil Tank, Front Differential, Front Axle, Front Axle Support, Front Wheel Drive Case, Propeller Shaft, Front Wheel Drive Lever, Tie Rod, Front Wheel | |
| Hydraulics & 3-Point Hitch | Relief Valve, Hydraulic Cylinder, Hydraulic Cylinder Cover, Lift Arm, Hydraulic Control Valve, Feed Back Lever, Draft Control Valve, Draft and Position Lever 1, Draft and Position Lever 2, Top Link Bracket, Hydraulic Pump, Hydraulic Oil Line, Swing Drawbar, 3-Point Linkage 1, 3-Point Linkage 2, 3-Point Linkage 3 | |
| Body & Operator Station | Front Grille, Seat, Hood Cushion, Fender, Floor Seat, Step | |
| Decals & Accessories | Label 1, Label 2, Accessories and Service Parts | |
| Other Components | Manifold, Compensator, Throttle Lever, Throttle Pedal, Front Roof, Main S-Change Case, 1 St Shaft, 2 Nd Shaft, Hi-Lo S-Change Shaft, Diff.Lock Pedal, Planetary Gear, Flexible Shaft, Front Diff.Case, Diff.Gear Shaft, Bevel Gear Shaft |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| replacement value | Part No. 17381-11010 ASSY CLEANER AIR | p. 225 |
| Crankcase Weight (S.No. <=26364) | 58 kgf | p. 7 |
| Oil Pan Weight | 25.5 kgf | p. 9 |
| Cylinder Head Weight | 24.4 kgf | p. 11 |
Kubota L4150DT Common Problems This Manual Covers
Hard starting and power loss
Hard starting, rough running and lost power on an aging L4150DT often trace to the injection pump and fuel delivery. This section diagrams the injection pump and related fuel parts for ordering.
Manual Section: Injection Pump p. 30Poor cold starting from glow plugs
Difficult cold starts frequently point at worn nozzles or failed glow plugs. The nozzle and glow plug section identifies the injectors, glow plugs and injection pipes.
Manual Section: Nozzle and Glow Plug p. 34Clutch slip or drag
Slipping under load or trouble getting into gear indicates clutch wear. The dual-clutch section lists the disc, pressure plate, cover and release parts you would replace.
Manual Section: Clutch (Dual Clutch) p. 54Heavy or inconsistent steering
Heavy, noisy or one-sided steering can mean wear or leakage in the power steering unit. This section diagrams the power steering assembly for identifying replacement parts.
Manual Section: Power Steering p. 68Weak charging or dead battery
A battery that keeps discharging usually points at the dynamo or drive belt. The dynamo and fan section shows the dynamo assembly, pulley and fan-drive parts.
Manual Section: Dynamo and Fan p. 44Overheating from coolant circulation
Overheating that is not down to a dirty screen can be a failing water pump. This section diagrams the water pump assembly, impeller, shaft and seal.
Manual Section: Water Pump p. 48Frequently Asked Questions
Which tractor does this catalog cover?
It is the parts catalog for the Kubota L4150DT, the four-wheel-drive diesel tractor. All 275 pages of exploded diagrams and part numbers apply to that model.
Is this a parts catalog or a repair manual?
It is a parts catalog. You get exploded diagrams with Kubota part numbers, quantities and serial-number ranges for ordering parts, not step-by-step repair procedures.
Can I find the oil filter parts?
Yes. The Oil Filter section diagrams the oil filter assembly and cartridge, including the relief valve and O-ring, so you can order the correct service parts. p. 14
Where are the injector and glow plug parts listed?
The Nozzle and Glow Plug section identifies the nozzle assembly, glow plugs, injection pipes and fuel overflow pipe for the L4150DT. p. 34
What do I get after purchasing this Kubota L4150DT manual?
A 275-page Parts Catalog in searchable PDF, ready to download the moment checkout completes. Open it on a computer, tablet, or phone with no shipping wait.
Are there any print restrictions on this manual?
The PDF is DRM-free, so print whatever sections you want to take out to the shop. Standard letter or A4 paper works fine.
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