Ford Racing IRS Knuckle Sets for Mustang Cobra Aluminum with Bearings

Ford Racing IRS Knuckle Sets for Mustang Cobra — Aluminum with Bearings Purpose-built for high-performance Mustang builds. These Ford Racing IRS knuckle sets are precision engineered for custom independent rear suspension (IRS) applications using Mustang Cobra hub assemblies (hub sold separately). Upgrade rear suspension dynamics with components crafted for track use and aggressive street performance. Premium aluminum construction: High-strength cast aluminum reduces unsprung weight while preserving structural rigidity for sharper handling and faster response. Factory-installed bearings: Pre-installed durable roller bearings provide reliable rotary support, smooth operation and long service life under street and track loads. Install-ready design: Pre-pressed bushings and precision-machined interfaces speed assembly and ensure accurate, repeatable fitment with Ford Racing IRS components. Vehicle-specific compatibility: Engineered to mate with Mustang Cobra hub assemblies for correct suspension geometry, alignment and predictable handling behavior. Performance benefits: Lowers rotating mass, increases rear-end stiffness and improves cornering stability for road course and autocross applications. Ideal for builders seeking OEM-level fitment, strength and track-proven durability, the Ford Racing IRS knuckle set is the go-to choice for upgrading Mustang Cobra rear suspension performance.