TRW JCS1577T OE Replacement Coil Spring Set

The TRW JCS1577T is an OE-quality replacement coil spring set engineered to restore your vehicle's suspension system to factory ride height, handling, and load-bearing performance. As a direct replacement for worn or broken coil springs, this set is manufactured to exact original equipment specifications — ensuring a precise fit and restoring the suspension characteristics your vehicle was designed with.

Key Features:

• OE Specification Design: Engineered to match original equipment dimensions, spring rates, and design type for a direct, no-compromise replacement
• Powder Coat Finish: Electrostatically applied powder coat provides maximum corrosion resistance and a clean, finished appearance
• Shot Peened Construction: Springs are shot peened for improved fatigue life and long-term durability under demanding road conditions
• Magnetic Particle Inspection: Every spring undergoes magnetic particle inspection to ensure controlled metallurgical quality and structural integrity
• Rigorous Quality Testing: TRW subjects every coil spring to four levels of testing and technical audit review, including cycle and load testing of finished products
• Endurance Tested: Validated to 500,000 cycles to ensure long-life operation and consistent performance
• Premium Steel Construction: Built to meet all OEM material and hardness specifications for reliable, long-lasting service

TRW is one of the world's leading OE chassis and suspension suppliers, bringing the same engineering standards used in original vehicle production to the aftermarket. Replacing worn coil springs with a proper OE-spec set like the JCS1577T helps maintain proper ride height, handling balance, and braking performance. Includes coil spring set, attaching hardware, and instruction sheet.