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SPL Parts front adjustable caster arms for Porsche 981 and 991 models provide a wide range of caster adjustment to optimize turn-in response and correct left-right variances. They replace soft rubber bushings with low-friction FK spherical bearings and allow anti-dive tuning using aluminum spacers. Billet 2024 aluminum hex rods are CNC machined and gun drilled to reduce unsprung weight, and the exclusive 360° rotating clamp simplifies alignment locking.
SPL Parts Porsche 981/991 Front Trailing Arms
