Standard Open Spider Kit For 11.5 Inch GM With 30 Spline Axles Yukon Gear & Axle Electrical & Ignitions - Ignition Coils - Ignition Coil By treating the proven design

By treating the proven design to a gentle arc

Increases and balances boost-air distribution into all six cylinders

Number 16 Wax Canvas

It is available for use with pump gas or race gas

allowing you to embark on your next journey with confidence

Standard Open Spider Kit For 11.5 Inch GM With 30 Spline Axles Yukon Gear & Axle Electrical & Ignitions - Ignition Coils - Ignition Coil By treating the proven designYukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. Details: Spider gear kit Fits GM 11. 5 inch open differential Includes two side gears, two pinion gears, cross pin shaft, roll pin and spider gear thrust washers 1 Year Warranty Against Manufacturer Defects Sold As A Kit Technical Notes: 11. 5 inch cases and spiders came in two different sizes, with large and small hub sizes on the side gears