Front Upper & Lower A-arms for adhesive These Superlift degree shims are

These Superlift degree shims are intended to address driveshaft alignment

JConcepts is proud to offer the 25mm offset adaptors as a machined aluminum option

The main body is threaded fro quick ride height adjustments and pre-load tuning ability

Swing Ride

Front Upper & Lower A-arms for adhesive These Superlift degree shims areA tough truck needs tough parts. RPM's Front A arms for the Baja Rey are the toughest you can get! They're lightweight, extremely rigid, reengineered for performance and add adjustability where there isn't any with stock arms. RPM's upper A arms are rigid and silky smooth throughout the range of travel. The shape eliminates the bind while adding extra clearance at the pivot ball. The ultra tough materials used beefs up the upper arm for unrivaled