Allstar Performance GM 7.5" Ring and Pinion Gear Set - Ratio: 4.56 57750BK combine to achieve an exceptionally

combine to achieve an exceptionally light weight helmet with very high safety standards

Adjuster body can be pivoted for easy viewing and multiple applications

one-piece design allows for superior flow

Meets or Exceeds OE Resistance

Allstar Performance GM 7.5" Ring and Pinion Gear Set - Ratio: 4.56 57750BK combine to achieve an exceptionallyQuality differential components are suitable for race, street, and off road use. Lapped in matched sets for quiet operation. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty items that cover many segments in the performance aftermarket. For over 30 years, customers worldwide have come to rely on the quality, affordable and practical items available from Allstar Performance.