Fastest average speed at the Isle of Man TT Races
Peter Hickman
136.358 mile(s) per hour
Isle of Man ()

The fastest average speed over a lap of the Isle of Man TT Races is 136.358 mph (219.446 km/h), achieved by Peter Hickman (UK) on 9 June 2023 on the Isle of Man, UK.

Hickman broke the TT lap record on the final lap of his Superstock race, surpassing his own mark from 2018 and registering his 11th TT race victory. He was riding a BMW M1000RR.