NJD1702 Oil Pressure Gauge (0-55 PSI) Dash Mounted, Black Face - Fits John DeereOne New Aftermarket Oil Pressure Gauge (0 55 PSI) Dash Mounted, Black Face Fits John Deere Models: R, 70, 720, 730, 80, 820 2 cylinder, 830 2 cylinder Tech Info: This gauge will work on the Fits John Deere R, but it is the wrong color. This oil pressure gauge features a black face. The calibration is as follows: Low = 12 PSI Medium = 20 PSI High = 32 PSI The gauge measures from 0 55 PSI. This gauge is designed as a dash or bracket mounted gauge. It