Brand: AutoMeter Manufacturer's Part Number: 3906 Part Type: Gauges Product Line: AutoMeter Sport-Comp Monster Shift-Lite Tachometers Automotive Fittings Part Number: ATM-3906 UPC: 046074039065 Gauge Type: Tachometer OEM Replacement: No Gauge Style: Analog Sending Unit: Electrical Gauge Diameter (in.): 5 in. Gauge Diameter (mm): 127mm Gauge Range: 0-10,000 rpm Gauge Shape: Round Sweep: Full sweep Gauge Face Color: Black Gauge Number Color: White Pointer Color: Red Bezel Color: Silver Illuminated: Yes Memory Recall: Yes Playback: No Liquid-Filled: No Shift Light Included: Yes Shift Light Style: External Tripometer: No Sending Unit Included: No Remanufactured: No Quantity: Sold individually. Notes: Tach features a dual setting that allows the shift light to be activatied at two different points. Description: The original Sport-Comp Monster tachometers from AutoMeter have been on board for some of the most groundbreaking events in motorsports history. To own one of these 5 in. pedestal mount tachometers, is to own a piece of racing history. Advanced electronic circuitry and a precision air core meter provide fast response and smooth movement under the most demanding conditions. The rubber-lined shock strap absorbs the rough pounding and vibration commonly found in sportsman racing. Shift-Lite versions signal any pre-selected rpm to notify the driver when it's time to shift.