BRAND NEW DRIVELINE FITS 99GMC K1500 4X4 WITH ELECTRIC 4WD REAR SHAFT AT TRANSFER CASE TO REAR DIFFERENTIAL -- ITS MORE HEAVY DUTY THEN FACTORY -- 51in FROM EAR TO EAR ON THE CAPS WHICH HAVE "OUTSIDE RINGS" i believe it has thee 1350 yoke 31 spline " will need new u-joints " call for more details include cell in first respone
its in a box ready for shipment