HPI Racing Rear Carbon Fiber Shock Tower – Optional Upgrade for RS4 Sport 3

Overview

The HPI Racing Rear Carbon Fiber Shock Tower is a premium optional upgrade for the HPI RS4 Sport 3, replacing the stock plastic rear shock tower with a stiff, lightweight carbon fiber unit. This upgrade improves chassis response and shock mounting rigidity for sharper handling on the track.

Precision laser-cut from quality carbon fiber composite, this shock tower adds racing-grade performance and a clean, modern visual upgrade.

Key Features

• Genuine HPI Racing optional performance upgrade
• Carbon fiber composite construction
• Stiffer than stock plastic tower
• Lightweight for reduced weight
• Direct fit for RS4 Sport 3

Performance Benefits

• Sharper chassis response
• More precise shock mounting
• Reduced flex during cornering loads
• Lightweight reduces rotational mass
• Premium racing-grade build

Usage Notes

• For rear shock tower position
• Use included hardware (if applicable) for installation
• Wipe carbon edges with light oil to seal
• Standard hobby tools required

Technical Specs

• Manufacturer: HPI Racing
• Part Number: 114434
• Material: Carbon fiber composite
• Application: Rear Shock Tower
• Type: Optional Upgrade

Fitment

• HPI RS4 Sport 3
• HPI RS4 Sport 3 Hoonicorn
• HPI RS4 Sport 3 BMW M3 E30
• RS4 Sport 3 variants and licensed editions

What's Included

• 1x Rear Carbon Fiber Shock Tower (RS4 Sport 3 Opt)

Summary

Upgrade your RS4 Sport 3's rear chassis stiffness with this premium carbon fiber shock tower. Lightweight, rigid, and built for serious driving.