QA1 Spring Chrome Silicon 3-1 2 Id 8-500 Lbs Chrome Plated 1St Coil Tapered - 8MB500

QA1 Spring Chrome Silicon 3-1 2 Id 8-500 Lbs Chrome Plated 1St Coil Tapered - 8MB500

QA1's Mustang II Pro Coil Kits feature polished and chrome plated springs. They have a 3.5" upper I.D. and 2.5" lower I.D., these springs have an 8" free length and are offered in four rates. Made with the highest quality materials, QA1 springs are strong, consistent and have a long life. All QA1 springs come with a lifetime guarantee to remain within 2% of their original free height and rate, so you know you're.

Key Features

• Brand: QA1
• Part Number: 8MB500
• Product Type: Coil Spring
• Fitment: Ford Mustang
• Built for improved handling, stance, suspension control, and reliable performance
• Designed for serious street, performance, drag, pro-touring, and custom builds

Fitment & Installation Notes

Ford Mustang Professional installation is recommended when suspension geometry, alignment, ride height, welding, or fabrication may be involved.

Emissions & Compliance

Catalog compliance data lists CARB:N and/or EPA:N. Confirm state and local requirements before street use.

Why Buy This Part

Choose QA1 for proven performance parts engineered for enthusiasts who care about fitment, quality, and real-world results.