H&R Race Spring (Linear) - ID: 2.5" / Length: 18" Spring Rate:500 1985 BMW 3 Series 320/323/324TD/325

1985 BMW 3 Series 320/323/324TD/325 (E30)

2021 Porsche 911 GT3 / GT3 RS w/out PASM (997/997 Turbo)

2006 BMW 3 Series 6 Cyl AWD/RWD (E90/E92)

2013 Audi A1 Hatchback Automatic Gear 1

1996 Ford Probe 2

H&R Race Spring (Linear) - ID: 2.5" / Length: 18" Spring Rate:500 1985 BMW 3 Series 320/323/324TD/325H&R 2. 50 I. D. Race Springs are made with extremely high tensile strength wire alloy which allows the use of a thinner wire thickness. Manufactured using advanced materials and precision technology in Germany, H&R 2. 50 I. D. Race Springs are crafted from special lightweight (hf) 54SiCr6 spring steel. For any given spring rate, they are on average 15% lighter and have 10% more travel than competitors springs. Main springs range from 6 to 16 in length