John Deere Vintage Tractor Meters are used to calculate exact amount of pressure provided by lubrication oil to automobile engine. These specially designed instruments are reckoned for their reliable operation. With having 80 mm dial diameter, these John Deere Vintage Tractor Meters deserve praise for their prolonged working life. Accessible in different specifications, these have key role in transferring of shaft speed into voltage by using voltage converter. Measured voltage data is exhibited in analog meter. Provided automobile components have precise markings to indicate exact RPM speed of engine shaft when the vehicle is moving. These are useful for controlling speed of automobiles to avoid road mishap.