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    An AI Overview is not available for this searchCan't generate an AI overview right now. Try again later.
    AI Overview
    Heavy-duty idler assemblies for the Hitachi ZX330 excavator are designed for severe applications, featuring robust construction to maintain track tension and alignment under extreme loads, abrasion, and harsh working conditions. These assemblies typically include the idler shell, center shaft, bushings, seals, and sometimes the yoke or cushion. 
    Key Features & Specifications: 
    • Compatibility: Suitable for Hitachi models including ZX330, ZX330-3, ZX330LC-3, ZX330-5G, and ZX350-3.
    • Construction: Manufactured using cast or forged high-strength steel for durability.
    • Surface Hardness: Heat-treated surfaces typically feature a hardness of HRC50-56 with a depth of 5mm-8mm for extended wear life.
    • Components: The assembly generally consists of a "shell" (the wheel), dual-cone floating seals, and internal bushings.
    • Part Numbers: Often referred to by numbers such as 4615392 for Hitachi ZX330/ZX350H. 
    Available Options: 
    • New Aftermarket: Earthmoving Warehouse provides heavy-duty, reliable, and durable aftermarket options for ZX series excavators.
    • Used/Surplus: VI Equipment Ltd. stocks used and rebuilt ZX330 LC idler assemblies that are inspected for quality.
    • Specialized Manufacturing: Companies like Quanzhou Red Hill Engineering and Machinery Co., Ltd. and Xiamen Winsum (WSG) Machinery Co., Ltd provide specialized cast and forged options.
    • Forged Idlers: DPW-parts specializes in forged idler groups for ZX330-3 models. 
    When selecting a replacement, it is essential to verify the exact model year and series (e.g., -3, -5G) to ensure proper fitment. 
    • Quality For Hitachi Excavator Idler - Durable & Reliable - Alibaba.com
      Sealing and Bearing System ... Ensures durability and resistance to impact and abrasion; high-manganese steel enhances wear life. ...
      Alibaba.com
    • UH081 UH082 UH083 Hitachi Excavator Front Idler Assy | WSG ...
      UH081 UH082 UH083 Hitachi Excavator Front Idler Assy | WSG Machinery * Product Description. Product name. Idler (Guide Wheel) Colo...
      Xiamen Winsum (WSG) Machinery Co., Ltd
    • 9306002 Idler - Front Idler for ZX330-5G & ZX350-3 Excavators
      Apr 21, 2026 — Functions of 9306002 Idler in Heavy Machinery The 9306002 idler is a critical component within the undercarriage system of heavy c...
      Alibaba.com
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    Web results

    Excavator Parts ZAXIS 330 ZAXIS330 Front Idler | WSG ...


    Xiamen Winsum (WSG) Machinery Co., Ltd
    https://www.wsgparts.com › products › excavator-parts-...
    Xiamen Winsum (WSG) Machinery Co., Ltd
    https://www.wsgparts.com › products › excavator-parts-...
    FIT FOR BRAND, WSG front idler assy is mainly applicable for: KOMATSU, PC30, PC40, PC45, PC60, PC75, PC100, PC120, PC200. PC220, PC300, PC350, PC400.Read more
    ZX330 heavy duty idler assy from www.wsgparts.com
    5.0(1)

    Hitachi ZX330 LC Idler Assembly


    VI Equipment Ltd.
    https://viequipmentltd.com › product › hitachi-zx330-lc-...
    VI Equipment Ltd.
    https://viequipmentltd.com › product › hitachi-zx330-lc-...
    Hitachi ZX330 LC used Idler Assemblies are excellent shape and are inspected for wear. Idler wheel and idler blocks inspected for quality and sold in excellent ...Read more
    ZX330 heavy duty idler assy from viequipmentltd.com

    Idler for Excavator ZX330 - Durable & Reliable Performance


    Alibaba.com
    https://www.alibaba.com › showroom › idler-for-excav...
    Alibaba.com
    https://www.alibaba.com › showroom › idler-for-excav...
    Constructed from high-strength cast iron and equipped with precision roller bearings, ZX330 idlers are engineered to withstand extreme loads, abrasion, and ...Read more

    Hitachi excavator ZX330 EX200 undercarriage parts ...


    Xiamen Fortune Industrial Co., Ltd.
    https://www.fortunepart.com › Idler
    Xiamen Fortune Industrial Co., Ltd.
    https://www.fortunepart.com › Idler
    Front idler assembly for Hitachi ZX330 EX200 ZX450 excavator undercarriage parts,has two kinds,forging and casting idler wheel body.Read more
    ZX330 heavy duty idler assy from www.fortunepart.com

    Front Idler 4615392 for Hitachi Excavator ZX330 ZX350H ...


    FridayParts
    https://www.fridayparts.com › hitachi-zax330-idler
    FridayParts
    https://www.fridayparts.com › hitachi-zax330-idler
    High-performance Front Idler for maximum durability. Ensure correct track tension & reduce wear. Find your perfect fit & order today!
    ZX330 heavy duty idler assy from www.fridayparts.com
    $2,619.99 · In stock · 5.0(4) · 10–18 day delivery · 90-day returns
    Missing: heavy ‎| Show results with: heavy

    HITACHI heavy duty idler assy


    Quanzhou Red Hill Engineering and Machinery Co., Ltd.
    https://www.rhundercarriage.com › hitachi-heavy-duty-i...
    Quanzhou Red Hill Engineering and Machinery Co., Ltd.
    https://www.rhundercarriage.com › hitachi-heavy-duty-i...
    super quality products with a 1 year warranty period,suitable for all kinds of difficult working environments. Tags : zx330 excavator spare part idler ...Read more
    ZX330 heavy duty idler assy from www.rhundercarriage.com

    HITACHI ZX270-3/ZX280-3/ZX330-3/ZX350-3 Forged Idler ...


    DPW-parts
    https://www.hangongmachinery.com › ZX330LC › OE...
    DPW-parts
    https://www.hangongmachinery.com › ZX330LC › OE...
    The Forged Idler Group is a critical undercarriage component for Hitachi ZX270-3, ZX280-3, ZX330-3, and ZX350-3 excavators, ensuring smooth track movement and ...Read more
    ZX330 heavy duty idler assy from www.hangongmachinery.com

    Zx330 Zx360 Zx450 Excavator Track Adjuster 9243535 9306368 ...


    Made-in-China.com
    https://m.made-in-china.com › product › Zx330-Zx360...
    Made-in-China.com
    https://m.made-in-china.com › product › Zx330-Zx360...
    Type: Undercarriage Parts ; Part Number. 9243535 9306368 9155799 ; Product Name. Track Adjuster Assy ; Part Type. Excavator Parts/ Spare Parts/Heavy Equipment ...

    ZX330 Excavator Idler - Durable & High Performance


    Alibaba.com
    https://www.alibaba.com › showroom › zx330-excavat...
    Alibaba.com
    https://www.alibaba.com › showroom › zx330-excavat...
    Find durable zx330 excavator idler parts for large-scale mining and construction. Shop our selection of industrial-grade components for reliable ...
    Missing: duty ‎| Show results with: duty

    Hitachi Idlers - ZX Models


    Earthmoving Warehouse
    https://www.earthmovingwarehouse.com.au › products
    Earthmoving Warehouse
    https://www.earthmovingwarehouse.com.au › products
    Earthmoving Warehouse supply Idlers for Hitachi undercarriages. Our undercarriage spare parts and track systems are manufactured with the finest material.Read more
    ZX330 heavy duty idler assy from www.earthmovingwarehouse.com.au
    A$521.00 · In stock · 14-day returns
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