USA Standard Gear driveshafts are built new from the ground up, not remanufactured, to provide decades of everyday use. All driveshafts arrive fully assembled and ready to install to get your vehicle back on the road quickly. Collapsed length around 31 inch. from flange to flange Serrated Front Flange 4 Bolt flange at the transfer case New universal joints, slip yokes, shafts and components ensure a long life All units are dynamically balanced at 3,000+ RPMs for vibration-free driving USA Standard Perfect Fit drive shafts are guaranteed for proper fitment and easy installation USA Standard Driveshafts are strengthened over common Oe shafts to prevent Oe failure Slip yokes & u-joints are lubricated with high temperature grease Brand new and fully assembled for simple out-of-the-box replacement Features and Benefits: Collapsed length around 31 inch. from flange to flange Serrated Front Flange 4 Bolt flange at the transfer case New universal joints, slip yokes, shafts and components ensure a long life All units are dynamically balanced at 3,000+ RPMs for vibration-free driving USA Standard Perfect Fit drive shafts are guaranteed for proper fitment and easy installation USA Standard Driveshafts are strengthened over common Oe shafts to prevent Oe failure Slip yokes & u-joints are lubricated with high temperature grease Brand new and fully assembled for simple out-of-the-box replacement Details: AAP UDA 4: 55 Application Summary: 2006 Dodge Ram 2500 (Front) (Liter: 5.9 & Engine(ci): 359 & Cylinder: 6 & Block: L & Bore(in): 4.02 & Bore(mm): 102.0 & Stroke(in): 4.72 & Stroke(mm): 120.0 & Fuel: Diesel & Transmission Control Type: Automatic / Note: Oe Tube length of 14.5 inch. from weld to weld Collapsed Length Around 31 inch. From Flange to Flange Serrated Front Flange Double Cardan Cv with 4 bolt flange at the transfer case Replaces 52105934AF, 52123112AA, 52123326AA, 68057601AA) 2006 Dodge Ram 3500 (Front) (Liter: 5.9 & Engine(ci): 359 & Cylinder: 6 & Block: L & Bore(in): 4.02 & Bore(mm): 102.0 & Stroke(in): 4.72 & Stroke(mm): 120.0 & Fuel: Diesel & Transmission Control Type: Automatic / Note: Oe Tube length of 14.5 inch. from weld to weld Collapsed Length Around 31 inch. From Flange to Flange Serrated Front Flange Double Cardan Cv with 4 bolt flange at the transfer case Replaces 52105934AF, 52123112AA, 52123326AA, 68057601AA)