Borgeson - Vibration Reducer - P/N: 033446 - Steel Single Universal Joint And Vibration Reducer Combination. Fits 3/4 In.-36 Spline X 17MM Double-D.Noise, vibration, and harshness are at the top of the list of concerns to all automotive enthusiasts. With the more frequent use of rack and pinions and low profile performance tires, there are more road vibrations transmitted to the steering wheel than in the past. Using a Borgeson vibration reducer results in an immediate change in the steering feel and as an added benefit, this reduction in vibration has been shown to increase the overall life of