Yukon Gear Standard Open Spider Gear Kit For 11.5in GM w/ 30 Spline Axles

Yukon Gear & Axle spider gear kits feature higher quality materials and better manufacturing techniques than OEM to ensure a longer lasting spider gear set. Kit delivers everything needed for a complete and proper spider gear set replacement. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. 11.5" cases and spiders came in two different sizes, with large and small hub sizes on the side gears. Small hub diameter is 1.816" and came in '07 & down GM differentials. Large hub diameter is 2.060" and came in '08 & up GM differentials and all Dodge differentials. This is a universal spider gear kit with adapters to fit either design. The early cross pin shaft included in the kit works with snap ring design carrier only. 11.5AAM GM & CHY STD SPIDER SET Fitment: Chevrolet Express 3500 Base 2011 Chevrolet Express 3500 Base 2012 Chevrolet Express 3500 Base 2013 Chevrolet Express 3500 LS 2011 Chevrolet Express 3500 LS 2