Manufactured to replace your factory gauges for easy installation into your existing gauge housing. The panel is built with platinum bright, long lasting CREE LEDs engineered as a complete, direct-fit solution, bolting to your existing gauge panel providing precision digital accuracy with all vital engine functions. Speedometer reads up to 255 MPH and features odometer, trip meter, one-button calibration; regardless of tire size, gear ratio or transmission, 0-60 time with 1⁄4 mile elapse time plus high speed recall, all with the push of a button. The speedometer can be used with electronic cruise control senders or use included S9013, universal speedometer sending unit, if your vehicle is not equipped with a functional cruise control. Tachometer displays 0-6000 RPM in 300 RPM increments with programmable 4-6-8-cylinder engines. Speedometer and tachometer are a combined unit.Water Temperature displays 100-300°F and range sender S8013 is included. If you need a 3/8" bushing, please note in the comments when you order. We send the more common 1/2" bushing. Fuel level displays 0-99% range in 1% increments and is programmable for Jeep/Chrysler, Ford, GM, VDO (10-180 ohms) and aftermarket (240-33 ohms). The panel also includes turn signals, high beam, brake, and 4-wheel drive indicators. Note: If your 57 Bel Air Gauges lenses do not fit flush, you may be missing the chrome bezel set. You can purchase these from several Bel Air websites. 1957 Bel Air LED Digital Replacement Gauge Panel - DP1102 Cruise in your 1957 Bel Air with this elegant 57 Bel Air LED Digital Replacement Gauge Panel from Intellitronix. The vibrant and crisp easy to read lights will increase accuracy and give the interior of your car a completely high-tech look. Comes complete with direct fit printed circuit boards, custom fit "smoked" plexiglass faceplate, universal temperature sending unit, oil pressure sending unit, and speedometer sending unit with sender and sensor for vehicles without electronic transmission or cruise control, and instructions for installation. BEZEL NOT INCLUDED FEATURES: AVAILABLE COLORS: White, Red, Blue and Green SPEEDOMETER READING: Order your speedometer in either MPH or KPH