I was woundering if anyone new the circumferance to program in for a 305x55x20 tire to correct my speedo on the attitude monitor.

Thanks for any and all help,
Matthew

Here ya go:

<TABLE style="BORDER-COLLAPSE: collapse" borderColor=black cellSpacing=0 cellPadding=4 background=images/spacer.gif border=1><TBODY><TR bgColor=#d3d3d3><TD>Stock Tire - 305/55R20 >Search Tires (http://www.1010tires.com/tiresearch.asp?treadwidth=305&profile=55&diameter=20) </TD></TR><TR onmouseover="style.backgroundColor='#D3D3D3'; window.status='Section Width: the width of a tire; the width at its widest point from sidewall to sidewall.';" style="BACKGROUND-COLOR: #ffffff" onmouseout="style.backgroundColor='#FFFFFF'; window.status='';"><TD bgColor=#eeeeee><TABLE width=280><TBODY><TR><TD width=100>Section Width:</TD><TD align=right width=80>12.00 in</TD><TD align=right>305 mm</TD></TR></TBODY></TABLE></TD></TR><TR onmouseover="style.backgroundColor='#D3D3D3'; window.status='Rim Diameter: height of the wheel this tire will fit on';" style="BACKGROUND-COLOR: #ffffff" onmouseout="style.backgroundColor='#FFFFFF'; window.status='';"><TD bgColor=#eeeeee><TABLE width=280><TBODY><TR><TD width=100>Rim Diameter:</TD><TD align=right width=80>20 in</TD><TD align=right>508 mm</TD></TR></TBODY></TABLE></TD></TR><TR onmouseover="style.backgroundColor='#D3D3D3'; window.status='Rim Width Range: recommended rim widths that this tire will fit on';" style="BACKGROUND-COLOR: #ffffff" onmouseout="style.backgroundColor='#FFFFFF'; window.status='';"><TD bgColor=#eeeeee><TABLE width="100%"><TBODY><TR><TD width=100>Rim Width Range:</TD><TD align=right width=80>9 - 10 in</TD></TR></TBODY></TABLE></TD></TR><TR onmouseover="style.backgroundColor='#D3D3D3'; window.status='Diameter: overall height of the tire';" style="BACKGROUND-COLOR: #ffffff" onmouseout="style.backgroundColor='#FFFFFF'; window.status='';"><TD bgColor=#eeeeee><TABLE width=280><TBODY><TR><TD width=100>Overall Diameter:</TD><TD align=right width=80>33.20 in</TD><TD align=right>843.28 mm</TD></TR></TBODY></TABLE></TD></TR><TR onmouseover="style.backgroundColor='#D3D3D3'; window.status='Sidewall: the height of one tire sidewall';" style="BACKGROUND-COLOR: #ffffff" onmouseout="style.backgroundColor='#FFFFFF'; window.status='';"><TD bgColor=#eeeeee><TABLE width=280><TBODY><TR><TD width=100>Sidewall Height:</TD><TD align=right width=80>6.60 in</TD><TD align=right>167.64 mm</TD></TR></TBODY></TABLE></TD></TR><TR onmouseover="style.backgroundColor='#D3D3D3'; window.status='Radius: height from the center of the tire to the outside edge';" style="BACKGROUND-COLOR: #ffffff" onmouseout="style.backgroundColor='#FFFFFF'; window.status='';"><TD bgColor=#eeeeee><TABLE width=280><TBODY><TR><TD width=100>Radius:</TD><TD align=right width=80>16.60 in</TD><TD align=right>421.64 mm</TD></TR></TBODY></TABLE></TD></TR><TR onmouseover="style.backgroundColor='#D3D3D3'; window.status='Circumference: distance around the outside edge of the tire';" style="BACKGROUND-COLOR: #ffffff" onmouseout="style.backgroundColor='#FFFFFF'; window.status='';"><TD bgColor=#eeeeee><TABLE width=280><TBODY><TR><TD width=100>Circumference:</TD><TD align=right width=80>104.3 in</TD><TD align=right>2649.2 mm</TD></TR></TBODY></TABLE></TD></TR><TR onmouseover="style.backgroundColor='#D3D3D3'; window.status='Revs per Mile: number of times this size tire rotates when travelling one mile';" style="BACKGROUND-COLOR: #ffffff" onmouseout="style.backgroundColor='#FFFFFF'; window.status='';"><TD bgColor=#eeeeee><TABLE><TBODY><TR><TD width=100>Revs per Mile:</TD><TD align=right width=130>626.5</TD></TR></TBODY></TABLE></TD></TR></TBODY></TABLE>

Thanks for the quick reply.

Matthew