It's my understanding, weight will greatly effect city driving, and, CDX & Rolling Friction will greatly effect highway driving. Paul On 04/25/12 02:48 PM, Stephen Rice wrote: > > Depending on fuel and how I drive, I get a consistant 22 - 25 mpg with > my car. I have found that I get the same gas mileage even when I have > a passenger. If the added weight of a passenger doesn't have a > noticible effect on my gas milage, I seriously doubt a few pounds from > a full size spare would make any difference. > [Non-text portions of this message have been removed] ------------------------------------ To address comments privately to the moderating team, please address: moderators@xxxxxxxxxxx For more info on the list, tech articles, cars for sale see www.dmcnews.com To search the archives or view files, log in at http://groups.yahoo.com/group/dmcnewsYahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/dmcnews/ <*> Your email settings: Individual Email | Traditional <*> To change settings online go to: http://groups.yahoo.com/group/dmcnews/join (Yahoo! ID required) <*> To change settings via email: dmcnews-digest@xxxxxxxxxxxxxxx dmcnews-fullfeatured@xxxxxxxxxxxxxxx <*> To unsubscribe from this group, send an email to: dmcnews-unsubscribe@xxxxxxxxxxxxxxx <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/