ARC A11 Lower Short Front Arm - Tuning Part O-ARCP12F by Factory Pro  [FP-O-ARCP12F]

Short lower arm overview and purpose

This Factory Pro short lower suspension arm serves as an aftermarket replacement for the ARC A11 front lower arm location, supplied as a single unit. Its reduced length helps enthusiasts experiment with suspension geometry to influence handling on 1/10 touring models.

Fitting is generally simple on ARC A11 chassis because the component uses existing mounting points and needs no frame alteration. Confirm pivot movement and ball link orientation when installing, ensure the suspension travels freely without binding, and reuse the original fasteners unless you plan a different setup.

As a setup tool the shorter arm tweaks front geometry and can change roll center and initial turn-in feel. Implement one change at a time and evaluate on repeatable test runs while adjusting springs and dampers to find the best balance.