2018 Subaru WRX STI ARX Supercar Tune Guide
Forza Horizon 6 · S1-class · AWD · 2820 lb · 600 hp · Verified stats
The 2018 Subaru WRX STI ARX Supercar is a S1-class all-wheel-drive car in Forza Horizon 6. This page shows the optimal tune for every race category. Road, dirt, cross country, drag, drift, and top speed. Calculated from the car's real specs through a physics-based tune model. Copy any section into the game's Tuning menu and refine to feel.
Road Racing tune for the 2018 Subaru WRX STI ARX Supercar
Surface: Road
Tarmac circuits reward stiffer springs and lower ride height. For a S1-class AWD build, expect ~2.1–2.3 Hz front / rear ride frequency, soft toe-out front for turn-in, and aero biased ~50% front / ~70% rear.
Tires
- Front pressure
- 30.0 psi
- Rear pressure
- 28.0 psi
Gearing
- Final drive
- 3.15
- 1st gear
- 3.00
- 2nd gear
- 2.30
- 3rd gear
- 1.77
- 4th gear
- 1.36
- 5th gear
- 1.04
- 6th gear
- 0.80
Alignment
- Front camber
- -1.4°
- Rear camber
- -0.8°
- Front toe
- 0.0°
- Rear toe
- 0.1°
- Caster
- 6.0°
Anti-Roll Bars
- Front
- 38
- Rear
- 36
Springs
- Front rate
- 397 lb/in
- Rear rate
- 458 lb/in
- Front ride height
- 3.5 in
- Rear ride height
- 3.6 in
Dampers
- Rebound front
- 14
- Rebound rear
- 14
- Bump front
- 8
- Bump rear
- 8
Aero
- Front
- 180 lb
- Rear
- 259 lb
Brakes
- Balance
- 52% front
- Pressure
- 110%
Differential
- Front accel
- 43%
- Front decel
- 10%
- Rear accel
- 53%
- Rear decel
- 15%
- Center balance
- 60% rear
Dirt Racing tune for the 2018 Subaru WRX STI ARX Supercar
Surface: Dirt
Hard-pack dirt drops spring rates and damper stiffness by half vs. road. Expect higher ride height (~5 in), more positive front camber (less than road, ~-1.5°), and zero aero (dirt removes downforce settings).
Tires
- Front pressure
- 26.0 psi
- Rear pressure
- 24.0 psi
Gearing
- Final drive
- 3.31
- 1st gear
- 3.40
- 2nd gear
- 2.61
- 3rd gear
- 2.00
- 4th gear
- 1.53
- 5th gear
- 1.17
- 6th gear
- 0.90
Alignment
- Front camber
- -1.0°
- Rear camber
- -0.5°
- Front toe
- 0.1°
- Rear toe
- 0.2°
- Caster
- 5.5°
Anti-Roll Bars
- Front
- 17
- Rear
- 16
Springs
- Front rate
- 177 lb/in
- Rear rate
- 195 lb/in
- Front ride height
- 5.0 in
- Rear ride height
- 5.2 in
Dampers
- Rebound front
- 9
- Rebound rear
- 10
- Bump front
- 6
- Bump rear
- 6
Aero
- Front
- 0 lb
- Rear
- 0 lb
Brakes
- Balance
- 48% front
- Pressure
- 100%
Differential
- Front accel
- 43%
- Front decel
- 10%
- Rear accel
- 53%
- Rear decel
- 15%
- Center balance
- 60% rear
Cross Country tune for the 2018 Subaru WRX STI ARX Supercar
Surface: CrossCountry
Mixed surfaces need the softest springs of all surfaces and the most ride height. Toe stays near 0° for stability over jumps. AWD cars want a tight rear diff to keep both wheels working when one leaves the ground.
Tires
- Front pressure
- 23.0 psi
- Rear pressure
- 21.0 psi
Gearing
- Final drive
- 3.31
- 1st gear
- 3.40
- 2nd gear
- 2.61
- 3rd gear
- 2.00
- 4th gear
- 1.53
- 5th gear
- 1.17
- 6th gear
- 0.90
Alignment
- Front camber
- -0.5°
- Rear camber
- -0.3°
- Front toe
- 0.1°
- Rear toe
- 0.2°
- Caster
- 5.0°
Anti-Roll Bars
- Front
- 17
- Rear
- 16
Springs
- Front rate
- 81 lb/in
- Rear rate
- 87 lb/in
- Front ride height
- 6.0 in
- Rear ride height
- 6.2 in
Dampers
- Rebound front
- 7
- Rebound rear
- 7
- Bump front
- 5
- Bump rear
- 5
Aero
- Front
- 0 lb
- Rear
- 0 lb
Brakes
- Balance
- 48% front
- Pressure
- 95%
Differential
- Front accel
- 43%
- Front decel
- 10%
- Rear accel
- 53%
- Rear decel
- 15%
- Center balance
- 60% rear
Drag tune for the 2018 Subaru WRX STI ARX Supercar
Surface: Drag
1/4-mile launches kill compression damping (front rises off the line) and want max grip out back. Drop rear pressure to ~25 psi, max rear diff accel for wheel sync, and remove all aero.
Tires
- Front pressure
- 29.0 psi
- Rear pressure
- 21.0 psi
Gearing
- Final drive
- 2.68
- 1st gear
- 2.70
- 2nd gear
- 2.00
- 3rd gear
- 1.48
- 4th gear
- 1.10
- 5th gear
- 0.81
- 6th gear
- 0.60
Alignment
- Front camber
- -0.4°
- Rear camber
- -0.1°
- Front toe
- 0.0°
- Rear toe
- 0.0°
- Caster
- 5.0°
Anti-Roll Bars
- Front
- 25
- Rear
- 23
Springs
- Front rate
- 177 lb/in
- Rear rate
- 125 lb/in
- Front ride height
- 3.5 in
- Rear ride height
- 3.6 in
Dampers
- Rebound front
- 10
- Rebound rear
- 10
- Bump front
- 7
- Bump rear
- 7
Aero
- Front
- 0 lb
- Rear
- 0 lb
Brakes
- Balance
- 50% front
- Pressure
- 100%
Differential
- Front accel
- 43%
- Front decel
- 10%
- Rear accel
- 53%
- Rear decel
- 15%
- Center balance
- 65% rear
Drift tune for the 2018 Subaru WRX STI ARX Supercar
Surface: Drift
Drift tunes are deliberately rear-unfriendly: high rear pressure (~38 psi) to break grip, max rear diff accel for sustained slides, low rear camber (~-1°). Caster jumps to ~6° for self-centering at angle.
Tires
- Front pressure
- 31.0 psi
- Rear pressure
- 29.0 psi
Gearing
- Final drive
- 3.46
- 1st gear
- 3.20
- 2nd gear
- 2.54
- 3rd gear
- 2.01
- 4th gear
- 1.59
- 5th gear
- 1.26
- 6th gear
- 1.00
Alignment
- Front camber
- -3.8°
- Rear camber
- -1.0°
- Front toe
- -0.3°
- Rear toe
- 0.3°
- Caster
- 7.0°
Anti-Roll Bars
- Front
- 42
- Rear
- 22
Springs
- Front rate
- 657 lb/in
- Rear rate
- 312 lb/in
- Front ride height
- 4.0 in
- Rear ride height
- 4.2 in
Dampers
- Rebound front
- 17
- Rebound rear
- 17
- Bump front
- 7
- Bump rear
- 7
Aero
- Front
- 72 lb
- Rear
- 108 lb
Brakes
- Balance
- 45% front
- Pressure
- 115%
Differential
- Front accel
- 43%
- Front decel
- 10%
- Rear accel
- 53%
- Rear decel
- 15%
- Center balance
- 80% rear
Top Speed tune for the 2018 Subaru WRX STI ARX Supercar
Surface: Road
Targeting maximum velocity. Gearing stretches with ~5% higher top speed than the class default, rear aero drops by half to cut drag, and ride height drops further to slip the air.
Tires
- Front pressure
- 30.0 psi
- Rear pressure
- 28.0 psi
Gearing
- Final drive
- 3.00
- 1st gear
- 3.00
- 2nd gear
- 2.30
- 3rd gear
- 1.77
- 4th gear
- 1.36
- 5th gear
- 1.04
- 6th gear
- 0.80
Alignment
- Front camber
- -1.4°
- Rear camber
- -0.8°
- Front toe
- 0.0°
- Rear toe
- 0.1°
- Caster
- 6.0°
Anti-Roll Bars
- Front
- 38
- Rear
- 36
Springs
- Front rate
- 397 lb/in
- Rear rate
- 458 lb/in
- Front ride height
- 3.5 in
- Rear ride height
- 3.6 in
Dampers
- Rebound front
- 14
- Rebound rear
- 14
- Bump front
- 8
- Bump rear
- 8
Aero
- Front
- 180 lb
- Rear
- 259 lb
Brakes
- Balance
- 52% front
- Pressure
- 110%
Differential
- Front accel
- 43%
- Front decel
- 10%
- Rear accel
- 53%
- Rear decel
- 15%
- Center balance
- 60% rear
2018 Subaru WRX STI ARX Supercar FAQ
What's the best Forza Horizon 6 tune for the 2018 Subaru WRX STI ARX Supercar?
For road racing in Forza Horizon 6, the 2018 Subaru WRX STI ARX Supercar (S1-class AWD) wants 30.0 psi front / 28.0 psi rear tire pressure, 38 front / 36 rear anti-roll bars, and 397 lb/in front / 458 lb/in rear spring rates. The full tune for road, dirt, drag, drift, and other categories is calculated on this page.
What class is the 2018 Subaru WRX STI ARX Supercar in Forza Horizon 6?
The 2018 Subaru WRX STI ARX Supercar ships in S1-class (high-performance road tier. Supercars and tuned hot hatches). You can upgrade it into higher classes by adding engine, drivetrain, and aero upgrades that push its Performance Index up.
Is the 2018 Subaru WRX STI ARX Supercar FWD, RWD, or AWD?
The 2018 Subaru WRX STI ARX Supercar is AWD. all-wheel-drive. Most forgiving launch, but needs centre-diff balance to avoid push.
What surface is the 2018 Subaru WRX STI ARX Supercar best on?
As an AWD car the WRX STI ARX Supercar excels on cross country and dirt where mixed-grip launches matter most, but it stays competitive on road too.