INFO: http://www.teamxray.com/teamxray/news/newsdesc.php?news_id=303&kategoria=303
High performance racing:
For professional racing, high performance option parts are offered to enable you to fine-tune the M18 to achieve better results. Options include, but are not limited to, the following:
• graphite chassis with extra cooling holes
• alu motor mount
• optional gearing (42T spur and additional pinions)
• adjustable ball differential
• front one-way axle
• alu drive shafts
• adjustable toe linkages
• servo saver
