This JR-TT2B05-GU kit provides machined gun-metal aluminium rear suspension arms as an aftermarket replacement for the Tamiya TT-02B. The metal construction offers increased stiffness compared to stock plastic arms, helping to deliver repeatable responses during setup and on-track tuning.
Installed as the rear suspension links, these arms affect roll centre and lateral stability, changing how the rear responds to variations in damping and spring rates. They are suitable when tuning rear geometry for balance or when upgrading to more durable hardware for regular use.
Fitment tips: double-check arm orientation and that mounting holes line up before tightening, keep original pins and clips if they match, and confirm unobstructed suspension travel to prevent binding. Periodic checks of fixings and contact faces maintain consistent alignment.
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