Dayco

About Dayco

Dayco is a globally recognised manufacturer of engine products and drive systems with a history spanning more than 100 years. Founded in 1905 in the United States, Dayco began as the Dayton Rubber Manufacturing Company, producing rubber belting and industrial drive components for the rapidly growing automotive and manufacturing industries of the early twentieth century. Over the following decades, Dayco expanded its product range and global footprint to become one of the world's leading suppliers of power transmission and fluid conveyance products.

Today, Dayco operates manufacturing facilities and distribution networks across North America, Europe, Asia, and Australia, supplying OEM and aftermarket parts to some of the world's largest automotive, construction, and agricultural equipment manufacturers. Dayco's product range includes timing belts, V-belts, serpentine belts, tensioners, idler pulleys, water pumps, and high-performance hoses — all engineered to meet the precise demands of modern machinery operating in tough conditions.

In the Australian construction and earthmoving market, Dayco is a trusted name for drive belt and engine ancillary components fitted to machines from leading brands including Komatsu, Caterpillar, Hitachi, Doosan, and Kobelco. With genuine Dayco parts playing a critical role in engine timing, cooling, and power transmission systems, using authentic components is essential to protecting the long-term reliability of your equipment.

Dayco Parts We Supply

At Lucas Parts, we stock a comprehensive range of Dayco products to suit heavy construction, earthmoving, and agricultural equipment. Our Dayco parts inventory includes:

• Timing belts — precision-engineered belts for accurate engine valve timing and long service life
• V-belts and serpentine belts — drive belts for alternators, fans, air conditioning, and auxiliary systems
• Tensioners and idler pulleys — belt tensioning components to maintain correct drive system tension
• Water pump assemblies — coolant pump components to maintain engine operating temperature
• Radiator and coolant hoses — high-pressure hoses engineered for heavy equipment cooling systems
• Power steering hoses — reinforced hydraulic hoses for steering system fluid conveyance

Can't find the Dayco part you need? Call our team on 1300 987 300 and we will source it for you.

Why Choose Lucas Parts for Dayco Products?

• Australian stock — faster delivery, no lengthy international lead times
• Competitive pricing — genuine Dayco products at competitive rates
• Expert advice — our team can help you identify the correct Dayco belt or component for your machine
• Full warranty — all parts are inspected and covered before dispatch
• Minimise downtime — a snapped belt or failed tensioner can bring your entire operation to a standstill; we keep stock ready to ship

Why Genuine Dayco Belts and Components Matter

Drive belts and tensioners are among the most critical — and most overlooked — components on any piece of heavy equipment. A timing belt failure can result in catastrophic engine damage costing tens of thousands of dollars to repair. A worn serpentine belt can cause overheating, electrical system failure, or loss of power steering at the worst possible moment on a job site.

Genuine Dayco belts are manufactured to exact OEM specifications with premium rubber compounds and reinforcement materials that ensure the correct fit, correct tension, and correct service life for your specific machine. Substandard replacement belts may appear identical but can fail prematurely under the heat, load, and vibration demands of heavy equipment operation. At Lucas Parts, we only supply Dayco products that meet the quality standards your machine was designed around.

Serving Construction Businesses Across Australia

Lucas Parts supplies Dayco parts to customers in Melbourne, Sydney, Brisbane, Perth, Adelaide, and regional Australia. We work with civil contractors, earthmoving companies, plant hire businesses, and equipment dealers who need reliable parts supply with fast turnaround.

Browse our full parts catalogue or contact our team today to discuss your requirements.

Frequently Asked Questions — Dayco Parts

How do I know which Dayco belt fits my machine?

The best approach is to have your machine's make, model, and serial number ready when you contact us. Our team can cross-reference your machine specifications against Dayco's catalogue to identify the correct belt part number and confirm fitment before you order.

How often should drive belts be replaced on heavy equipment?

Replacement intervals vary by machine make, model, and operating conditions. As a general guide, timing belts on construction equipment are typically replaced every 1,000 to 2,000 operating hours, while V-belts and serpentine belts should be inspected regularly for cracking, fraying, or glazing and replaced at the first sign of wear. Always refer to your machine's service manual for the manufacturer's recommended intervals.

Do you supply Dayco parts for older machines?

Yes. We supply Dayco belts and components for a wide range of current and legacy equipment models. Contact us with your machine details and we will do our best to source the correct part for you.

How long does delivery take?

Delivery timeframes depend on your location and whether the part is in local stock or needs to be sourced. We will always provide you with a clear lead time before you confirm your order so there are no surprises.

Are your Dayco parts covered by a warranty?

Yes. All Dayco parts supplied by Lucas Parts carry a warranty. Speak to our team for specific warranty terms applicable to the part you are purchasing.

Can I order Dayco parts online?

Yes. You can browse and order through our website at lucasparts.com.au, or call us on 1300 987 300 for personalised assistance.