Hitachi EX891 Excavator Front Idler Sealed Track Idler Roller Undercarriage

Hitachi EX891 Excavator Front Idler | Sealed Track Idler Roller for Mining & Large Hydraulic Excavators

Keep your Hitachi EX891 tracking straight and eliminate track derailment, uneven wear, and noisy undercarriage drag with our front idler assembly, the direct OEM-replacement idler wheel engineered for Hitachi large hydraulic and mining-class excavators. This track idler roller guides the track chain, maintains correct track sag and alignment, and works with the recoil spring / track adjuster cylinder to absorb shock loads from rocks and hard ground. Built with an induction-hardened raceway and flange, heavy-duty forged or cast steel body, multi-lip floating seals with grease purge, and a grease-filled sealed cavity, this undercarriage idler resists abrasive wear, mud ingress, and roller-face galling even in wet, dusty, and high-impact quarry and mine sites. Supplied with idler + recoil spring assembly options, grease-type or mechanical tensioner, and matched by machine serial number / original part number, it's backed by strict ISO 9001 quality control and global technical support — the smart choice for fleet managers who need dealer-level durability without dealer-level prices. Ask about our bulk pricing, full undercarriage sets (rollers, idlers, sprockets, track shoes, links), and express worldwide shipping.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

• 

  Business Type:

  Manufacturer 

• 

  Year Established:

  2008 

• 

  Total Annual:

  20000000-25000000

• 

  Employee Number:

  90~100 

• 

  Ecer Certification：

  Verified Supplier 

Guangzhou Liantuo Machinery Trading Company is a professional cross-border supplier specializing in full-series excavator and construction machinery spare parts. We cover a complete product range, including hydraulic parts, undercarriage components, engine core parts, electrical control parts, sle... Guangzhou Liantuo Machinery Trading Company is a professional cross-border supplier specializing in full-series excavator and construction machinery spare parts. We cover a complete product range, including hydraulic parts, undercarriage components, engine core parts, electrical control parts, sle...

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