Eibach R40003 OE Front Coil Spring for 2015-2020 Ford F-150 2.7L/3.5L EcoBoost

Vehicle Fitment

• 2015-2020 Ford F-150 2WD - 2.7L V6 EcoBoost
• 2015-2020 Ford F-150 2WD - 3.5L V6 EcoBoost

Features

• OE-spec front coil spring designed to restore factory ride height
• Made to IATF 16949 quality standards
• Zinc-phosphated for superior corrosion protection
• Thorough static and dynamic durability tested
• Manufactured in the USA and Germany
• Limited Lifetime Warranty
• Winner's Circle quality assurance
• Sold individually for one-side replacements

Specifications

• Part Number: R40003
• Position: Front spring, single unit
• Material: High-grade spring steel with corrosion-resistant finish
• Finish: Black zinc-phosphate
• Weight: approx. 8 lb per spring
• Ride height: block set to maintain OEM stance for thousands of miles
• Warranty: Limited Lifetime (excludes coating)

Included Components

• 1x OE replacement front coil spring (R40003)

Product Description

The Eibach R40003 OE Replacement Front Coil Spring is engineered to restore factory ride height, comfort, and handling for 2015-2020 Ford F-150 trucks equipped with 2.7L or 3.5L EcoBoost engines in 2WD. Produced under strict IATF 16949 standards in the USA and Germany, each spring undergoes rigorous static and dynamic testing and is zinc-phosphated for long-lasting protection.

This single-spring replacement is ideal for correcting ride sag or damage on one side without upsetting front-end balance. Each spring is set to block at the factory to ensure OEM ride height consistency over time :contentReference[oaicite:2]{index=2}. Backed by Eibach's Limited Lifetime Warranty and Winner's Circle certification, the R40003 is a premium OE-grade solution for restoring your F-150.

Installation is straightforward and requires no modifications - simply bolt it on using existing strut hardware. With its OE-level design and materials, the R40003 ensures your front suspension performs as originally intended.