The stock, stamped steel vertical link on the S550 chassis has a tendency to deflect under hard launches and heavy cornering loads, creating unwanted toe change characteristics. Our S550 vertical link is made from Anodized 2024-T351 Aluminum with 5/8" Teflon-lined FK Rod Ends threaded in at each end to prevent any deflection without any significant increase in noise, vibration, or harshness (NVH). Sold as a pair. Made in the USA. Application: 2015+ S550 Ford Mustang Need Replacement Rod Ends? SPL Parts Left Hand Rod Ends SPL Parts Right Hand Rod Ends Installation Instructions SPL IL S550 Instructions. Reduce body roll and improve handling on your 2015+ Mustang by correcting the front roll center using the included 1/4" and 1/8" spacers. Proudly made, engineered, and assembled in the USA.. SPL Parts 2015+ Ford Mustang (S550) Vertical Links. SPL Ford S550 Mustang Adjustable Integral Links. SPL S550 Mustang Integral Links. Suspension Control Arm Link. Adjustable Integral Links. Integral Links

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