The original drive shafts on specific vehicles have permanently staked universal joints that make servicing difficult. This Dorman OE FIX front drive shaft makes the U-joints serviceable for simpler maintenance. Product Features:Ready to install - this drive shaft is shipped pre-assembled and factory balanced to ensure immediate smooth operationSimplifies repair - this replacement makes the U-joints serviceable for simpler maintenanceAll-new manufacturing - made 100% new, not remanufactured, so there's no core charge or return hassleQuality engineering - designed in the United States and backed by decades of automotive aftermarket experience