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. Sierra Part #68443P.• Dial Range: 0-7000 RPM• Hole Size: 3-3/8" Low-profile bezel Thru-dial & perimeter lighting | Sierra Amega 3" Tachometer in Red