This front and rear adjustable spring damper set is an aftermarket accessory for the TRAXXAS TRX4 Trail Crawler, developed to lower internal friction and give steadier behaviour at crawling speeds. It is suitable for drivers seeking reliable, scale-friendly damping.
The components have larger critical dimensions: spring outer diameter is 17mm, shock cylinder diameter 12.8mm, spring coil wire 1.2mm and the piston shaft is 3.2mm. Those increases aim to provide a more stable damping curve under load while keeping movement realistic for scale setups.
Provided as an 8pcs front and rear kit, the set comes with stainless steel round head screws for secure mounting. Dampers include preload adjustment so you can combine spring choice and shock oil to achieve the desired balance and ride height.
Fit these to firm up low-speed damping and gain a more repeatable feel on technical trails; fine-tune preload and oil to suit your chassis and terrain preferences.
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