Welcome to H&D Racing's website where you can shop securely online for various custom trials spares and special one off items that have been manufactured & engineered by ourselves here in the UK. Based in North Yorkshire, the heartland of trials, we are dedicated to motorcycle trials, specialising in the Cota 4RT & 315r machines and have had many years making, modifying and selling trials specific parts. If you cannot see what you want then please ask,and we may be able to source it for you. We are the UK Importer for Geco Special Parts & are pleased to be associated with- Mitani & Banyeres trials parts, S3, CSP, Termignoni,Apico, Raw Sports & Probolt.