Hobby Town
Exotek HPI Sport 3 Aluminum Ultra Light Differential Gear
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Exotek HPI Sport 3 Aluminum Ultra Light Differential Gear. This optional differential gear is an excellent way to reduce rotating weight and add strength to your HPI Sport 3's drivetrain. Constructed from CNC machined aluminum and hard anodized for durability this differential gear replaces the stock gear with better machined tolerances for a smoother bearing fit and gear mesh. Package includes one differential gear.