Factory wheels and tyres sizes Ford Mustang III Coupe (1978 - 1993)

Wheels parameters:

For an example of size: PCD 4*108 Dia 63.4 , consider the notation for these parameters. - width - or J means the width of the disk shelves in inches
- diameter - or R is the installation of the wheel size in inches
- Between the bolt distance (PCD) and number of holes - 4*108 means 4 holes with a distance of 108.
- Et (ET) - or ET is the distance from the geometric center of the disk shelf to the fitting point to the hub in millimeters. The smaller the flyout, the more the drive is out
- Dia -63.4 the size of the hub in millimeters. Sometimes indicated without a fractional part
- Bolt -1/2"-20UNF diameter and thread pitch of the bolt / nut in millimeters

Tyres sizes:

Using the wheel size example , consider what these options mean. - Width - - tire width in millimeters
- Height - - this value is specified in percent. The height of the wheel profile in millimeters is calculated as a percentage of the width, for our case this will be * & # 37; = mm
- Diameter - or R - tire setting diameter