Transform your classic Mopar with QA1’s R155-175 Rear Coilover Conversion System. This kit features a triangulated 4-link design for improved launch traction and a modern handling feel, all with bolt-in installation requiring minimal welding.
Customize your ride with single-adjustable coilover shocks and 175 lb./in. springs, optimized for both street and track performance. The adjustable upper and lower trailing arms allow you to fine-tune wheelbase and pinion angle for maximum control and a perfect stance.
Designed for convenience, this system offers clearance for 3” over-the-axle exhaust and supports standard or inboard spring locations. It’s compatible with Mopar 8 3/4″, Ford 9″, and Dana 60 rear differentials, making it a versatile upgrade for a wide range of classic Mopar muscle cars.
Achieve the perfect blend of classic style and modern performance. Whether you’re building a street machine, autocross competitor, or drag racer, this QA1 kit provides the adjustability and geometry you need for superior suspension performance.
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