Traxxas Blue Extreme Heavy Duty Upgrade Kit

Huge-diameter driveshafts with heavy-duty U-joints are built to handle the Velineon® 540XL brushless motor's extreme torque with ease. Large 6 mm axles key into the included steel wheel hexes for unmatched strength and durability.

Made from our toughest composite material, the heavy-duty caster and steering blocks are beefed up with extra material for even more strength. Built to take a pounding, these highly upgraded parts outfit your Hoss, Rustler 4X4, or Slash 4X4 for your wildest adventures.

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Heavy-duty axle carriers are made from the same compound as the caster and steering blocks, with more material where it's needed most. In addition to their overbuilt construction, both the steering blocks and axle carriers feature larger bearings for ultimate durability and precision. Heavy-Duty Shock Towers

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New heavy-duty shock towers and body mounts are also made from our toughest composite material. These new shock towers readjust the roll centre to accommodate the larger Maxx Duty driveshafts.

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Full rubber shielded bearings provide superior protection when you're racing on the dirt or in the mud.

Machined wheel hexes are made with precision by Traxxas for a superior fit.