QA1 HD05-12300 PromaStar Double Adjustable Coilover Strut Kit for 2005-2014 Mustang

The QA1 HD05-12300 PromaStar Coilover Strut Kit delivers professional-grade suspension performance for 2005-2014 Ford Mustang applications. Engineered for handling-focused builds, this complete coilover system combines QA1's proven shock technology with precision-adjustable ride height control.

Key Features:

• Double-adjustable valving allows independent tuning of compression and rebound damping for precise handling characteristics
• 300 lb/in spring rate optimized for aggressive street and track handling without sacrificing ride quality
• Threaded body design provides ride height adjustability while maintaining proper suspension geometry
• High-quality construction with aluminum shock bodies and durable internal components for long-term reliability
• PromaStar series design specifically engineered for Mustang front suspension geometry
• Serviceable shock design allows for rebuilding and revalving as needed
• Includes matched spring and shock package for optimized performance

The double-adjustable design provides 18 clicks of compression adjustment and 18 clicks of rebound adjustment, allowing drivers to fine-tune suspension response for different driving conditions, from spirited street driving to track day competition. The 300 lb/in spring rate is ideal for handling applications where reduced body roll and improved cornering response are priorities. This kit is designed for the front axle and represents a significant upgrade over OEM suspension components for enthusiasts seeking improved handling performance.