ZUMI ORIGINAL 4TNE98 Main Bearing Con Rod Bearing 0.75 STD 4TNE98 for YANMAR

Keywords: 4TNE98 Main Bearing, 4TNE98 Con Rod Bearing, Yanmar 4TNE98 Crankshaft Bearing Set, STD 0.75 Engine Bearing, Diesel Engine Main & Connecting Rod Bearing, Excavator Engine Repair Bearing, Construction Machinery Engine Spare Part, Aftermarket Overhaul Bearing Kit

🔹Product Overview

4TNE98 main bearing and con rod bearing set are critical sliding friction components for Yanmar 4TNE98 diesel engine, widely used on excavators and compact construction equipment. Main bearing supports crankshaft rotation while connecting rod bearing serves as friction liner between crankshaft and connecting rod. They form stable oil‑film lubrication to reduce metal‑to‑metal friction, bear huge impact load during engine combustion, protect crankshaft journal from abrasion and seizure. This bearing set includes STD and 0.75 oversize specifications, manufactured strictly according to OEM dimension standard with high‑performance bimetallic alloy material. It features outstanding load‑bearing capacity, anti‑friction and anti‑fatigue performance, stable performance under continuous heavy‑load working. It is reliable aftermarket spare part for 4TNE98 engine overhaul, solving problems such as bearing wear, abnormal knocking and crankshaft damage.

🔹Detailed Specifications

🔹Key Features & Advantages

• Accurate OEM Dimension Control Precise inner diameter, thickness and width tolerance for STD and 0.75 oversize, perfect matching crankshaft journal, direct installation without extra machining work.
• High‑Quality Bimetallic Alloy Material Steel‑back base with anti‑friction alloy layer, excellent pressure‑resistance and impact‑resistant performance, adapt to high‑load engine operating condition.
• Reliable Anti‑Friction & Anti‑Seizure Performance Fine surface treatment helps form uniform lubrication oil film, effectively lower friction loss, prevent metal burning and crankshaft locking failure.
• Good Fatigue‑Resistant Property Resist alternating impact load from long‑time engine running, not easy to peel or deform, extend whole‑engine service life.
• Practical Engine Rebuild Solution Perfect replacement for aged and worn bearings, restore engine running smoothness, solve abnormal knocking fault, reduce maintenance downtime and repair cost.

🔹Application Scope

Compatible Equipment List: ‑ Excavators and compact construction machinery equipped with Yanmar 4TNE98 diesel engine ‑ Suitable for engineering machinery, agricultural machinery engine overhaul and repair projects

🔹Our Company Advantage

We are professional supplier of full‑range Yanmar diesel engine & excavator replacement spare parts. Our product line includes bearing sets, cylinder liners, pistons, piston rings, full gasket kits and other engine rebuild components. ‑ Large ready stock for various Yanmar main bearing & con rod bearing sets ‑ Factory direct wholesale competitive price ‑ Mixed‑order & one‑stop spare‑parts procurement supported ‑ Professional part‑number matching technical support service

🔹Packaging & Shipping ‑

Inner anti‑rust protective packing to avoid oxidation and scratch during transportation ‑ Outer reinforced export carton for long‑distance sea and land transportation ‑ Multiple shipping selections: sea freight, air freight, international express for small trial orders ‑ Export documents including Commercial Invoice, Packing List can be provided

🔹Contact Us

If you need more Yanmar engine spare parts or other construction machinery replacement components, please send your parts list to us. We will offer our best quotation for you quickly.