Article 4F
Inboard Rear Suspension
Technical Regulations
Article 4F
Inboard Rear Suspension
Chapter: C10.4
In Simple Terms
This rule defines the internal rear suspension components that teams can design and modify between where the suspension connects to the push/pull rod and the gearbox. It includes springs, dampers, rockers, anti-roll bars, and their mounting brackets, giving teams flexibility to adjust their car's handling characteristics.
- Covers all rear suspension parts from the push/pull rod connection to the gearbox carrier
- Includes rockers, springs, dampers, anti-roll bars (ARB), and their brackets
- Teams have setup flexibility to adjust ride height and suspension geometry
- Electronic components and sensors within this area must comply with regulations
Official FIA Text
All parts of the rear suspension between the connection to the push / pull rod and the gearbox carrier. Rockers, springs, ARB system, dampers, bearings, local electrical and electronic components, ride height adjustment, any brackets which are not integral with the Gearbox Carrier. A range of set-up options
rear suspensionpush pull rodrockersdampersanti roll bar
2026 Season Regulations