Ford Racing
15-23 Ford Mustang 5.0L / 2.3L Ford Racing M-5300-XA Street Lowering Spring Kit
15-23 Ford Mustang 5.0L / 2.3L Ford Racing M-5300-XA Street Lowering Spring Kit
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15‑23 Ford Mustang 5.0L / 2.3L Ford Racing M‑5300‑XA Street Lowering Spring Kit
This high‑quality lowering spring kit, designed specifically for S550 Mustang GT and EcoBoost fastback models, delivers a perfect balance of aggressive performance and everyday drivability. Engineered by Ford Racing (now Ford Performance) and manufactured by an OEM spring supplier, the M‑5300‑XA springs drop the ride height by approximately 1.0″ front and rear. This provides a sharper stance, improved handling dynamics, and a confident street presence, all while maintaining a comfortable ride.
Key Features
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Progressive-rate coil springs, made in USA by OEM supplier
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Approximately 1.0″ drop front and rear for an aggressive look
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Specifically developed for use with stock struts, shocks, and sway bars
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Includes M‑5570‑B jounce bumpers to protect suspension components
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Powder-coated in Ford Performance’s signature blue for durability and style
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Not compatible with MagneRide® suspension systems
Benefits
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Enhanced cornering stability and reduced body roll
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Lower center of gravity means sharper handling and braking response
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Sleek, more aggressive appearance that complements aftermarket wheels
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Maintains everyday ride comfort—firm yet composed for street driving
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Backed by Ford Performance warranty coverage standard for suspension parts
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Straightforward install helps avoid extra shop costs
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If any manufacturing defects arise, Ford Performance offers a limited warranty—reference these terms to confirm eligibility
Product Specs
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Position: Front and Rear coil springs
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Drop Height: Approx. 1.0″ front and rear
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Spring Type: Progressive coil
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Finish: Blue powder coat
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Includes: 2 front and 2 rear springs, M‑5570‑B jounce bumpers
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Material: High-strength spring steel, OEM-grade
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Country of Origin: United States
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Package Weight: ~38.3 lb; Dimensions: ~15″×8″×27″
Install Difficulty Level
Installation is moderately easy for anyone with basic mechanical skills. According to Mustang enthusiasts, the process—including spring compression and replacement on all four corners—can take roughly 4 hours with basic tools . It’s recommended to perform a wheel alignment afterward.
Vehicle Fitment
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Year Range: 2015–2023
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Make: Ford
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Model: Mustang (Fastback/Coupe)
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Engines: 5.0L GT, 2.3L EcoBoost
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Note: Not compatible with models equipped with MagneRide® (including Performance Handling Pack)
For questions about fitment, technical support, or if you spot any errors in this description, contact the MPT Performance experts at (407) 636‑7077 or via email.

