XRAY 303838 X4 Rear Anti-Roll Bar 1.8MM Under Arm Mount  [XR-303838]

Stabilise your XRAY X4 with a 1.8MM under-arm rear bar

The XRAY 303838 - X4 Anti-Roll Bar UAM suits drivers wanting controlled rear roll and improved mid-corner stability. Its under-arm installation helps lower mass and keeps chassis balance predictable as you push pace.

Consistent action from external bearings

With ball bearings mounted outside the bulkheads, the anti-roll bar moves cleanly for precise tuning. This setup minimises play and enables quick, repeatable adjustments between runs.

Marked for fast identification and easy tuning

Laser-engraved stripes identify the bar diameter at a glance, while a height adjustment screw allows you to alter roll transfer simply and quickly to suit grip and driving style.