Michelin had initially advocated the laborious S9 compound to the DTM after being introduced because the collection’ official tyre provider in March.
Nevertheless, on account of issues over restricted degradation resulting in monotonous races, the DTM is giving choice to the medium S8 tyre and used it extensively within the Lausitzring check final week.
It’s understood that the championship won’t present groups with the choice of utilizing a number of compounds this season, as an alternative choosing single-spec rubber.
Whereas two completely different tyre compounds would have introduced one other strategic component into play, groups have been in opposition to the thought on account of restricted testing alternatives obtainable to realize understanding of each tyres.
Use of multiple compound would have additionally sophisticated issues for AVL Racing, which has been signed as a accomplice to assist decide the BoP for the DTM’s first season beneath GT3 guidelines.
“We at present have two tyre compounds obtainable, however we’ll go for the softer one as customary,” DTM boss Gerhard Berger informed ran.de.
“If there must be a race the place the temperatures go means excessive or the tyre load is so excessive, then we have now that possibility. However I anticipate that we’ll go the entire season with the softer one.”
Kelvin van der Linde, Abt Sportsline Audi R8 LMS GT3
Photograph by: Alexander Trienitz
Abt Audi driver Kelvin van der Linde, a race winner within the prestigious Nurburgring 24 Hours, backed DTM’s resolution to decide on the medium tyre, saying some degradation is critical to offer good racing.
He additionally famous that it takes some time to construct the warmth up inside S9 tyres, which might pose a security concern in low temperatures.
“The S8 sometimes being the softer tyre we’re seeing much more degradation than the S9,” mentioned van der Linde. “On the identical time we’re seeing a greater tyre warmth up particularly within the chilly months now, it is serving to us lots, so it is lots safer
“The S9 could be very very sketchy once you’re getting out of the field.
“In all probability in the summertime months S9 perhaps can be a bit higher on tyre warmth up however for example for me racing sensible S8 might be a greater tyre simply purely as a result of we’re going to see some degradation and I believe we’d like degradation to have good racing.
“With GT3 clearly with ABS each driver is at a sure restrict of the braking zone, it isn’t a lot that you are able to do to outbrake one other man with an ABS system, so you actually attempt to deal with saving tyres in a greater means than different guys and maximising that in case you see a tyre drop from different automobiles.
“I believe for me it is extra a security concern with the S9. You’ll most likely see a really ragged first lap of the race on S9. From a driver’s perspective I am leaning in the direction of the S8.”
Michelin additionally has an excellent softer S7 tyre compound in its vary however it has been dominated out for the 2021 season.
“The seven is even higher performing and softer however with the tyre you’ve gotten extra put on,” Mercedes’ buyer racing chief Thomas Jager defined. “And that could possibly be an issue with aggressive surfaces as a result of you must take tyres into the subsequent [race] weekend. You need folks to drive within the apply periods.”