The Arrowmax AM-MAX2-011 is a machined 7075-T6 aluminium servo arm with blue anodize, offered as a direct replacement for the Yokomo B-MAX2 plastic horn. It maintains the standard 25-tooth spline interface while delivering increased stiffness.
Fitting is straightforward: remove the original horn, centre the servo, fit the AM-MAX2-011 on to the 25T spline until fully seated, and refit the original retaining screw. The arm profile is cut to suit the B-MAX2 steering geometry, avoiding extra trimming in most installations.
In service the higher-strength alloy reduces deformation under load, helping sustain consistent steering feedback during fast cornering and transitions. After swapping in the aluminium arm, verify and adjust steering end-points and trim so the servo centre and travel match the chassis setup.
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