From the Unknown to the Historic
www.bridgestonemotorsport.com NETHERLANDS 06 26/06/2010 tyrE talk From thE unknown to thE historic tohru ubukata - Manager, Bridgestone Motorcycle Tyre Development After the entirely new challenge of Generally, Assen is not so demanding for Silverstone, next up is the historic Dutch front tyres, but loads are high on the right GP which this year celebrates its 80th shoulders of the rear tyres. Turns eleven to Assen is a smooth circuit that is demanding of anniversary. thirteen, Mandeveen to Meeuwenmeer, are the right shoulder of the rear tyres. Generally the loads After this year’s slight modification to the toughest for the right shoulders because on the tyres are not too high, but the right shoulders of the rear tyres reach a relatively high temperature Ruskenhoek and remodelling of the circuit in the bikes spend a long time on the side of because of the number and nature of the circuit’s 2006, Assen’s track surface is inconsistent the tyre at high speed and with the riders right-hand corners. This year we will bring asymmetric accelerating hard out of the corners, and this and the mix of newer and older asphalt offers rear slicks to Assen to provide the riders with a better differing levels of grip and abrasion, making increases the temperature of the rubber. combination of warm-up performance and durability it tricky for riders to get a constant feeling around Assen’s asymmetric layout. throughout a lap and very slippery in the wet. Following its modification in 2006 there are two The new sections of tarmac are slippery, turns eleven to thirteen, distinct types of tarmac: the new part whereas the older parts are abrasive.
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