Traxxas XX-Long Springs Progressive -10% Green Stripe (2)

Brand: Traxxas
Model number: TRA6866
Progressive XX-long spring pair tuned to a -10% rate for improved small-bump control and firmer landings. Ideal for hobbyists tuning ride feel; fits long Ultra and Big Bore shocks that use 3768 spring retainers.
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$6.50

Product Details

Progressive XX-long spring pair tuned to a -10% rate for improved small-bump control and firmer landings. Ideal for hobbyists tuning ride feel; fits long Ultra and Big Bore shocks that use 3768 spring retainers.
Cars: Traxxas E-Revo 2.0, Traxxas Maxx, Traxxas Revo 3.3, Traxxas Rustler 4x4, Traxxas Slash 4x4, Traxxas Stampede 4x4, Traxxas X-Maxx 8S
Use: Upgrade
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 XX-Long Springs are a pair of custom-wound, progressive-rate coils tuned to a -10% rate (green stripe) to smooth out small bumps while providing a stiffer response on heavier impacts. These XX-long springs suit builders and tuners who want better bottom-out resistance or a lighter springing setup.

Key Features

  • Custom-wound XX-long design for improved small-bump control and predictable compression.
  • Progressive-rate profile that becomes stiffer under larger loads to absorb hard landings.
  • -10% rate identified by the green stripe for lighter-than-stock springing options.
  • Useful for tuning suspension balance across different vehicle weights and setups.
  • Pair format lets you replace both springs on a single corner or keep a matched set for consistent behavior.

Technical Specifications

  • Spring length: XX-long progressive coil (as labeled).
  • Rate: -10% (relative to stock spring rate), marked with green stripe.
  • Fitment: Designed for long Ultra Shocks™ or Big Bore shocks that use 3768 spring retainers.
  • Compatibility note: Does not fit GTR shocks.
  • Quantity: (2) springs, sold as a matched pair.

What's Included

  • XX-Long progressive springs (-10% Green Stripe) (2)

Why Choose These Springs

These Traxxas XX-Long Springs give you a straightforward way to dial in small-bump compliance without losing support on bigger hits. They’re a solid choice for intermediate and advanced hobbyists who tune suspension for handling, weight changes, or specific driving styles.

About the Brand

Traxxas

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