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Upgrade your Arrma Grom or Losi NASCAR with Exotek’s Aluminum Differential Outdrive Cups!
The Exotek Arrma Grom and Losi NASCAR Aluminum Differential Outdrive Cups are crafted from lightweight, rigid 7075 aluminum for ultimate durability and performance. CNC-machined for precise fitment, these hard anodized cups enhance reliability by eliminating flex and improving overall performance. Corrosion-resistant and designed for hassle-free installation, they offer a longer-lasting, high-performance upgrade over stock plastic cups, making them perfect for racing and tough conditions.
This product was added on 08/22/2025 by JM.