Find WQ Certified Komatsu Parts Built for Heavy Equipment

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  • Fast USA Shipping

    Orders ship quickly from the United States when stock is available.

  • WQ Certified Selection

    Parts are reviewed for fit, source, application, and practical replacement value.

  • Heavy Equipment Focus

    Built around Komatsu machines, part numbers, systems, and real-world repair needs.

  • Secure Checkout

    Encrypted payments with trusted providers

  • Expert Chat Support

    Need help? Send us a part number, model, serial number, or photo.

Popular Aftermarket Komatsu Parts from WQC Parts

Frequently ordered WQ Certified Komatsu replacement parts selected for reliable fit, dependable performance, and practical availability.

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Newly Added WQ Certified Komatsu Parts

NEW ARRIVALS

NEW ARRIVALS est une collection de pièces après-marché organisée pour aider les acheteurs canadiens à rechercher les bonnes pièces par numéro de pièce, modèle de machine, famille d’équipement, système et application.

Les pièces de machinerie lourde doivent être choisies avec soin. Une même description générale peut s’appliquer à plusieurs machines, plages de numéros de série, groupes de composants ou positions de schéma. Utilisez cette collection comme point de départ, puis confirmez le numéro de pièce exact et les détails de la machine avant de commander.

Comment confirmer la compatibilité

  • Recherchez avec le numéro de pièce d’origine lorsqu’il est disponible.
  • Confirmez le modèle de machine, le numéro de série et l’emplacement du composant.
  • Vérifiez la position dans le schéma, la quantité et les notes d’arrangement lorsque les données du livre de pièces sont disponibles.
  • Comparez les formats de numéro de pièce avec et sans tirets lors de la recherche.
  • Communiquez avec WQC Parts avec le numéro de pièce, le modèle, le numéro de série et des photos lorsque la compatibilité est incertaine.

Pourquoi acheter chez WQC Parts?

  • Pièces après-marché organisées par numéro de pièce, système et famille de machines.
  • Aide pratique pour la vérification de compatibilité.
  • Structure de collection claire pour accélérer la recherche de produits.
  • Approvisionnement fiable axé sur la réduction des temps d’arrêt.

Pièces de machinerie lourde pour le Canada : WQC Parts fournit des pièces Komatsu après-marché et des pièces de machinerie lourde aux acheteurs canadiens depuis les États-Unis. La disponibilité, le transport, les droits d’importation, le courtage en douane, la TPS/TVH et les délais de livraison sont confirmés au moment de la soumission ou du paiement.

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Blog posts

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    Using a Hydraulic Breaker Without Destroying Your Excavator

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    A hydraulic breaker can make an excavator very profitable, but it does that at the expense of machine wear. Every contractor who adds a hydraulic hammer is making that calculation....

    Using a Hydraulic Breaker Without Destroying Yo...

    A hydraulic breaker can make an excavator very profitable, but it does that at the expense of machine wear. Every contractor who adds a hydraulic hammer is making that calculation....

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    A daily excavator walk-around checklist helps operators, contractors, and fleet managers catch small problems before they become downtime. Before startup, the operator should check for leaks, loose pins and bushings,...

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    A daily excavator walk-around checklist helps operators, contractors, and fleet managers catch small problems before they become downtime. Before startup, the operator should check for leaks, loose pins and bushings,...

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    Komatsu PC200 excavator bucket linkage showing pins and bushings wear points

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    Pins and bushings are some of the most important wear parts on an excavator. They control the movement of the boom, arm, bucket, bucket links, and hydraulic cylinder connections. When...

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    Pins and bushings are some of the most important wear parts on an excavator. They control the movement of the boom, arm, bucket, bucket links, and hydraulic cylinder connections. When...

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Find WQ Certified Komatsu Parts Built for Heavy Equipment

Finding the right Komatsu parts should not be complicated, overpriced, or uncertain.
WQC Parts supplies WQ Certified aftermarket Komatsu parts and Komatsu replacement parts
for contractors, repair shops, fleet managers, and equipment owners who need dependable
heavy equipment parts without unnecessary guesswork.


Our catalog is organized around how Komatsu equipment is actually repaired: by machine
family, model, system, component group, and part number. Whether you are searching for
Komatsu excavator parts, wheel loader parts, bulldozer parts, pins and bushings, hydraulic
parts, engine parts, bearings, filters, seals, or service components, WQC Parts is built to
help you move from part search to fitment confirmation faster.

Built Better. Lasts Longer.


WQ Certified Parts are selected with durability, fitment, application, and real-world
performance in mind. Heavy equipment parts work in harsh conditions — jobsites, quarries,
mines, utility work, road-building, and fleet maintenance environments — so replacement
parts need to be more than just available. They need to be properly matched to the machine,
system, and repair.


That is why WQC Parts focuses on practical part identification, reliable sourcing, and
support for buyers who need to confirm the right replacement before ordering. We help
customers search by original part number, alternate part number, machine model, serial
range, and component location whenever that information is available.

Built for Contractors, Fleets, and Repair Professionals


WQC Parts was created for people who rely on Komatsu equipment every day. Whether you are
maintaining one excavator, repairing a wheel loader, sourcing parts for a bulldozer, or
supporting a fleet across multiple locations, our goal is to help reduce downtime, control
repair costs, and provide dependable Komatsu replacement parts you can trust.


If you already know your part number, ordering is simple. If you are not sure, our team can
help review the part number, machine model, serial number, photos, or application details so
you can move forward with more confidence.

More Than a Parts Store


WQC Parts is building a machine-first Komatsu parts resource, not just another online catalog.
Our structure is designed to help customers search by equipment type, model family, system,
and part number while supporting deeper technical pages for parts identification, replacement
planning, and heavy equipment maintenance.


For aftermarket Komatsu parts, Komatsu replacement parts, heavy equipment parts, and WQ
Certified parts you can depend on, WQC Parts is here to help keep your equipment working.