H&R RF095-36-040 Race Spring 95 N/mm 36mm ID 400mm

The H&R RF095-36-040 is a single linear-rate race spring from H&R's RF (Race Formula) series, engineered for competitive motorsport and high-performance coilover applications. With a 95 N/mm spring rate, a 36mm inner diameter, and a 400mm free length, this spring is built for demanding track environments where precise, predictable suspension behavior is critical.

H&R manufactures its Race Formula springs from cold-wound, high-tensile chrome-silicon steel, ensuring exceptional fatigue resistance and consistent spring rates under repeated high-load cycling. Each spring undergoes shot-peening and a corrosion-resistant coating to withstand the rigors of motorsport use.

Key Features:

• Spring Rate: 95 N/mm (approximately 542 lbs/in)
• Inner Diameter (ID): 36mm
• Free Length: 400mm
• Series: H&R Race Formula (RF) linear coilover spring
• Cold-wound from high-tensile chrome-silicon steel for superior durability
• Shot-peened for enhanced fatigue life under high-load race conditions
• Linear rate design delivers consistent, predictable suspension response
• Compatible with 36mm ID coilover sleeves and perches standard in motorsport applications
• Sold individually

The H&R RF series is a benchmark choice among motorsport engineers and club racers alike, trusted for manufacturing consistency and tight spring rate tolerances. Whether building a dedicated time attack car, circuit racer, or performance street-to-track coilover setup, the RF095-36-040 delivers the precise spring characteristics demanded by serious enthusiasts.