XRAY 363317 Wide Aluminium Lower Suspension Holder XB4 Rear-Front Race Upgrade  [XR-363317]

Stiffen your XB4 with the XRAY 363317 aluminium lower holder

The XRAY 363317 Wide Aluminium Lower Suspension Holder is built for XB4 cars seeking a durable rear-front mounting solution. Its aluminium construction offers a robust alternative to plastic parts while keeping weight low for nimble performance.

Engineered for a precise bulkhead fit

Designed to sit cleanly with the XB4 horizontal split bulkhead, this wide holder improves lateral stability and helps the car track truer through high-speed bends. Precision machining ensures predictable alignment and repeatable setup changes.

Suited to tune and replace worn parts

Ideal for both upgrades and part replacement, the XRAY 363317 works with XB4 2021 Carpet and Dirt Specs so you can switch between surfaces without changing the core mounting geometry.

For drivers wanting a tougher lower suspension mount, the XRAY 363317 aluminium holder gives consistent performance across varied track conditions.