Steeda S550 Mustang EcoBoost Lowering Springs - Progressive

Progressive Springs - lowers 1.125" (28.5mm) - front and 1" (25mm) - rear

Our experience and expertise in high performance street and racing suspension systems is second to none - Put that experience to work for you. Steeda springs are all in house engineered and custom made to our exact specifications. Steeda springs were developed using advanced proprietary CAD data, and our exclusive 3 dimensional modelling setting us apart from the others. Whether it's for your GT or EcoBoost Mustang Steeda springs perform like no other!

These Steeda Mustang Sport Progressive Springs optimise the centre of gravity and suspension geometry creating a huge improvement in handling with a noticeable reduction in nose dive, launch squat, and body roll, while still maintaining an outstanding ride quality for daily driving. Steeda springs provide the best combinations of handling and ride quality available!

Note: These Progressive Steeda Mustang Sport Springs -  will clear 20" wheels.
Note: Steeda Springs are manufactured under these rigorous manufacturing certifications: ISO-9000 & ISO 9001.

Product Benefits

• Lowers your 2015+ Mustang 1.125" (28.5mm) in front and 1" (25mm) in rear
• Our most popular spring! 
• Clears 20" wheels
• Great ride quality, improved aerodynamics and improved vehicle stance
• Sharper steering response, improved vehicle handling and stability, noticeable reduction in nosedive
• These progressive springs will provide an exceptional ride quality and as roll increases, it increases the spring rates. Pair with our "Active" Shocks for an even better ride!
• Fits coupe and convertible
• Normally in stock

Fitment: EcoBoost Mustangs 2015+

Spring Selector Guide:

UK Mainland are addresses not in Northern Ireland, but includes Islands, & Scottish Highlands. Delivery to "Highlands & Islands" can take longer.

SERVICES (inc VAT prices)
Royal Mail Registered (small items) UK 2-5 days £4.98
Royal Mail Registered (small items) 1-2 days £9
Parcelforce / UPS / DPD / DHL UK Mainland 1-2 days £11.40

REST OF WORLD DELIVERIES - are available.
Please contact us to arrange a shipping quote.
FOR EU - use the Steeda.eu.com site 

Steeda offer a limited lifetime warranty for material and manufacturing defects.

The warranty is for the original purchaser.

WHAT IS NOT COVERED
The following items are not covered under the Limited Warranty:

1. Failure or damage resulting from normal wear and tear, improper installation, repair, abuse, misuse, neglect, negligence, accidents, corrosion, or the alteration or modification of a part by the customer.
2. Failure or damage caused by work not performed by Steeda.
3. Failure or damage caused by a defective part or accessory not installed by Steeda main dealer.
4. Labour for the removal from a vehicle and reinstallation of a part or component sold “over the counter” or “over the internet.”
5. Service adjustments, such as calibration or alignments.
6. Rust or corrosion to parts caused by environmental conditions such as, but not limited to, salt or other caustic chemicals is not covered by Steeda's warranty.
7. Pitting is caused by brake dust, chemical abuse, or lack of maintenance and is not covered by Steeda's warranty.
8. Incidental or consequential damages. Steeda is not responsible for any time for which you may lose the use of your vehicle, any inconvenience you might be caused, the loss of your transportation or any part thereof, or any other incidental or consequential damages you may have.

FULL TERMS AND CONDITIONS HERE