XRay T4 20 Aluminium Rear Lower 2 Piece Suspension Holder - Front (1)

The XRAY T4 20 Aluminium Rear Lower 2 Piece Suspension Holder - Front (XR303730) is a precision CNC-machined upgrade made from premium Swiss 7075‑T6 aluminium with a durable black anodised finish. Designed for the front position of the rear bulkhead, its 2‑piece layout focuses on maximising rear traction and consistent handling, particularly on asphalt tracks with low-to-medium grip.

Key Features

• CNC-machined from Swiss 7075‑T6 aluminium; black anodised for durability
• 2‑piece front-of-rear suspension holder for maximum rear traction
• Suitable for standard rear suspension and ARS with extra roll centre positions
• Redesigned to work with long suspension arms
• Integrated mounting hole for the ARS link

Usage Notes

• Must be used with the 1‑piece Rear–Rear (RR) aluminium suspension holder #303723
• Recommended for asphalt tracks with low-to-medium traction

System Overview

• Front of the FRONT suspension: 1‑piece
• Rear of the FRONT suspension: 1‑piece for stability and easy driving, especially in high traction
• Front of the REAR suspension: 2‑piece for maximum rear traction (this part)
• Rear of the REAR suspension: 1‑piece for more steering and improved rotation

This XRAY XR303730 holder brings precise geometry and tuning flexibility to the T4 20 platform, supporting ARS link setups and expanded roll centre options for refined trackside adjustment.