JCB 444 Engine Piston 10300-101 | JCB Diesel Engine Spare Parts for Excavator & Heavy Machinery

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.