The XRAY XB4 2021 HSB Composite Bevel Drive Gear Inline Hub is a factory replacement part designed to deliver consistent drivetrain performance. Manufactured from XRAY’s premium composite material, this hub ensures smooth engagement, long life, and minimal wear under the extreme demands of racing.
About the Hub
This inline hub is engineered for precise fitment in the XB4 drivetrain system, maintaining correct alignment for the bevel drive gear. Its lightweight yet durable design helps reduce rotating mass while preserving strength, giving racers reliable efficiency on high-traction tracks.
Features:
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High-strength composite construction
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Inline design for precise drivetrain geometry
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Lightweight and durable for consistent racing performance
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Factory XRAY quality and fit
Includes:
(1) Composite Bevel Drive Gear Inline Hub
Compatibility:
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XRAY XB4 2021
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Also compatible with select later XB4 variants using the HSB drivetrain layout (verify with your manual for exact fit)
