SKU: WEHWM331RF
MPN: WM331RF
The WEHRS MACHINE Lower A-Arm RF Chevelle with Helix Spring Cup is a precision-fabricated control arm engineered for 1968–1972 GM A-Body vehicles, including the classic Chevelle platform. This passenger-side lower A-arm is built from steel with a professional black powder-coat finish and features a screw-in ball joint design that enables straightforward installation and future service without component replacement. The integral Helix spring cup provides direct support to the coil spring, maintaining consistent geometry and ride characteristics across suspension cycles.
Weighing 11.65 lbs and measuring 14 × 5 × 19 inches, this control arm delivers substantial structural rigidity while remaining within weight parameters typical of factory A-body suspensions. Steel construction with powder-coat protection resists corrosion in both street-driven and storage environments. The screw-in ball joint allows owners to address wear without purchasing an entirely new assembly—a practical consideration for restoration work and long-term ownership. Proper geometry and spring cup integration are critical for maintaining alignment, tire wear, and predictable handling in both stock and mildly modified A-Body suspensions.
This component is essential for Chevelle owners performing a full suspension refresh, replacing worn pivot points, or upgrading to a more modern ride without sacrificing period-correct appearance. Whether restoring a numbers-correct original or building a driver-quality muscle car, the Lower A-Arm RF from WEHRS MACHINE provides the foundation for stable geometry and repeatable performance. The black powder coat complements both undercarriage finishing and engine bay aesthetics on classic A-Body builds.
WEHRS MACHINE specializes in fabricated suspension components for classic American muscle and street cars, with an established reputation in the restoration and performance community. The use of screw-in ball joints and integrated spring cups reflects modern manufacturing standards applied to original-equipment geometry, allowing builders to combine original handling characteristics with extended service intervals and reduced maintenance burden over time.
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