Need the exact part for your Kubota LA351, LA301, or LA271 loader? This 29-page parts catalog is the factory reference that ties every component to its part number, from main frame hardware to the front guard cushion. Expect exploded assembly views and part-number tables for each major system: main frame, boom, three levels of control valve detail, control levers, boom and bucket cylinders with full seal kit breakdowns, hydraulic tubes, hose routing, and front guard. Serial-number breaks are printed right in the catalog, so the part you order actually fits. On the LA351, the hydraulic hose is Part No. 75532-66100 for s/n 13337 and below, or 75532-66102 for 13338 and up. Order the wrong number and you lose a week plus a restocking fee. Bookmarks let you jump to any section, confirm the part, and place the order.
What's Inside This Kubota LA351, LA301, LA271 Parts Manual
| System | Pages | Key Topics |
|---|---|---|
| Main Frame | 3-4 | Frame Main (Label), Hex Bolt, Washer Spring Lock, Washer Plain, Connector Side Frame, Pin |
| Boom | 5-6 | Brace, Stand, Collar, Pin, Bucket |
| Control Valve | 7-8 | Stay Valve, Valve Control, Assy Adapter, O-Ring, Assy Elbow Adjustabl, Mono Block Valve Kit |
| Control Valve/Control Lever | 9-10 | Valve Control, Assy Adapter, Lever, Bushing, Lever Control, Grip Lever |
| Control Valve [Component Parts] | 11-14 | Valve Control, Kit Detent Float, Kit Detent Regen., Assy Relief Valve, Kit Load Check, Kit Seal |
| Control Lever | 15-16 | Lever, Bushing, Collar, Rod, Lever Control, Grip Lever |
| Cylinder-Hydraulic Hose | 17-18 | Cylinder, Assy Hose 1 Hydrauli, Hose 1 Hydraulic, Coupler, Plug Dust, Sleeve |
| Cylinder (Boom) [Component Parts] | 19-20 | Tube 1 Comp, Rod 1 Comp, Head, Piston, Kit Seal |
| Cylinder (Bucket) [Component Parts] | 21-22 | Tube 2 Comp, Rod 2 Comp, Head, Piston, Nut |
| Hydraulic Tube | 23-24 | Tube 1 Hydraulic, Tube 2 Hydraulic, Tube 3 Hydraulic, Tube 4 Hydraulic, Clamp, Hex.Bolt |
| Hydraulic Hose | 25-26 | Hose 5 Hydraulic, Hose 6 Hydraulic, Hose 7 Hydraulic, Adapter 1, Band Code, Block Hydraulic |
| Front Guard | 27-29 | Kit Guard Front, Guard Front, Hex.Bolt, Hex.Nut, Washer Spring Lock, Cushion |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| LA351 | ||
| Replacement hydraulic hose (Assy Hose 1 Hydraulic) for serial numbers <=13337 | Part No. 75532-66100 | p. 18 |
| Replacement hydraulic hose (Assy Hose 1 Hydraulic) for serial numbers >=13338 | Part No. 75532-66102 | p. 18 |
| Replacement coupler for serial numbers <=13337 | Part No. 75532-66323 | p. 18 |
| Replacement coupler for serial numbers >=13338 | Part No. 75536-66320 | p. 18 |
| Hex Bolt (M14*1.5*35) weight | 0.063 kgf | p. 4 |
| Weight of FRAME MAIN (LABEL) | 59 kgf | p. 4 |
| HEX BOLT (M14*1.5*35) dimensions | M14*1.5*35 | p. 4 |
| Weight of BRACE (Boom) | 21.8 kgf | p. 6 |
| LA301, LA351, LA271 | ||
| Replacement Stay Valve for LA301 (S.No.<=14167), LA351 (S.No.<=13337), LA271 (S.No.<=11906) | Part No. 75536-61110 | p. 8 |
| Replacement Stay Valve for LA301 (S.No.>=14168), LA351 (S.No.>=13338), LA271 (S.No.>=11907) | Part No. 75536-66110 | p. 10 |
| Replacement Lever for LA301 (S.No.<=14167), LA351 (S.No.<=13337), LA271 (S.No.<=11906) | Part No. 75532-62110 | p. 16 |
| Replacement Bushing for LA301 (S.No.>=14168), LA351 (S.No.>=13338), LA271 (S.No.>=11907) | Part No. 75540-62140 | p. 10 |
Kubota LA351, LA301, LA271 Common Problems This Manual Covers
Kubota LA351 loader hydraulic quick-coupler leaks fluid constantly or binds when connecting attachments p. 18
Inspect the hose connections shown on page 18, then match your serial number to the right coupler. Units at s/n 13337 and below take part number 75532-66323; later machines use 75536-66320 to restore a secure connection.
Manual Section: Cylinder-Hydraulic HoseLoader control lever operation feels excessively sticky, inconsistent, or hard to adjust during bucket movements p. 8
Pull up the control valve exploded view on page 8 and locate the stay valve. For serial numbers 14167 and below, the replacement is part 75536-61110, listed at a weight of 1.985 kgf. The index spells out the exact hardware that goes with it.
Manual Section: Control ValveDirectional control lever linkage feels sloppy and fails to engage the float detent smoothly p. 16
Trace the control lever assembly on page 16 to find the worn parts. Early serial-number units use part number 75532-62110 for the main control lever. Confirm the linkage bushings and collars match your setup before you order.
Manual Section: Control LeverLoader main frame mounting brackets shift under load and chassis hardware loosens repeatedly after maintenance p. 4
Verify the main frame fasteners on page 4. Locate the M14*1.5*35 hex bolts securing the side frame connectors. Each bolt has a listed weight of 0.063 kgf. Order replacement spring lock washers and bolts to ensure proper clamp load during reassembly.
Manual Section: Main FrameFrequently Asked Questions
What are the replacement specifications for hydraulic hoses?
Each hydraulic hose carries its own part number and weight. HOSE 1 HYDRAULIC is part number 75532-66110 at 0.25 kgf (0.55 lb); HOSE 8 HYDRAULIC is 75532-66610, also 0.25 kgf (0.55 lb). HOSE 9 HYDRAULIC (75536-66620) runs 0.26 kgf (0.572 lb), and HOSE 10 HYDRAULIC (75532-66630) comes in at 0.18 kgf (0.396 lb).
What are the replacement specifications for quick couplers / quick-release connectors?
The right coupler depends on your serial number range. For machines at serial number 13337 and below, use COUPLER part number 75532-66323. From serial number 13338 up, the coupler is part number 75536-66320, which weighs 0.13 kgf (0.286 lb).
What do I get after purchasing this Kubota LA351, LA301, LA271 manual?
A 29-page Parts Catalog in searchable PDF format, ready the moment checkout completes. Open it on a computer, tablet, or phone, with no shipping wait.
Is this Kubota LA351, LA301, LA271 Parts Catalog printable?
Yes. Print as many copies as you want, with no restrictions. Plenty of mechanics print just the section they need and take it out to the shop floor.
Document Quality
This document is a scanned PDF with an accurate OCR layer, meaning you can search and copy the full text content. The text throughout is crisp, clear, and very easy to read on all pages. Diagrams and illustrations are raster images, but their labels are consistently readable. Pages are clean, well-aligned, and free from any noticeable scan artifacts or marks. There are no blank or filler pages present in this document.
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