SPMX have extensive knowledge and experience in building high performance engines. Building engines for some of Australia’s top riders has given the team at SPMX the privilege of gaining valuable knowledge. SPMX can develop an engine that will put you a step above the rest. We only use the best products ensuring the best results. Full engine rebuilds, crank shaft rebuilds, cylinder head repairs, performance four stroke cylinder head work, engine and chassis parts for your bike, tyres, chain and sprockets we can cater for your needs.

All our work is done in house using quality OEM parts. We take pride in ensuring that our engine performance work is second to none and guarantee our work. We personalize our service and cater for all Motocross, Supercross, Enduro and FMX requirements.

If you’re looking to get the most out of your bike at competitive prices give us a call today.


SPMX offer every rider at every level the chance to be the best! If you’re a pro or a beginner we can help you achieve the best results! We offer the latest technology in suspension, engine performance and maintenance and go the extra mile to ensure satisfaction.