http://www.sportauto.de/supertest/bmw-m5-auf-nordschleife-und-hockenheimring-1036035.html?show=2
They say it was partially limited and reached it's topspeed at 269 kph.
BMW M5 lap time at Nürburgring Nordschleife
2005 BMW M5 finished a lap of Nürburgring Nordschleife in 8 minutes and 12.9 seconds.
| Track | Nürburgring Nordschleife |
| Type | flying start |
| Vehicle | BMW M5 (E60) |
| Power / weight | 507 ps / 1878 kg |
| Time | 8:12.900 |
| Estimated time | 8:06 (-6.9 sec) |
| Est. peak speed | 269 kph (167 mph) |
| Average speed | 150 kph (93 mph) |
| Submitted | 14 years ago by sportauto |
| Views | 4.1k |
Reference: http://www.sportauto-online.de/aktuell_U_sport/tuning_-_zubehoer/hxcms_article_%20%20502725_14653.hbs
