ACDelco Professional Control Arms are a high quality replacement for many vehicles on the road today. Control arms connect your vehicle's steering knuckle to its frame, and allow the suspension to move, keeping the vertical motion of your vehicle's wheels synchronized in relation to its body. These premium aftermarket replacement components are manufactured to meet your expectations for fit, form, and function. ⚠ <bold>WARNING:</bold> Cancer and Reproductive Harm - <Underline>https://www.P65Warnings.ca.gov</Underline> Undergoes impact, wear, and fatigue testing to help provide quality and durability Corrosion-resistant coating Induction hardened to match OE fatigue life Designed to perform to the application Greaseable where applicable: Allows new lubricant to flush contaminants from the assembly, reducing corrosion and wear CNC-machined for consistency and high-quality Package Dimensions: 17.8 x 15.6 x 4.7 inches Package Weight: 6.0 lb Package Quantity: 1 UPC: 808709285830 ACDelco Market Indicator CA - L0: Y ACDelco Market Indicator US - L0: Y Ball Joint Mounting Type: Press In Ball Joint Stud Type: Threaded Bushing Material: Rubber Bushings Included: Yes FAQ - Answer 1: No. Some vehicles have upper and lower controls arms, although most cars today only come with lower control arms, because the strut assembly is designed to take the place of the upper arms. FAQ - Answer 2: Yes. It may change the alignment angles. Have the alignment checked after replacing any steering components. FAQ - Question 1: Do all vehicles have upper and lower control arms? FAQ - Question 2: Will replacing this assembly effect the vehicle alignment? Features & Benefits - Bullet 1: Undergoes impact, wear, and fatigue testing to help provide quality and durability Features & Benefits - Bullet 2: Corrosion-resistant coating Features & Benefits - Bullet 3: Induction hardened to match OE fatigue life Features & Benefits - Bullet 4: Designed to perform to the application Features & Benefits - Bullet 5: Greaseable where applicable: Allows new lubricant to flush contaminants from the assembly, reducing corrosion and wear Features & Benefits - Bullet 6: CNC-machined for consistency and high-quality Good Maintenance Practices - Section 1 - Bullet 1: Inspect or have your control arms inspected for signs of wear. Exposure to harsh driving conditions, like potholes or bumpy road surfaces, can place stress on your vehicle's control arms. Over time these stresses can cause the bushings of your control arms to wear out or loosen, possibly causing excessive tire wear, noise in the suspension system, or extra play in the steering system. Accidents may also result in bent control arms, hindering your handling capabilities. Inspect your control arms regularly,following exposure to events that may harm the component, or when you experience signs of control arm wear. Good Maintenance Practices - Section 1 - Bullet 2: Installing a new control arm affects the alignment of your vehicle. It is necessary to perform a front wheel alignment after any control arm replacement. Height (in): 4.7 in Length (in): 17.8 in Meets or Exceeds Original Equipment Manufacture Specifications: Yes Mount Hole Quantity: 2 Pre-Greased: Yes Product Description: ACDelco Professional Control Arms are a high quality replacement for many vehicles on the road today. Control arms connect your vehicle's steering knuckle to its frame, and allow the suspension to move, keeping the vertical motion of your vehicle's wheels synchronized in relation to its body. These premium aftermarket replacement components are manufactured to meet your expectations for fit, form, and function. ⚠ <bold>WARNING:</bold> Cancer and Reproductive Harm - <Underline>https://www.P65Warnings.ca.gov</Underline> Programming Required: No Signs of Wear & Troubleshooting - Section 1 - Bullet 4: Abnormal or uneven tire wear: this may be a sign of control arm wear Signs of Wear & Troubleshooting - Section 1 - Bullet 5: Alignment issues: an inability to set the proper alignment for your vehicle may indicate control arm wear Suspension Grade Type: Light Weight (lb): 6 lb Width (in): 15.6 in Country of Origin: TW