Traxxas Progressive-2 Rocker Arms (8)

Brand: Traxxas
Model number: TRA7158
Change how your 1/16 Traxxas rigs respond to jumps and rough ground with a set of eight Progressive-2 rocker arms. Ideal for hobbyists who run E-Revo, E-Revo VXL, Slash, or want a firmer ride on a 1/16 Summit.
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$6.99

Product Details

Change how your 1/16 Traxxas rigs respond to jumps and rough ground with a set of eight Progressive-2 rocker arms. Ideal for hobbyists who run E-Revo, E-Revo VXL, Slash, or want a firmer ride on a 1/16 Summit.
Needed to Complete (not included):
  • Hobby knife
  • Glue
  • Paint and finishing tools
NOTE: Photo of completed model is for illustrative purposes only. This is a model kit that requires assembly.

More info

Traxxas Progressive-2 Rocker Arms change suspension progression so the compressive force at the wheel increases as the suspension moves. That rising rate helps prevent bottoming out on hard landings and gives a firmer feel as the shock compresses.

This eight-piece set (8) includes the Progressive-2 posts and plastic bushings used on 1/16 E-Revo, 1/16 E-Revo VXL, and 1/16 Slash. Installing the same Progressive-2 rocker arms on a 1/16 Summit lowers the ride height and stiffens the suspension, which works well if you want less body roll and a tighter feel for aggressive driving. Keep a set of Traxxas Progressive-2 Rocker Arms in your parts box for quick swaps after heavy use.

About the Brand

Traxxas

Customer reviews


P. Roberts 12/29/2025

Exactly Right

I was switching my mini summit to a revo, and these worked perfectly. They're the same ones on a stock revolt. Really pleased with them.

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Andy D. 08/12/2019

Sturdy Parts

My grandson is always swapping parts on his vehicles, and they all have numbers. Just find the number and you've got exactly what you need.

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