Komatsu D8N Front Idler Assy 40Mn2 Steel Digger Undercarriage Parts

Factory Price D8N Lug-Pattern Excavator Idler Assy Front Idler for 8-Ton Komatsu D8N-Series

The D8N Idler Assy is Kubota's compact powerhouse component designed for excavators in demanding projects. This precision-engineered bottom roller ensures durability, excellent load-bearing capacity, and smooth operation in compact construction machinery.

Enhance the performance and longevity of your Caterpillar D8N bulldozer with a factory-priced front idler assembly designed for the exact OEM lug pattern. Made from high-grade 40Mn2 steel, this idler features induction-hardened treads and lifetime-sealed bearings, ensuring smooth operation and minimal maintenance.

Brand-new, fully assembled, grease-filled & sealed for life.

Our production involves rigorous quality-controlled processes:

• High-grade Material Selection: Components are crafted from premium materials for maximum durability
• Outer Race/Shell: High-carbon chromium bearing steel (SUJ2) for superior hardness and wear resistance
• Inner Roller/Spindle: Alloy steel (SCM440) engineered to withstand significant radial and axial loads
• Seals & Lubrication: Nitrile rubber (NBR) seals for oil resistance with lithium-based grease for long-term lubrication
• Quality Assurance: All materials undergo thorough inspection for chemical composition and mechanical properties using spectrometers and hardness testers