Allstar Performance GM 8.5" Ring and Pinion Gear Set - Ratio: 3.73 R03J015 0 inches of total slack

0 inches of total slack

smallest and most comfortable neck brace available

Twist Lock

mirror or blue iridium for bright sunlight conditions

Helmet support can be secured and removed in seconds with a new wider Velcro closure

Allstar Performance GM 8.5" Ring and Pinion Gear Set - Ratio: 3.73 R03J015 0 inches of total slackQuality 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.