OE/QEM Interchange Numbers: 54469CD001, 54469CD002, 54469CD00C,2045000293,621373, 54469AC70F, 54469AC70A, 54469AL510, X58CJ0928, 54469AL511, WC121601 54468CD001, 54468CD002, 54468CD00C, 54468AC70A, 54468AC70F, 54468AL510, 54468AL511, X58CJ0929, WC121602 Compatible Cars: Compatible With 2003-2007 Infiniti G35 RWD (Rear Wheel Drive) Coupe ONLY Models; Compatible With 2003-2009 Nissan 350Z RWD Only Quality Specifications: HAWK BROTHER uses strict manufacturing standards and is electroplated to enhance corrosion protection and extend control arm life. We add lubricant to the product for smooth installation. All control arms are rigorously tested to provide a reliable replacement. Stable performance and more reliability Replace regularly: Replacing your car's suspension kit will improve your ride comfort. Control arms with silicone bushings can effectively reduce road noise and improve safe driving. Not only does it make your car safer on the road, but it also makes your driving experience more enjoyable and smoother NOTE: Before placing an order, please enter your vehicle year and model in the Amazon Fitment Filter system and check the compatibility tab including the notes to see if it will match. If you are unsure if it will fit, please send us your car VIN The Front Suspension Complete Set Includes: 1x Front Lower Rearward Control Arm with Pre-Assembled Ball Joint (Rear Position; Driver) - K621373 1x Front Lower Rearward Control Arm with Pre-Assembled Ball Joint (Rear Position; Passenger) - K621372