Kubota TL420A Front Loader Parts Manual

The Kubota TL420A is a front loader that hangs off the front of your compact tractor for bucket work, pallet forks, snow, and general chore duty. The Kubota TL420A parts manual is what parts counters and independent shops grab when they’re trying to sort out pins, bushings, cylinders, or brackets on this specific loader. Buyers usually want it to identify the right OEM numbers before ordering parts or tearing the loader down on a Saturday.

What this manual helps you do

• Identify the exact bucket, lift, and curl cylinder components (rods, pistons, seal kits) for the TL420A so you don’t guess at seals or glands.
• Locate the correct pins, bushings, and pivot hardware for the loader arms, cross tube, and quick-attach so a sloppy loader can be tightened up properly.
• Look up OEM Kubota part numbers for brackets, subframes, parking stands, and loader mounts to match the loader to the right tractor chassis.
• Cross-reference older TL420A part numbers to newer Kubota supersessions shown in the parts manual before you call the dealer.
• Verify which hoses, hard lines, and valve-related pieces belong to the TL420A loader itself versus what’s part of the tractor’s hydraulic system.

Who this is for

This parts manual is aimed at an independent ag mechanic, farm owner-operator, or Kubota dealer parts person who needs to order the right TL420A loader parts the first time. If you’re looking for torque specs, hydraulic pressure checks, or step-by-step repair procedures, you want the Kubota Workshop Manual for the tractor and loader, not this parts catalog.

FAQ

Q: Does this cover the hydraulic system on the TL420A loader?

A: Yes, it shows the loader-side hydraulics such as cylinders, hoses, tubes, and valve-related hardware that are specific to the TL420A.

Q: Are the part numbers in this manual current?

A: The manual shows the OEM numbers used when it was published and usually notes superseded numbers, but your Kubota dealer can confirm the latest part number.

Bottom line: If your goal is to identify and order the correct Kubota TL420A loader parts with exploded diagrams and OEM numbers, this is the right manual; if you need how-to repair info, keep looking for the service/WSM book.

Table of Contents:

• Instructions for Parts Books
• TL420A loader
• SIDE FRAME
• BOOM
• CONTROL VALVE
• CONTROL VALVE [COMPONENT PARTS]
• LEVER
• CONTROL LEVER
• CONTROL COVER
• LINK
• CYLINDER AND HYDRAULIC HOSE
• CYLINDER (BOOM) [COMPONENT PARTS]
• CYLINDER (BUCKET) [COMPONENT PARTS]
• HYDRAULIC TUBE
• DELIVERY AND RETURN HOSE
• ACCESSORIES AND SERVICE PARTS

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