Xray NT1 & XB4 low height internal diff gears
Xray have introduced a set of low height bevel and satellite gears for the NT1 and XB4 series of cars. The lightweight gears are made of a special graphite composite material that offers high durability, low wear and an ultra-low rotational mass. Using the parts improves the drivetrain efficiency and the gears are also usable with the T3 line touring cars.
Source: Xray [teamxray.com]