This aftermarket upper arm assembly is built for HPI Savage vehicles as a direct fit to alter front and rear linkage geometry on scale RC trucks. The kit centres on an adjustable alloy arm and a machined tie rod with a titanium finish, and it includes Delrin collars, mounting screws and a hex wrench for basic assembly and alignment.
Swapping the stock plastic arms for machined alloy units increases mounting rigidity and can shift roll centre and camber link responses; the Delrin collars provide a low-friction pivot for the tie rod joints. The arm uses the existing mounting points on the supported Savage variants, so fitting involves replacing the original arms and trimming linkage lengths to suit your handling goals.
Assembly tips: reuse compatible ball studs and bearings where appropriate, check screw engagement and thread fit, and make small tuning steps while testing on a consistent surface to evaluate steering and suspension changes. This is a model-only accessory for the specified chassis.
As an alloy upper arm choice for HPI Savage platforms, this part is aimed at hobbyists who want a tougher mounting link and finer suspension adjustment; the kit includes Delrin collars and basic hardware for the swap.
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