SKU: IS-PRO-FC3S / UPC: ISR0000859
ISR Performance Pro Series Coilovers for Mazda RX-7 FC3S (1986-1991)
The ISR Performance Pro Series Coilovers, designed specifically for drivers seeking precise handling and responsive ride quality on both street and track. These coilovers stand out by offering finer dampening adjustments and stronger build quality compared to entry-level alternatives, ensuring your rotary-powered sports car corners with greater stability and absorbs bumps more effectively. Built on the proven foundation of ISR’s basic coilovers that powered Formula D drift cars, the Pro Series takes performance further with advanced components that deliver consistent feedback and reduced body roll, helping you push your FC3S to its limits without compromising daily drivability.
Vehicle Fitment
- Make: Mazda
- Model: RX-7 (FC3S)
- Years: 1986-1991
- Engine Compatibility: Fits all rotary engine variants (13B non-turbo and turbo models)
Notes: Direct bolt-on installation for stock or modified suspensions not intended for public road use in registered vehicles competition use only.
Key Specifications
- Dampening Adjustment: 32 levels for front and rear, allowing custom tuning to match your driving style, track conditions, or street comfort needs
- Design Type: Mono-tube construction for efficient heat dissipation and sustained performance during extended sessions
- Spring Rates: Front: 8 kg/mm (450 lb/in), Rear: 6 kg/mm (336 lb/in) for balanced weight distribution in the FC3S chassis
- Upper Mounts: Front pillowball camber plates for accurate alignment and reduced deflection under load
- Bearings: Premium Japanese-made spherical bearings for smooth articulation and longevity
- Construction: CNC-machined aluminum components with corrosion-resistant coatings for durability in harsh environments
What’s Included in the Purchase
- 2 x Front coilover assemblies (fully assembled with springs, shocks, and mounts)
- 2 x Rear coilover assemblies (fully assembled with springs, shocks, and mounts)
- 1 x Spanner wrench set for height and preload adjustments
- 12 x Top hat lock nuts for secure assembly
Product Details
- Part Number: IS-PRO-FC3S
- UPC: ISR0000859
- Weight: Approximately 45 lbs (full kit individual component weights not specified)
- Shipping Box Dimensions: 24″ x 16″ x 8″ (estimated based on similar coilover kits actual may vary)
Engineered for the Mazda RX-7 FC3S owner who demands reliability and edge-of-seat excitement, these ISR Performance Pro Series Coilovers integrate seamlessly into your build, transforming the way your 1986-1991 RX-7 grips the road.
Order now to experience the difference in every turn and straightaway.
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