The XRAY 305138 Solid Axle ECS BB Driveshaft Adapter is a direct-fit upgrade for XRAY T4 chassis, engineered for racers seeking stronger axle components. Made from HUDY Spring Steel, the twin adapters are built to handle the demands of circuit running.
Manufactured with CNC accuracy, XRAY 305138 adapters deliver repeatable fitment and reduced drivetrain play when paired with ECS BB driveshafts. The improved tolerances help maintain consistent traction during aggressive driving.
These adapters are intended for ECS BB driveshaft systems on XRAY T4 vehicles and replace the original parts without geometry compromise. Installation is straightforward and suited to routine garage updates between meetings.
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