This Mostplus Control Arm Ball Joint Assembly (part number M48221) is designed for the Center Upper position on a 1999-2004 Grand Cherokee. The Mounting style is Bolt-On, and it comes with a Bushing included. Made of durable Steel material, it is a non-Vintage part suitable for use in modern vehicles. This Control Arm Ball Joint Assembly is a Standard Duty part that boasts 100% Accuracy of Fit and is Easy to Replace. It is not a Universal Fitment and is not intended for Performance use. The OE/OEM Part Number is MS251073, and it is manufactured in China. This item is categorized under Control Arms, Ball Joints Assemblies, and is part of the Steering Suspension section of the Car Truck Parts Accessories category Motors. Exact item is shown. Includes center control arm and ball joint. These are new without their original packaging. Made in China. No returns on installed items or partial kits. Please review our business policies in our store for information regarding returns, shipping and warranties.