Longacre SMI Tach Black Tach 4.5 in w/Black Panel PD135K 150-350 lb/in Spring Rate

150-350 lb/in Spring Rate

Pit Pack Clips / Bushings

Does not fit vehicles with the Adaptive Ride ControlVehicle Applications: GMC: Sierra 1500 19 - 21

Available with patent pending multi-tether system to enhance side to side movement

Longacre SMI Tach Black Tach 4.5 in w/Black Panel PD135K 150-350 lb/in Spring RateSMi? Stepper motor techometers use a small electric motor to drive the pointer. It is more precise than the more common 'aircore' instruments whose accuracy can be affected by the windings. Many professional race teams NASCAR?, etc. are switching to this style of tach for the improved accuracy and response (see the in car TV cameras). Longacre is an established brand name in the racing industry and is recognized for dedication to quality, innovation