Need to fix your Acura's front suspension? This 2-piece Lower Control Arm Ball Joint Assembly is for Acura MDX and ZDX models from 2007 to 2013 with the V6 3.7L engine. It's brand new, unbranded but built to OEM standards. These go on the front, lower left and right sides (driver and passenger). Manufacturer Part Numbers include 51350STXA03, 51350STXA04, etc. Interchange part numbers like 51360STXA03 also fit. Other part numbers: 521-894, 521-893, RK622037, RK621548. Comes with a 1-year manufacturer warranty and California Prop 65 warning. Fitment is direct replacement. The assembly includes the ball joint, bushing, and nut—pre-greased and ready to install. Maximum width is 22.5 inches, length 17.5 inches, stud type is threaded. No UPC. If your Acura has loose steering, uneven tire wear, or clunking noises, these control arms can restore stability and smoothness. Always verify fit for your specific model and year!