Gear differential internal gears precision made from new graphite composite mixture. Includes 2 bevel gears + 4 satellite gears. Molded from an all-new special lightweight and extra-strong graphite material which gives the gears an optimal balance of hardness, toughness, and flexibility to provide long life, minimal wear, and minimizing breakage or teeth stripping. The lighter, graphite gears result in increased drivetrain efficiency. A “must have” for professional racers. Fits XB4, NT1 & T3 cars.

Fits

XRAY NT1   XRAY NT1 - 2009 Specs   XRAY NT1 EC   XRAY T3 EU Rubber-Spec Edition   XRAY T3 US Foam-Spec Edition   XRAY NT1R   XRAY NT1 - 2010 Specs   XRAY T3R   XRAY NT1 World Champion Limited Edition   XRAY NT1 - 2011 Specs   XRAY NT1 - 2012 Specs   XRAY NT1 PRO   XRAY XB4   XRAY NT1 - 2013 Specs   XRAY XB4 2014 Specs   XRAY XB4 2WD   XRAY NT1 2014 Specs   XRAY XB4 2015 Specs   XRAY NT1 2015 Specs   XRAY XB4 2016 Specs   XRAY XB2 - Carpet Edition   XRAY XB2 - Dirt Edition   XRAY NT1 2016 Specs   XRAY XB2 2017 - Carpet Edition   XRAY XT2   XRAY XB4 2017 Specs   XRAY NT1 2017 Specs   XRAY XB2 2017 - Dirt Edition   XRAY XB2 2018 - Carpet Edition   XRAY XB4 2018 Specs   XRAY T4 2018 Specs