Part of the Kubota Parts Manuals.
This is the Kubota MX5100H parts catalog, a 358-page PDF for the MX5100H tractor. It is an illustrated parts book, built from exploded diagrams paired with reference numbers, part numbers, and quantities, so you can identify the exact component you need before ordering.The catalog is organized by system: engine, fuel, cooling, and electrical; clutch and transmission with HST components; front and rear axles, brakes, and steering; the hydraulic system; three-point linkage and drawbar; hood, ROPS, tires, and factory options. Each exploded view ties every part on the picture page to its part number, with serial number and interchangeability notes where they apply.Delivered as a downloadable PDF with a text layer and bookmarks, it is searchable by part name or number and prints cleanly. Note that it is a parts reference, not a service manual, so it shows what the parts are, not repair procedures.
What's Inside This Kubota MX5100H Parts Manual
| System | Pages | Key Topics |
|---|---|---|
| Engine | 3-67 | Crank Case, Oil Pan, Cylinder Head, Gear Case, Head Cover, Main Bearing Case, Camshaft and Idle Gear Shaft, Piston and Crankshaft |
| Fuel System | 68-77 | Fuel Tank Support, Fuel Tank, Fuel Pipe and Fuel Filter, Fuel Filter [Component Parts] |
| Cooling Water System | 78-86 | Fan, Water Pipe, Radiator, Reserve Tank |
| Electrical System | 87-117 | Alternator, Alternator [Component Parts], Starter, Starter [Component Parts], Battery, Switch/Sensor, Switch/Reray, Panel Board |
| Clutch/Transmission | 118-164 | Clutch, Clutch Lever, Clutch Pedal, Clutch Housing, HST [Component Parts], Mid Case, Transmission Case, Countershaft |
| Speed Change Shift Fork /Shift Lever | 165-185 | Range Gear Shift Fork, Rear Differential Lock Shift Fork, Cruise Control Lever, Cruise Control Cable, Neutral Holder Link, Speed Control Pedal, Range Gear Shift Lever |
| Rear Axle/Brake | 186-199 | Rear Axle LH, Rear Axle RH, Brake LH, Brake RH, Brake Rod (Brake Pedal), Brake Rod (Brake Cam), Brake Pedal |
| Front Axle/Chassis | 200-218 | Front Axle Frame, Front Wheel Drive Shaft, Propeller Shaft, Front Differential Case, Bevel Gear, Differential, Front Axle Case, Differential Gear Shaft |
| Steering | 219-229 | Handle, Controller, Support, Tie Rod/Steering Cylinder, Cylinder [Component Parts] |
| Hydraulic System | 230-264 | Hydraulic Pump, Hydraulic Pump [Component Parts], Regulater Valve, Hydraulic Oil Line, PTO Hydraulic Oil Line, Hydraulic Outlet Block, Oil Cooler, Hydraulic Cylinder |
| Three-Point Linkage/Drawbar/Hitch | 265-276 | Top Link, 3-Point Linkage 1 (Lower Link), Stabilizer, 3-Point Linkage 2 (Lift Rod), Drawbar, PTO Protector |
| Hood/Bonnet | 277-299 | Front Grille, Hood Front Support, Hood, Hood Damper, Hood Rear, Fender, Fender Support, Floor Sheet Cover |
| ROPS | 300-302 | Assy ROPS, Comp.Frame, Cover, Cushion, Collar, Assy Belt, Seat |
| Front/Rear Tire | 303-320 | Front Wheel (9.5-16), Front Wheel (12-16.5), Front Wheel (29*12.5-15), Rear Wheel (13.6-28), Rear Wheel (14.9-26), Rear Wheel (17.5L-24), Rear Wheel (44*18-20) |
| Labels | 321-326 | Label 1 (Front), Label 2 (Rear) |
| Accessories and Service Parts | 327-329 | Assy Key, Main Switc., Pin, Top Link Rear, Collar, Bolt, Stabilizer, Washer |
| Option | 330-358 | Working Light Kit [Option], Front Bumper [Option], Front Weight [Option], Position Control Lever [Option], Position Control Link [Option], Draft Control Lever [Option] |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Engine oil filter replacement weight | 1.1 Lbs | p. 11 |
| Hydraulic oil filter replacement weight | 2.068 Lbs | p. 245 |
| V-belt replacement weight | 0.275 Lbs | p. 79 |
| Cylinder Head Gasket Thickness | 1.35mm | p. 10 |
| Piston Oversize | +0.25mm | p. 20 |
| Crankpin Undersize | -0.20mm/SET | p. 21 |
| Injection Pump Shim Thickness | 0.200mm | p. 32 |
| Nozzle Holder Washer Thickness | 1.125mm | p. 40 |
Kubota MX5100H Common Problems This Manual Covers
HST power loss under load
The MX5100H can lose drive or feel weak under load when the hydrostatic transmission wears or the HST filter restricts flow. The clutch and transmission section breaks out the HST component parts so you can identify the right replacements.
Manual Section: Clutch/Transmission p. 118Weak hydraulics or slow lift
Slow implement lift or weak hydraulic response often follows pump wear or a damaged housing. The hydraulic system section shows the pump, regulator valve, oil lines, and cylinder parts with their part numbers.
Manual Section: Hydraulic System p. 230Intermittent no-crank starting fault
An intermittent no-crank condition is commonly traced to a safety switch or relay fault. The electrical system section lists the starter, switches, sensors, and relays so you can order the correct component.
Manual Section: Electrical System p. 87Routine filter and fuel service parts
Regular service on this tractor means frequent fuel filter and fluid changes. The fuel system section identifies the fuel pipe, fuel filter, and filter component parts you need to keep on hand.
Manual Section: Fuel System p. 68Worn fan belt or cooling parts
A worn fan belt or aging cooling components can lead to overheating. The cooling water system section covers the fan, water pipe, radiator, and reserve tank with their part numbers.
Manual Section: Cooling Water System p. 78Worn brake components
Brakes that drag or feel weak may need worn parts replaced. The rear axle and brake section breaks out the left and right brakes, brake rods, and pedal parts for accurate ordering.
Manual Section: Rear Axle/Brake p. 186Frequently Asked Questions
What is this manual and what does it cover?
It is the Kubota MX5100H parts catalog, a 358-page illustrated PDF for the MX5100H tractor. It pairs exploded diagrams with reference numbers, part numbers, and quantities across the engine, drivetrain, hydraulics, chassis, and options.
Does it include repair procedures?
No. This is a parts catalog, not a service manual. It shows exploded views and part numbers to help you identify and order the correct components, but it does not contain step-by-step repair instructions.
Where are the engine parts listed?
The engine section is the first major chapter and covers the crank case, oil pan, cylinder head, gear case, pistons, crankshaft, and more, each with reference and part numbers on the exploded views. p. 3
Where can I find hydraulic system parts?
The hydraulic system section lists the hydraulic pump and its component parts, regulator valve, oil lines, outlet block, oil cooler, and cylinder, so you can match the exact part number for a repair. p. 230
What format is this manual in?
This is a 358-page searchable PDF, ready to download right away. It works 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 MX5100H Parts Catalog?
Yes, print as many copies as you like; there are no restrictions. Plenty of mechanics print just the section they need and carry it to the shop floor.
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