PRT 816125 Complete Strut Assembly with Coil Spring and Mount

The PRT 816125 Complete Strut Assembly is a fully pre-assembled, ready-to-install suspension unit engineered to restore factory ride quality and handling. Designed by PRT (Performance Ride Technology), a world leader in strut assembly manufacturing, this loaded strut eliminates the need for a spring compressor or other specialized tools — making it an ideal solution for both professional technicians and experienced DIYers.

This complete assembly integrates all critical suspension components into a single unit, including the strut, coil spring, bearing plate, spring seat, and dust cover, allowing for a straightforward bolt-on installation without disassembly of individual components.

Key Features:

• Pre-Assembled Design: Includes the strut, coil spring, bearing plate, dust cover, and spring seat — everything needed for a complete replacement in one unit
• Nitrogen Gas Charged: Twin-tube design with nitrogen charging eliminates aeration for improved handling performance and extended service life
• OE-Matched Engineering: Engineered to exact OE specifications for proper fit, ride height, and vehicle handling characteristics
• High-Strength Coil Spring: Manufactured from high-quality carbon steel that is heat treated, stress relieved, fully cycled, and salt-spray tested for long-term durability
• Urethane Bump Stop: Absorbs road impacts and protects surrounding suspension components for a smoother, quieter ride
• Spring Isolator Included: Prevents metal-to-metal contact between the spring and spring seat to minimize noise and vibration
• No Special Tools Required: Bolt-on installation saves time and reduces labor costs compared to replacing individual strut components
• Limited Lifetime Warranty: Backed by PRT's manufacturer warranty for long-term confidence
• TÜV/SÜD ISO/TS16949 Certified: Manufactured under a rigorous quality management system certification

The PRT 816125 complete strut assembly — also referred to as a loaded strut or quick-strut — is the trusted choice for a durable, OE-quality suspension repair that restores ride comfort, vehicle stability, and handling precision.