Product Details

Product Overview

This premium JCB 444 engine piston (Part Number: 10300-101) is a critical replacement component specifically engineered for JCB diesel engines used in excavators, loaders, and other heavy construction machinery. As a direct-fit spare part, it ensures optimal combustion chamber sealing and power output. We supply this part globally to workshops, dealerships, and fleet operators across North America, Europe, the Middle East, and Asia-Pacific, ensuring fast and reliable shipping to major industrial hubs.

Key Features & Benefits

• Precision Engineering: Manufactured to strict OEM tolerances for a perfect fit within the JCB 444 engine block.
• Durable Material: Constructed from high-strength aluminum alloy with reinforced ring grooves to withstand extreme temperatures and pressures.
• Enhanced Performance: Optimized crown design promotes efficient fuel combustion, reducing emissions and improving fuel economy.
• Long Service Life: Resistant to wear, scuffing, and thermal fatigue, ensuring extended intervals between overhauls.
• Direct Replacement: Drop-in ready component; no modifications required for installation.

Technical Specifications

OEM Cross-Reference

This piston is an exact match for the following original equipment manufacturer numbers:

• JCB Part Number: 10300-101
• Cross-Reference: 320/04400

Compatibility

• Engine Models: JCB 444 TCA, JCB 444 TA, JCB 444 T
• Vehicle/Equipment Applications: JCB 3CX, 4CX Backhoe Loaders; JCB JS130, JS160, JS200 Excavators; JCB TM Series Loaders
• Year Range: Compatible with engines manufactured from 2005 onwards (verify engine serial number for exact fitment).

Global Supply & Distribution

We offer worldwide shipping with fast delivery times to major ports including Rotterdam, Los Angeles, Dubai, and Shanghai. Our logistics network supports air and sea freight options for urgent orders. We regularly serve clients in the USA, Canada, UK, Germany, Australia, UAE, and Saudi Arabia, ensuring full customs compliance and professional export documentation.

Quality Assurance

• Manufactured in ISO 9001:2015 certified facilities.
• 100% dimensional and material composition testing before shipment.
• 12-month warranty against manufacturing defects.
• Each piston is individually inspected for ring groove dimensions, pin bore size, and surface finish.

FAQ

Q1: Is this piston a direct replacement for my JCB 444 engine?
Yes, the 10300-101 piston is designed as a direct OEM replacement for JCB 444 series engines. Ensure your engine’s serial number matches the compatibility list above. We recommend replacing all pistons in a set for balanced performance.

Q2: What is the recommended installation procedure?
Installation should be performed by a qualified diesel mechanic. Ensure the cylinder bore is clean and within service limits. Lubricate the piston and rings with clean engine oil before assembly. Use a proper ring compressor and follow the manufacturer’s torque specifications for the connecting rod bolts.

Q3: How should I store this piston before installation?
Store the piston in a clean, dry environment away from moisture and dust. Keep it in its original packaging to prevent scratches on the skirt or crown. Avoid exposure to extreme temperatures or corrosive chemicals.

Our advantages

1.An authorized wholesaler of Isuzu genuine parts, Hino genuine parts, Mitsubishi genuine parts and Mahle parts.

2. We are not only supply genuine parts, but also high quality OEM parts, which are made in China or made in Japan.

3. More than 10 years of experience in machinery parts, professional supply of diesel engine parts.

4. Fast delivery, the fastest can be shipped in one day ,more than 500,000 of different types parts in stock.

5. Scientific ERP system, easy and fast to locate the parts that customer needs.

6. Professional technician checks the parts before delivery, to make sure the parts are correct, usable and defect-free.

Exhibition

Packing&Shipping

1.  Our shipment is by air/sea/express (DHL/FEDEX/TNT/UPS/EMS).

2.  Once we get confirmation of payment, we will ship products in 2 days.

3.  Our packaging is standard export wooden box or others as your requirement.

4. We’ll check and test the products before shipping , and givethe pictures to our customers to confirm.

FAQ

Q1. What is your company major products?

A: Our main products are Liner kit, Piston, Rings, Liner, Gasket kit, Bearing, Injection pump, Nozzle, Water pump, Oil pump,Crankshaft, Turbocharger,Filter, etc.

Q2.What is the MOQ?

A: Normally we can supply any quantity if we have in stock.

Q3. What is your payment term ?

A: We accept Western Union, T/T, Paypal.

Q4. What is the packing ?

A: Carton or wooden case , If you want to put your logo on the packing , We will do it after get your authorization letter.

Q5. When can you deliver products after payment ?

A: By Express ,usually might take 3-4 days ;By Air , Usually take 7-9 days ; By Sea ,usually take 1-2 months .

Q6. What can you do to complete order perfectly ?

A: In the beginning , We will communicate with clients in details to understand what they need .

Before packing , We will check the products and send photos to clients .After confirmation ,

We will packing products well to avoid damage . Once we get tracking number ,

We will send it to customer and keep contact in with clients .