Main Bearing Set AR12270 for Engine KTA19 QSK19

Keywords: AR12270 main bearing set, KTA19 QSK19 crankshaft main bearing, diesel engine spare parts, excavator construction machinery engine parts

🔹Product Overview

This main bearing set part number AR12270 is an essential wear-resistant component for KTA19 and QSK19 diesel engines. It is mounted between crankshaft and engine block, used to support crankshaft and reduce friction during engine running. It serves as ideal replacement parts for engine overhaul and routine maintenance of excavators and heavy construction machinery.

🔹Detailed Specifications

🔹Key Features & Advantages

✅ Premium alloy raw material, outstanding wear resistance and anti-fatigue performance, long service life under heavy load working environment.

✅ Precise dimension processing, strict tolerance control, perfect matching for KTA19 QSK19 engines, simple and convenient installation.

✅ Excellent lubrication and friction reducing property, effectively protect crankshaft and engine block from abrasion damage.

✅ Produced following OEM specification standards, stable quality for continuous heavy-duty operation.

✅ Standard part number matching, convenient for engine repair, overhaul and spare parts stocking.

🔹Application Scope

• Suitable for KTA19, QSK19 diesel engines.
• Widely applied to excavators, mining machines, stationary generator sets and other heavy construction equipment.
• Used for engine overhaul, daily maintenance and replacement of worn main bearing.

🔹Our Company Advantage

We are professional supplier of diesel engine spare parts, supply a full range of engine components.

• Strict quality inspection before delivery to guarantee product quality.
• Support customized orders and small batch trial orders, offer competitive factory price and fast reply for your inquiry.
• Complete product catalogue covering multiple engine models, one-stop purchasing service for various spare parts.
• Rich export experience, familiar with international trade requirements for construction machinery parts.

🔹Packaging & Shipping

• Packed with independent plastic inner packaging and export carton box to avoid scratch and damage during transportation.
• We can ship goods by sea, air or international express according to customer requirements. Fast delivery time after receiving deposit.

🔹Contact Us

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