Yukon Positraction Internals for GM 12 Bolt Car and Truck w/ 30 Spline Axles Input Output & Main Shafts - Model NP263 HD 2003-2009 GMC C4500 Topkick

2003-2009 GMC C4500 Topkick

Kit includes Pinion seal

and performance

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Yukon Positraction Internals for GM 12 Bolt Car and Truck w/ 30 Spline Axles Input Output & Main Shafts - Model NP263 HD 2003-2009 GMC C4500 TopkickCarrier Rebuild Kit by Yukon Gear & Axle Description Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. Spider gear kit Fit GM 12 bolt passenger car and truck Dura Grip positraction with 30 spline axles Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers. This kit ONLY fits the current, Eaton style posi with the springs and plates between