Speedometer Calibrator | Gas | Chevy/GMC 2500HD/3500HD (17-18) Engine Upgrade Kits and Parts " A failed idler arm pivot

A failed idler arm pivot assembly can make your steering feel loose and washy

These parts are for use on non-registered race vehicles on closed-course competition events *Installing or using this part on any emission-controlled vehicle ("street" or "off-road") may violate federal and/or state emissions laws and regulations

1999-2003 E SERIES 661

Turbo Stock Replacement HE351CW Dodge 5

Speedometer Calibrator | Gas | Chevy/GMC 2500HD/3500HD (17-18) Engine Upgrade Kits and Parts " A failed idler arm pivotPut the finishing touch on your lifted vehicle with Rough Countrys Speedometer Calibration Device! This easy to use Speedometer Calibrator helps you quickly and easily reprogram your vehicles speedometer to match the output of your larger tires. Your vehicle's computer is designed to track the speed based on your stock tire height. When upgrading to larger tires, there will be a discrepancy between your actual speed and the readout on your