10,000 RPM ONLY - Readout is Displayed by 4 Large Easy-to-Read 1/2 inch Digits - Works on Diesel or Gas Engines - Accurate to 1 RPM - Requires a 3 1/8 inch Cutout; 3 1/2 inch OD - Standard Rim Color Matches Face/Dial - For That Custom Look, Add a Decorative Powdercoated Color Rim for Just $12.60 - Available in 8 Colors 3-GL1000CD$281.70 Face Color: BlackPlatinumWhite Decorative Powdercoated Colored Rim - Available in 8 Colors For that Custom Look, Add a Decorative Powdercoated Color Rim For Just $8 Note: Standard Rim Color Matches Face/Dial - Order Decorative Powdercoated Color Rim ONLY If You Want a Contrasting Rim Color. 3-CR338$9.90 Rim Color: WhiteYellowRedPurpleBlueTealChromeBlack 3 3/8 inch Flat Speedometer/Tachometer Bezel; 3 3/8 inch ID, 4 1/4 inch OD - Available in 10 Colors Flat Under Bezel; 3 3/8 inch ID, 4 1/4 inch OD - For use Under Steedometers and Tachometers or any Gauge Having a 3 3/8 inch Case Diameter - Available in 10 Decorative Powdercoated Colors 3-FL338$15.30 Bezel Color: WhiteYellowGoldRedPurpleBlueTealBrushed AluminumChromeBlack 3 3/8 inch Angled Speedometer/Tachometer Bezel; 3 3/8 inch ID, 4 3/8 inch OD - Available in 10 Colors Angled Under Bezel; 3 3/8 inch ID, 4 3/8 inch OD - Can be used to Fisheye Gauge(s) Toward Driver - For use Under Speedometers and Tachometers or any Gauge Having a 3 3/8 inch Case Diameter - Available in 10 Decorative Powdercoated Colors 3-AG338$24.30 Bezel Color: WhiteYellowGoldRedPurpleBlueTealBrushed AluminumChromeBlack