DOZCO supplies a full range of Komatsu compatible rock breaker & hydraulic hammer attachment and undercarriage parts for excavators, dozers and crawler machines operating across Australian mining, quarrying and construction sites. Our parts are manufactured to match original Komatsu specifications — giving you the same performance and fit as genuine OEM parts at a fraction of the cost. With 40+ years of manufacturing experience, ISO certification, and stock held in our Melbourne warehouse, DOZCO is one of Australia's most trusted aftermarket Komatsu spare parts suppliers.
30k+
850+
40+
39K SQ. MTR
25000+
6
DOZCO manufactures and supplies rock breakers attachment, rock breaker tools (chisel) and undercarriage parts — all engineered to be compatible with Komatsu excavators and dozers operating across Australia.
Designed with advanced technology and precise engineering, our attachments and parts help contractors and construction companies reduce downtime, improve productivity, and complete roadworks, highways, and civil projects on time with long-lasting results.
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Designed with advanced technology and precise engineering, our attachments and parts help contractors and construction companies reduce downtime, improve productivity, and complete roadworks, highways, and civil projects on time with long-lasting results.
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DOZCO is a leading rock breaker and mining undercarriage supplier in Australia. Our products are customized for mining operations and help contractors achieve consistent productivity with lower maintenance and downtime.
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Contractors can crush, sort, and reuse materials like concrete and aggregates efficiently directly on site. This approach helps reduce waste disposal, lower operating costs, and promote more sustainable construction practices without compromising productivity.
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Caterpillar, Volvo, Liebherr, Doosan, Kobelco, Sumitomo, Hitachi, Hyundai, YANMAR, CASE, John Deere, and more
Caterpillar Dozers
Komatsu Excavators
Volvo Excavators
Liebherr Dozers
Doosan Excavators
Kobelco Excavators
Sumitomo Excavators
Hitachi Excavators
Hyundai Excavators
John Deere Dozers
Yanmar Mini Excavators
CASE Dozers
DOZCO manufactures products in India under strict quality control standards to ensure consistent performance and reliability.
Parts manufactured to match original Komatsu dimensions and tolerances. ISO certified across all product lines.
Melbourne warehouse — faster delivery than overseas suppliers. No long lead times for Australian job sites.
Compatible parts tested for correct fitment across Komatsu PC and D-series machines. Warranty backed.
30–50% saving vs genuine Komatsu OEM parts — without compromising on quality or fit.
Trusted by mining, quarrying and civil construction contractors across Australia since 1983.
Dedicated support line, online warranty claims portal and proactive maintenance guidance.
At DOZCO, our role doesn’t end with supplying undercarriage parts and rock breakers. We back every product with dependable after‑sales service for construction and mining equipment. We have decades of hands-on experience. From early design discussions and on-site application to servicing and technical guidance, our team supports customers at every stage. Our After-Sales Service includes:
Dedicated support line available for warranty claims and technical queries.
Easy-to-use online claim portal with minimal paperwork.
Proactive maintenance tips and undercarriage care guides provided to customers.
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