RCAWD Front Hub C-hub Carrier 7732 2pcs for X-Maxx Upgrades
Amazon.com: GPM For Traxxas X Maxx 4X4 Upgrade Parts Aluminum Gear Adapter + Steel Spur Gear 54T + Motor Gear 16T (For X Maxx 6S Only) - 1 Set Gray Silver : Toys & Games
Upgrade Parts Metal Center Drive Shaft for TRAXXAS 1/10 E-MAXX #5151R RC Car | eBay
TRAXXAS 8S XMAXX UPGRADES -RPM-INTEGY - YouTube
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Product Spotlight – Traxxas X-Maxx 8S Upgrade Kit « Big Squid RC – RC Car and Truck News, Reviews, Videos, and More!