For REPAIR KIT: Set of 6 Switec Stepper Motors, part number X27.168 (not aftermarket black type). Most vehicles have six gauges and you'll need one motor for each gauge in your instrument cluster to complete the repair. While accessing the cluster, it may be wise to replace all stepper motors since they are prone to failure over time. Once one fails, the others often follow shortly after.Fits ALL 20032006 Silverados, Suburbans, Tahoes, Trailblazers, Yukons, and many other compatible GM vehicles.DIRECT FIT: Direct replacement for older and faulty XC5168, X15168, and X25168 stepper motors found in millions of vehicles produced from 2003 to 2006. These X27.168 motors are redesigned for improved reliability and quiet operation.This set provides enough motors to repair all gauges in a 6-gauge instrument cluster, such as those in the Silverado 1500 and similar models.These stepper motors are used to repair the speedometer, tachometer, oil pressure gauge, transmission temperature gauge, battery voltage gauge, and water temperature gauge.PERFECT IF YOU ARE EXPERIENCING: - Dead, jumpy, sticky, or erratic gauge movement - Gauges pegged to the left or right - Speedometer reading too fast or too slow - Inaccurate gauge readings Direct replacement for XC5.168, X25.168, and X15.168 stepper motors commonly found in 20032006 GM instrument clusters including (but not limited to): ASCENDER AVALANCHE BRAVADA ENVOY ESCALADE H2 HD2500/3500 MONTE CARLO RAINIER RENDEZVOUS SILVERADO TAHOE TRAILBLAZER Color: As shown Material: ABS Package Contents: 6 x Motor kit 10 x Bulbs Note: Light and screen display differences may cause slight color variation from the actual item. Measurement may vary by +/- 13 cm.