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<blockquote data-quote="zhul" data-source="post: 22412" data-attributes="member: 19021"><p>During the recent trip to Kluang, some of the 320d managed to go past 240 km/h. Maybe due to the presence of other mighty BMWs in the group :wink:Unfortunately it may not be safe to go past that number again. The OEM tyres in 320d&nbsp; is only V rated (max 240 km/h) - at least on the Bridgestones in my car (front: 225/45/R17 91V&nbsp;&nbsp; back: 255/40/R17 94V)The list below shows the tyre speed ratingsrating&nbsp; max speed&nbsp;&nbsp; L&nbsp; &nbsp; &nbsp;&nbsp; 120 km/h&nbsp; &nbsp; Off-Road &amp; Light Truck TiresM&nbsp; &nbsp;&nbsp; 130 km/h&nbsp; &nbsp; N&nbsp; &nbsp; &nbsp;&nbsp; 140km/h&nbsp; &nbsp; &nbsp; Temporary Spare TiresP&nbsp; &nbsp; 150 km/h&nbsp; &nbsp; Q&nbsp; &nbsp; 160 km/h&nbsp; &nbsp; &nbsp; Studless &amp; Studdable Winter TiresR&nbsp; &nbsp; 170 km/h&nbsp; &nbsp; &nbsp; H.D. Light Truck TiresS&nbsp; &nbsp; 180 km/h&nbsp; &nbsp; &nbsp; Family Sedans &amp; VansT&nbsp; &nbsp; 190 km/h&nbsp; &nbsp; &nbsp; Family Sedans &amp; VansU&nbsp; &nbsp; 200 km/h&nbsp; &nbsp; H&nbsp; &nbsp; 210 km/h&nbsp; &nbsp; &nbsp; Sport Sedans &amp; CoupesV&nbsp; &nbsp; 240 km/h&nbsp; &nbsp; &nbsp; Sport Sedans, Coupes &amp; Sports CarsW&nbsp; &nbsp; 270 km/h&nbsp; &nbsp; &nbsp; Exotic Sports CarsY&nbsp; &nbsp; 300 km/h&nbsp; &nbsp; &nbsp; Exotic Sports Cars<a href="http://www.tirerack.com/tires/tiretech/techpage.jsp?techid=35" target="_blank">source</a>It will be safer to go with the W or Y rated tyres when we change the current OEM tyres if we intend to go tracking or keep up with the big boys at our organized road events. Until then it will be better to max around 220km/h. Even at 230 km/h I can feel the tyres wobbling a bit especially at long corners.Be safe and have fun :top:</p></blockquote><p></p>

[QUOTE="zhul, post: 22412, member: 19021"] During the recent trip to Kluang, some of the 320d managed to go past 240 km/h. Maybe due to the presence of other mighty BMWs in the group :wink:Unfortunately it may not be safe to go past that number again. The OEM tyres in 320d is only V rated (max 240 km/h) - at least on the Bridgestones in my car (front: 225/45/R17 91V back: 255/40/R17 94V)The list below shows the tyre speed ratingsrating max speed L 120 km/h Off-Road & Light Truck TiresM 130 km/h N 140km/h Temporary Spare TiresP 150 km/h Q 160 km/h Studless & Studdable Winter TiresR 170 km/h H.D. Light Truck TiresS 180 km/h Family Sedans & VansT 190 km/h Family Sedans & VansU 200 km/h H 210 km/h Sport Sedans & CoupesV 240 km/h Sport Sedans, Coupes & Sports CarsW 270 km/h Exotic Sports CarsY 300 km/h Exotic Sports Cars[URL="http://www.tirerack.com/tires/tiretech/techpage.jsp?techid=35"]source[/URL]It will be safer to go with the W or Y rated tyres when we change the current OEM tyres if we intend to go tracking or keep up with the big boys at our organized road events. Until then it will be better to max around 220km/h. Even at 230 km/h I can feel the tyres wobbling a bit especially at long corners.Be safe and have fun :top: [/QUOTE]

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