Date: Mon, 23 Jul 2001 23:00:04 +0200 From: "VIKINGMAN" <saabnopsamlixnet._nospam_dk> Subject: Re: Reprogramming ECU for 17" wheels
"Davo" <whatevernopsamever.net> skrev i en meddelelse news:Nq%67.25797$Xr6.208405nopsam-server.bigpond.net.au... > I've been told the diameter going from 205/50/16 to 215/45/17 increases by > 14mm (about half an inch). The 215 tyres are needed as the17" Aero rims are > 7" wide, compared to the present 6 1/2" rims. > > I think the speedo will under read by about 3kmp/h (1-2mp/h) at 100kp/h > (60mp/h) ?? > > Davo I have 215/45-17 and it's true that the diameter is ~3,1% larger than the 205/50-16. This however is just an advantage as the error reading of the speedometer is larger than this. This means that you're actually gaining a more precise speedometer! Cheers!
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