Allstar Performance GM 8.5" Ring and Pinion Gear Set - Ratio: 3.42 4386XLGBK Can be used with or

Can be used with or without ear cups (ear cups included)

Adjustable Ratchet Mechanism

Hoop and bars constructed of

1 Rated Ribbon Window Nets are constructed using a combination of heavy-duty 1" polypropylene ribbon webbing with nylon thread for maximum durability

Breather kit provides a remote location for adding a larger breather to many popular manual transmissions

Allstar Performance GM 8.5" Ring and Pinion Gear Set - Ratio: 3.42 4386XLGBK Can be used with orQuality 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.