✅ Vehicle Fitment
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2005–2014 Ford Mustang
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S197 chassis
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V6 & GT models
(Street-focused application; not intended for track-only or extreme slammed builds)
🔧 Why ASTOU Coilovers Convert Buyers
This is a complete strut-and-spring assembly, not a partial upgrade.
What You’re Getting:
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Height-adjustable coilover suspension
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Full front & rear shock + spring assemblies
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Preset, street-tuned damping
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Red powder-coated threaded bodies
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Direct bolt-on installation (no cutting or fabrication)
👉 Translation: install it, align it, and enjoy driving the car again.
Product description
📉 Lowering an S197 the Right Way
These Mustangs respond best to a moderate, functional drop.
Recommended ride heights:
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1.0–1.5 inches → ideal daily balance
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1.5–2.0 inches → aggressive street stance (alignment required)
Go lower and you’ll introduce:
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Reduced suspension travel
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Increased bump steer
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Harsh bottoming on real-world roads
Lowering works when geometry still works. Physics is undefeated.
🛣️ Ride Quality: Sporty, Not Punishing
Compared to worn factory suspension:
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Firmer, more planted feel
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Less body roll and nose dive
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Improved highway stability
Compared to track-focused coilovers:
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More compliance
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Less harshness
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Better daily comfort
You feel the upgrade—but you won’t regret it on rough pavement.
🎯 Handling Improvements You’ll Notice Immediately
Once installed and aligned:
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Sharper turn-in
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More predictable steering response
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Better braking stability
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Increased confidence during spirited driving
No, it won’t turn your Mustang into a GT3 car.
Yes, it will finally feel composed instead of floaty.
📐 Alignment (Mandatory, Not Optional)
Lowering an S197 always changes alignment geometry.
Strongly recommended:
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Alignment at final ride height
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Caster/camber plates if lowering beyond ~1.25”
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Toe set close to factory specs for street use
Bad alignment kills tires. Not coilovers.
Coilover Lowering Kit
Front Spring Rate: 8kg/mm 448lbs/in, Rear Spring Rate: 6kg/mm 336lbs/in
WAVE TOWER
Reliable manufacturing technology and materials are sufficient to support the weight and pressure faced by the vehicle
SPRING
After special treatment at high temperatures, the spring can maintain a better degree of compression and significantly improve performance
SEAL
The sealing performance is strong enough to reduce the occurrence of leaks and further extend the service life
STEEL
Coilovers are made from stronger and more durable steel and are more reliable
🛠️ Build Quality & Ownership Notes
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Complete 4-corner coilover strut kit
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Threaded bodies for precise height adjustment
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Designed for long-term street use
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Minimal maintenance required
Install tip: Use anti-seize on threads. Adjustable suspension that seizes later is just expensive garage décor.
👤 Who This Kit Is Best For
✔ Daily-driven S197 Mustangs
✔ Budget-conscious suspension refresh
✔ Clean stance + improved handling
✔ Owners replacing worn OEM struts
❌ Track-only builds
❌ Extreme slammed setups
❌ “Alignment is optional” thinkers
🛒 Why Choose ASTOU Over No-Name Kits?
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Full replacement value (front & rear)
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Street-tuned ride quality
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Simple, reliable adjustability
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Better feel per mile than bargain coilovers
Cheap suspension always shows—eventually.
Joksin paz –
Nuestro carrito quedó cómo nuevo todo trabaja muy bien exelente producto .! Se siento gran diferencia al conducirlo definitivamente ⭐️⭐️⭐️⭐️⭐️
Jesus –
Muy bien
Brian Cheshire –
Fit my 06 gtTends to “pop” more than I like though
Amazon Customer –
De volada se fregaron
GELO –
Comparable to max speeding rods, but the weld lack so if you plan on using these every day or on a track, you’re gonna have to hit them up with a welder or have them reinforced cause they’re pretty cheap