This scale rock rail tread is intended for TRAXXAS TRX-4 Defender frames and is sold as model JR-TRX434 by Jazrider. Its stainless diamond pattern creates a textured, non-slip surface on side rails to improve foothold and visual authenticity during low-speed crawling.
The component mounts to existing rock rail locations on the TRX-4 Defender, adding a tread face without touching suspension link geometry or drivetrain parts. Materials were chosen for wear resistance and dependable contact with scale tyres and footholds.
Fitting guidance and tuning notes:
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