Smart white and red graphics on a black dial background add a sharp, classic style to any dash. These very low profile bezels follow the curve of the lens to eliminate water trapping. Scratch-resistant domed glass lenses shed water. Through-dial and perimeter lighting provides excellent readability at night. 3" tachometer and speedometer require 3-3/8" diameter hole. Other 2" gauges require 2-1/8" diameter hole. Sierra Part #68362P. This 4-gauge set includes tachometer, speedometer kit, fuel gauge, and voltmeter. Scratch-resistant domed glass lenses Through-dial and perimeter lighting Includes tachometer, speedometer kit, fuel gauge, and voltmeter | Amega 4-Gauge Set, Tachometer, Speedometer, Fuel, Voltmeter in Red