SK850 IDLER PART NO.:YN64D00002F1
Product Overview
Part Number: YN64D00002F1
Fit Machine: Kobelco SK850 Large Heavy Mining Excavator
This idler wheel is a heavy-duty aftermarket replacement undercarriage wear part engineered for Kobelco SK850 heavy mining excavators. Cast from high-strength alloy steel with full-surface quenching heat treatment, it controls track tension and guides track chains to avoid track deviation and derailment, delivering reliable stable performance under severe working environments including open-pit mines, stone quarries and heavy earthmoving projects.
Core Advantages
Precision Machined Replacement Dimensions
Outer diameter, spindle bore and mounting bracket dimensions are precisely machined to perfectly fit Kobelco SK850 excavators. Direct bolt-on installation is available without cutting or secondary modification.
Deep Hardened Wheel Rim Surface
Carburizing quenching treatment is applied to the wheel rim to achieve high wear resistance, greatly extending service life on rocky and muddy heavy-duty job sites.
Fully Sealed Multi-Layer Lubrication System
Multi-layer mud-resistant oil seal design effectively blocks sediment ingress and grease leakage, significantly lowering regular maintenance downtime.
High Toughness Cast Structure
Resists cracking and permanent deformation during continuous heavy-load mining excavation cycles.
Strict Pre-Shipment Full Inspection
Each idler undergoes hardness testing, hydraulic leak testing and dimensional calibration before packaging to guarantee consistent uniform quality.
Compatible Equipment
This aftermarket replacement idler perfectly fits Kobelco SK850 crawler heavy mining excavator.
If you cannot confirm compatibility, send your machine model and photos of your old idler to our sales team for fast professional verification.
Application
Track tension replacement idler wheel for Kobelco SK850 large mining excavators, widely deployed in quarry mining, stone pits and heavy earthmoving machinery chassis tension systems.
Packing & Delivery
Adopt shockproof export wooden cases and fumigated wooden pallets as outer packaging for long-distance sea and air international transit.
We support bulk wholesale orders, mixed undercarriage spare parts orders, fast production lead time and global door-to-door logistics delivery service.
Why Choose MUYE Aftermarket Undercarriage Parts
MUYE Machinery has specialized in aftermarket excavator chassis spare parts for over 10 years:
- Complete product lineup including idlers, track rollers, top rollers, sprockets and track shoes compatible with Kobelco, Hitachi, Sany, Komatsu, CAT and other mainstream construction machinery brands
- Direct factory supply with competitive wholesale prices, no extra markup from middle distributors
- All aftermarket undercarriage wear parts are covered by a 12-month quality warranty
- Professional technical team provides accurate model matching and installation guidance
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