sorry i meant stock 510 rims have 4" of backspacing ----- Original Message ----- From: "Adam Jackson" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Tuesday, March 26, 2002 9:12 AM Subject: Re: TRX Wheels
> Terry, > > Thanks very much for the info. Just having a little read and the article > says stock 510s have 4" of backspacing and someone else mentioned that trx > rims have 4" backspacing?? So wouldn't this mean that the trx rims are > perfect as is? > > cheers, > Adam > > > ----- Original Message ----- > From: Terry Rudd > To: [EMAIL PROTECTED] > Sent: Monday, March 25, 2002 10:38 PM > Subject: RE: TRX Wheels > > > Adam, > > To save me writing about this there is a great Wheel & Tyre FAQ link that's > written for the PL510 (US). Here is the bit about offset & backspace. > Your mail client will need HTML capability to read this. > > The link to the full article is here: > http://kmhafer.homestead.com/files/wheelFAQ.htm > > Offset and Backspacing Made Simple: > > This is an area that can easily cause much confusion. While these terms are > often used interchangeably, they are not the same. Further confusing all of > this is the fact that rim width is the distance between the rim flanges > (where the tire bead contacts the rim), so that the actual wheel width from > edge to edge is 1.0" greater that the stated wheel width, making a 6.0" rim > actually measure 7.0" wide at it's widest point. > > > Graphic designed by Mark Sutton, used with permission of Discount Tire Co. > (Outside face of wheel is towards your Right) > > Backspacing refers to the distance from the mounting surface of the wheel > (where it contacts the hub) to the back side (inwards-facing) edge of the > rim. The easiest way to measure this is by placing a bare wheel on the > floor upside down. Place a straight-edge across the wheel, then use a ruler > to measure the distance from the bottom of the straight edge to the mounting > surface of the rim. Stock 510 wheels have about 4" of backspacing, and this > is a good measurement to shoot for. You can try to measure backspacing with > a tire mounted on the wheel, but you will have to adjust your measurement if > the tire sidewall extends beyond the rim. > Offset refers to how much the hub mounting surface of the wheel is offset > from the wheel's center, usually given in millimeters. Wheels can be > positive or negative offset. Datsun 510s like anywhere from zero to up to > +25mm of offset. To get this measurement requires a bit of basic math. > First measure overall wheel width from the outside edges of the wheel lips, > then divide this measurement in half. Next measure the backspacing as > above. A 7" wide wheel is actually 8" wide from wheel lip to wheel lip. > If the hub mounting surface were exactly in the center of the wheel, it > would have zero offset. It would also have 4" backspacing. Many of the > 13" x 7" American Racing Libre wheels are just like this. If the > backspacing on this wheel were 3", then the wheel offset would be +25mm (1 > inch = 25.4 mm). Panasport made 13" x 6" wheels for the 510 in both +9mm > and +15mm offsets, and both fit fine, so you don't need to be super-precise > with these measurements. As wheel diameter and width increase, you can > usually get away with a bit more positive offset, as the 15" and 16" > Panasports are +22mm offset. Most FWD cars use wheels that range between > +30mm to +45mm offset. > > regards > Terry > > > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED]]On Behalf Of Adam Jackson > Sent: Monday, 25 March 2002 8:48 PM > To: [EMAIL PROTECTED] > Subject: Re: TRX Wheels > > > Terry, > > I've never really understood much about back space, offset etc. How can i > tell the amount of backspace or offset a certain rim has when buying second > rims? > > cheers, > Adam > > ----- Original Message ----- > From: "Terry Rudd" <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Sent: Monday, March 25, 2002 6:23 PM > Subject: RE: TRX Wheels > > > > Adam, > > > > I just read this again - big blooper on my part in the last post (I > > shouldn't reply to these on busy work days) > > > > The backspace needs to be more than 100mm on the rim so it sits closer to > > the A arm and clears the guard lip by more. > > > > regards > > TR > > > > -----Original Message----- > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED]]On Behalf Of Terry Rudd > > Sent: Monday, 25 March 2002 2:05 PM > > To: [EMAIL PROTECTED] > > Subject: Re: TRX Wheels > > > > > > > > Adam, > > > > 205's will fit depending on what offset wheels - specifically TRX rims? > > I don't know - anyone know what the backspace is on them. If they are less > > than 100mm then they've got some chance with 205's but they would be tight > > as mine is moderately low and i had to massage the rear guard lip with > > 195/60's > > and 100mm backspace wheels. > > > > TR > > > > > Terry, > > > > > > Thanks very much. I think i'll have a look for some 195/55 tyres and > check > > > out what sorts of prices are about. Do 205/55 fit under the rear of a > 1600 > > > easily enough? ie with no flaring and lowered suspension? > > > > > > cheers, > > > Adam > > > > > > ----- Original Message ----- > > > From: "Terry Rudd" <[EMAIL PROTECTED]> > > > To: <[EMAIL PROTECTED]> > > > Sent: Monday, March 25, 2002 12:18 AM > > > Subject: RE: TRX Wheels > > > > > > > > > > Adam, > > > > > > > > I've seen 195/45x15 on H*ondahs - IMHO they look damn silly, 195/50 > are > > > also > > > > popular on 1600/180B but they are much smaller than the stock tyres > rpm > > > > wise, they are very similar to running one diff ratio lower. 195/55 > > series > > > > are close to perfect for a 1600/180B but for some reason only the exy > > top > > > > end stuff make that size where as the cheapies come in 50 series to > get > > > the > > > > H*ndahs & Excels, 195/65 or 205/60 are about right for 200B/Bluey. > Also > > > I've > > > > found the 50 series 15" tyres are off the comfort scale to but 55 are > > very > > > > nice and handle just about as well. > > > > > > > > regards > > > > Terry > > > > > > > > > > > > > > > > -----Original Message----- > > > > From: [EMAIL PROTECTED] > > > > [mailto:[EMAIL PROTECTED]]On Behalf Of Adam Jackson > > > > Sent: Sunday, 24 March 2002 9:20 PM > > > > To: [EMAIL PROTECTED] > > > > Subject: Re: TRX Wheels > > > > > > > > > > > > how much were these tyres? > > > > > > > > while on the topic of TRX rims. What is the lowest profile you can go > > to? > > > I > > > > just bought some trx rims last week and would like some nice neat low > > > > profile tyres on them. > > > > > > > > cheers, > > > > Adam > > > > > > > > ----- Original Message ----- > > > > From: "Ben" <[EMAIL PROTECTED]> > > > > To: <[EMAIL PROTECTED]> > > > > Sent: Monday, March 25, 2002 12:18 PM > > > > Subject: Re: TRX Wheels > > > > > > > > > > > > > a539s are beautiful, i have them on my car, they stick like glue. > > > > > > > > > > ----- Original Message ----- > > > > > From: "Paul Stanley" <[EMAIL PROTECTED]> > > > > > To: "OZDAT Mailing list" <[EMAIL PROTECTED]> > > > > > Sent: Saturday, March 23, 2002 5:40 PM > > > > > Subject: TRX Wheels > > > > > > > > > > > > > > > > I bought some 15" TRX mags the other day for my 200B. I want to > put > > > 205 > > > > > on > > > > > > the rear and 195 on the front, but I'm open to suggestions. I am > not > > > > going > > > > > > to spare any expense on tyres, I'm after a quiet comfortable ride. > > > > > > > > > > > > I'm wondering what the highest profile I can go with the above > > widths > > > on > > > > > the > > > > > > live axle 200B with stock suspension, and what would be the > correct > > > > > profiles > > > > > > so the speedo would have a correct reading? > > > > > > > > > > > > I did ask this before and James recommended Yokohama A539. > > > > > > > > > > > > > > > > > > From: Paul Stanley > > > > > > [EMAIL PROTECTED] > > > > > > [EMAIL PROTECTED] > > > > > > [EMAIL PROTECTED] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > --membersozdat------------------------------------------------------- > OZDAT Mailing List Please Note:- > Send (un)subscribe requests to [EMAIL PROTECTED] > Send submissions to [EMAIL PROTECTED] > No unauthorised redistribution of this email > http://www.ozdat.com/ozdatonline/index.htm > http://www.ozdat.com/ozdatonline/listindex.html > http://www.mail-archive.com/[email protected]/ > --------------------------------------------------------------------- > > --membersozdat------------------------------------------------------- OZDAT Mailing List Please Note:- Send (un)subscribe requests to [EMAIL PROTECTED] Send submissions to [EMAIL PROTECTED] No unauthorised redistribution of this email http://www.ozdat.com/ozdatonline/index.htm http://www.ozdat.com/ozdatonline/listindex.html http://www.mail-archive.com/[email protected]/ ---------------------------------------------------------------------
