Eibach ERS Main Metric Formula F3 Spring (54588) - 1.42in x 2.40in 1200lb
The Eibach ERS Main Metric Formula F3 Spring is engineered for ultra-compact, high-rate suspension setups where precision, linearity, and minimal block height are critical. With a 1.42 inch inside diameter, 2.40 inch length, and a stiff 1200 lb/in spring rate, this Formula Spring is built for serious formula racing applications demanding maximum response and minimal deflection.
Manufactured to Eibach's tightest tolerances, these 36mm I.D. Formula Springs deliver exceptional rate accuracy, reduced side loading, and ideal load distribution along the spring axis. Each spring is individually tested and rated to ensure unmatched consistency and repeatable performance. Lightweight, compact, and trusted worldwide, this spring is a staple in professional F3 and lightweight open-wheel racing environments.
Features
- 36mm (1.42in) I.D. Formula Spring for compact coilover systems
- 2.40in length with a high 1200 lb/in spring rate
- Ultra-small block height for maximum usable travel
- Lowest side loads with ideal load center alignment
- Individually tested and rated for precision and consistency
Fitment
- Universal coilover applications using 36mm (1.42in) I.D. springs
- Ideal for Formula 3, lightweight open-wheel cars, prototype chassis, and compact suspension layouts
Specifications:
Length: 2.40 in (61 mm)
Inside Diameter: 1.42 in (36 mm)
Rate: 1200 lbs/in (21.42 kg/mm)
Block Height: 1.38 in (35 mm)
Travel: 1.02 in (26 mm)
Block Load: 1236 lbs (5500 N)
Weight: 0.55 lbs (0.25 kg)
Warranty: 5-Year Eibach Warranty
Part Number: 54588
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