Undercarriage Parts Australia

Trackspares is one of Australia’s leading suppliers of undercarriage parts for heavy equipment and machinery. Our KBJ undercarriage product is produced in our 100% owned manufacturing facilities to our local specifications. This ensures our ever-expanding range is specifically suited to our market, which we believe is the toughest in the world. KBJ offer the highest quality aftermarket undercarriage parts, allowing our clients the ability to make significant savings and reductions in cost per hour maintenance on equipment without sacrificing on quality. With undercarriages amounting up to 40% of the cost of running a machine, extending the life of machinery undercarriage can save significant project costs.


KBJ undercarriage parts are available for excavators, bulldozers, drill bases, crushers and screening plants. Our full range of undercarriage parts available to buy includes track chains, track groups, grouser plates, track pads, sprockets, recoil springs, rollers, idlers and a full range of hardware, and covers the largest scope of applications and brands on the market.  We are a national supplier for undercarriage parts manufactured to OEM specifications for heavy equipment from leading brands such as Caterpillar (CAT), Hitachi, Kobelco, Komatsu, Kubota and Volvo.

Track Chains

Trackspares carries both sealed (dry) and SALT (sealed and lubricated tracks) options for track chains.

Produced to ISO9001 and ISO14001 quality standards in our 100% owned manufacturing facility in Korea. Our KBJ Track Chains are a cost effective, high quality alternative to the OEM.

Our extensive range of sealed and dry chains cover most popular bulldozer and excavator makes and models and are covered by manufacturer’s warranty.


Trackspares stock a large range of load and carrier rollers to suit excavators and dozers.

Our rollers are manufactured to OEM specifications with precision engineered components, innovative heat-treatment and lifetime sealing system. All rollers carry manufacturer’s warranty.


Trackspares cover an extensive range of idlers to suit most makes and models including Komatsu, Caterpillar, Hitachi, Volvo & more

Covering 5 to 500 tonne applications, our KBJ idlers are manufactured to OEM specifications and assembled under our stringent quality assurance processes.


Our range includes bolt on and weld on rims, as well as segment groups.

All sprockets are formed from deep hardening steel and accurately machined to ensure correct fitment.

Track Shoes

Our extensive stock holding includes triple bar and single bar shoes in moderate or extreme service application.

Our double bar and triple bar shoes suit a full range of excavator makes and models. Our dozer range includes most common widths. Special application grousers including trapezoidal or self-cleaning are also available.

Crawler Shoes

Trackspares can supply or re-service large mining excavator crawler shoes. Models covered are Komatsu PC3000, Hitachi EX2500, EX3600 and EX5500, O&K RH120E, RH170, RH200 and RH320 machines.


Trackspares stock a large range of track and segment related hardware.

All fasteners are made from high-grade alloy steel with a minimum tensile strength of 17,000 PSI.

Products are fully heat treated with a core hardness of 35-42 RC which provides high wear resistance matching most OEM requirements.

High abrasion hardware available to suit D10 and D11.

Trackspares have an extensive range of undercarriage parts for sale across Australia, from Perth to Brisbane. Speak to our knowledgeable team to find out more about our heavy equipment undercarriage parts and service offerings.