Piston Ring Set 65.02503‑0678 for Doosan Engine DV11 Excavator DV15TIS DX420LC DX480LC DX520LC TXC420LC‑2 TXC480LC‑2 TXC520LC‑2

Keywords: 65.02503‑0678 piston ring set, DV11 piston ring, DV15TIS piston ring, Doosan DX420LC piston ring, DX480LC DX520LC engine parts, TXC420LC‑2 piston ring, diesel engine piston ring set, construction machinery replacement parts, aftermarket engine overhaul spare parts

🔹Product Overview

This Piston Ring Set Part No.65.02503‑0678 is a critical engine consumable component specially developed for Doosan DV11, DV15TIS diesel engine, widely applied on excavator DX420LC, DX480LC, DX520LC, TXC420LC‑2, TXC480LC‑2, TXC520LC‑2. It realizes cylinder sealing, controls oil consumption, scrapes excess lubricating oil from cylinder wall and transfers piston heat to cylinder liner. Our aftermarket replacement piston ring set is strictly manufactured according to OEM specification. It maintains stable and reliable performance under heavy‑load construction working conditions. It is ideal aftermarket spare parts for engine overhaul and piston system repair.

🔹Detailed Specifications

🔹Key Features & Advantages

• ✅ Exact OEM Matching Dimension Fully consistent size, gap tolerance and interface with original piston ring, direct fit for DV11 DV15TIS engine, no extra modification needed.
• ✅ High‑precision Surface Treatment Adopts advanced surface treatment process, good sealing performance, effectively reduce blow‑by gas and oil burning fault.
• ✅ High‑quality Wear‑resistant Alloy Material Excellent wear‑resistance and heat‑resistance performance, adapt to high‑temperature and high‑pressure working environment inside cylinder, extend service life.
• ✅ Excellent Adaptability For Harsh Site Conditions Resist continuous vibration and temperature variation from construction machinery operation, long service life for heavy‑duty applications.
• ✅ Strict Pre‑shipment Inspection Appearance inspection and dimensional tolerance test are completed before goods delivery.

🔹Application Scope

Compatible Equipment List: ‑ Fit Engine: Doosan DV11, DV15TIS Diesel Engine ‑ Fit Excavator: DX420LC, DX480LC, DX520LC, TXC420LC‑2, TXC480LC‑2, TXC520LC‑2 ‑ Widely used for Doosan excavator fleets, construction machinery repair shops and machinery fleets for engine overhaul service

🔹Our Company Advantage

We are professional supplier of full‑range construction machinery and diesel engine spare parts, supplying piston ring sets, fuel injectors, fuel pumps, turbochargers, piston assemblies, gasket kits, sensors, hydraulic components, monitors, controllers and various overhaul spare parts. ‑ Large ready stock for various machinery spare parts ‑ Factory direct wholesale competitive price ‑ Mixed‑order & one‑stop spare‑parts procurement supported ‑ Professional part‑number matching technical support service

🔹Packaging & Shipping ‑

Independent shock‑proof inner package for piston ring set to avoid collision damage during transit ‑ Outer export carton for safe land and sea 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 excavator or 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.