This is a brand new 4X4 Rear steel replacement Drive shaft that fits most of the following stock 2002-2005 Chevrolet Silverado & GMC Sierra 1500 Pick-Up with the 143.5" wheel base. This Driveshaft includes the transfer case Slip Yoke,greaseable u-joints,balanced and is ready to install.For proper fitment see applications below.Please verify length of 68" from center to center of the u-joints and or GM part # which is located on a sticker attached to the tubing.This will fit the following GM part #'s of 15751438 - 15165400 - 15746002 - 15711960. This NEW Driveshaft is complete, balanced and ready to install. It's measurement is approximatly 68" from the center of the front CV U-Joint to the center of the rear U-Joint. The measurement from the end of the output shaft on the Transfer Case or Transmission to the center of the rear U-Joint in running position is 70 3/4". This Driveshaft uses the Saginaw Style (3R Series) U-Joints. This Driveshaft comes with a 90 day Warranty. Warranty valid under normal use only (snowplowing, mud pulls, suspension alteration ect.) will void warranty