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Comment fonctionne notre forum => Accueil => Discussion démarrée par: jacobmitchell le Juin 21, 2026, 11:29:49 pm
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If you are jumping into the new Horizon Decades festival expansion in Forza Horizon 6, you have probably already noticed that your old tuning presets might not cut it anymore. The updated physics engine places a huge emphasis on mechanical grip and subtle weight transfers. The meta has officially shifted: slamming your ride and stiffening everything to the max will just make you slide out. Instead, the fastest drivers are running softer spring formulas paired with higher damping rebound stiffness. This specific combination keeps your tires firmly glued to the pavement through high-speed sweeps and tight city hairpins alike.
Because the Horizon Decades (https://www.u4n.com/news/forza-horizon-6-series-2-celebrating-automotive-history-with-horizon-decades.html) expansion packs a massive variety of eras and track styles, there is no single "god tune" that works everywhere. Your suspension values need to adapt directly to the specific style of the track you are tackling. Here is a breakdown of the three main track types you will encounter and exactly how to dial in your suspension for each.
Tight Street & City Circuits (Retro 80s and 90s Urban Tracks)
These layouts throw a bit of everything at you: harsh elevation drops, sharp 90-degree corners, and highly aggressive curbs that can easily throw your car offline. For these tracks, your suspension needs to absorb heavy impacts without upsetting the car's balance, while still giving you immediate turn-in response when you throw the wheel over.
Springs: Go softer overall to prevent the car from bottoming out or bouncing wildly off street curbs. It is a good idea to stiffen the front slightly more than the rear; this helps counteract the heavy nose dive you get during aggressive trail-braking into tight corners.
Ride Height: Keep it relatively low for a lower center of gravity, but make sure to raise it 2 to 3 clicks above the absolute minimum setting so you can handle bumpy, real-world city asphalt.
Rebound Damping: Set this to around 18.0 for both the Front and the Rear. Stiffer rebound counters the body roll from sudden, snappy side-to-side transitions without causing the tires to lock up.
Bump Damping: Set this to 6.0 for both Front and Rear. This sweet spot keeps the chassis compliant over city bumps while preventing any floaty, unstable sensations.
Anti-Roll Bars (ARBs): Pay close attention to your mechanical balance screen here. Keep your target strictly between 0.52 and 0.60. If you find the car understeering and refusing to tuck into tight street apexes, soften the front ARB relative to the rear.
High-Speed Road & Sprint Ribbons (Modern 2010s and 2020s Courses)
On the modern side of the festival, the tracks widen out. These courses are smooth, flowing, and heavily reliant on carrying high momentum through sweeping curves. The key to fast lap times here is minimizing unnecessary body roll and making sure your aero downforce is working as efficiently as possible.
Springs: Set these to a moderately stiff configuration. You want an even distribution balance between the front and rear axles to keep the car level under high aerodynamic loads.
Ride Height: Drop the car to the lowest possible setting without bottoming out. This maximizes under-car airflow channels and drops your center of gravity right down to the tarmac.
Rebound Damping: Aim for a range of 17.0 to 18.0 across both axles. This controls body roll and stabilizes the platform during high-speed direction changes.
Bump Damping: Keep this on the lower side, right around 5.0 to 5.5. This allows the tires to react quickly to minute track imperfections while keeping absolute control over weight transfers.
Throwback Dirt & Retro Rally Stages
When you head off the asphalt and into classic rally layouts, everything changes. You will be flying over crests and sliding across loose gravel, meaning you need a highly compliant setup with maximum suspension travel.
Suspension Choice: First things first, always equip Rally Springs & Dampers instead of the Race spec. This unlocks the necessary surface-calibrated compliance you need for off-road terrain.
Springs: Set these extremely soft. Drop the sliders down until they sit at only about 10% up from the absolute softest limit.
Ride Height: Crank it up to Maximum. You need every single millimeter of clearance to stop the floor pane from scraping out and losing speed on harsh terrain jumps.
Rebound Damping: Soften this down to a 4.0 to 6.0 range. This allows the wheels to push down rapidly after a crest, keeping the tires in constant contact with the loose ground.
Bump Damping: Drop this all the way down to a 1.0 to 3.0 range. Minimal bump resistance ensures that the chassis completely absorbs massive landing impacts without bouncing.
Anti-Roll Bars (ARBs): Set these around 5.0 for both the front and rear. Keeping them loose allows the tires to move and grip entirely independent of one another over unpaved ruts and uneven terrain.
Getting your suspension dialed in for these specific environments will make a massive difference in how the car handles the updated physics in the Horizon Decades expansion.