FREE Next Day Delivery on all Orders! (Delivery Mon-Fri. UK only, on orders placed before 12-noon)


Congratulations to Dean Harrison and the Silicone Engineering Racing team on winning the 2019 Isle of Man Senior TT - The World's most prestigious & gruelling road race - Using Diamond Rearsets.

Race proven precision components from Diamond Race Products. 

Here's a clip from his sub-17 minute lap from a standing start in the 2018 Isle of Man TT.