Eibach Pro-Kit single spring, rear axle - BMW 3 Series, BMW 4 Series (F11-20-031-09-RA)

Pro-Kit performance lowering springs - sport-oriented lowering with a high level of driving comfort.

• Lowering of the vehicle
• Sporty and comfortable solution
• Possible to use with electronically controlled dampers
• Diamond black powder coating
• Two-stage corrosion protection
• Progressive spring characteristic curve for balanced driving comfort
• Made from high-quality spring steel for durability

Part of kit: E10-20-031-09-22, E90-20-031-21-22

Vehicle fitment (Eibach)

• BMW 3 Series (F30): Saloon 2011-2018: M3 CS Petrol, M3 Competition Petrol, M3 Petrol
• BMW 4 Series (F32): Coupe 2013-2020: M4 CS Petrol, M4 Competition Petrol, M4 GTS Petrol, M4 Petrol
• BMW 4 Series (F33): Convertible 2013-: M4 Competition Petrol, M4 Petrol

TÜV / ABE available upon request

We currently ship within Europe only.

If a part is not available, we will contact you with an estimated wait time.

If you wish to return a product after receiving it, we offer a 14-day returns policy. Custom-made products are not eligible for return, and return shipping is at the customer's expense. Full delivery and returns terms are on the “Delivery Information” page — the link is at the bottom of the page.

Products come with a warranty, detailed in a certificate included in the box.

To make a valid claim, you must prove the damage was not caused by you and that the warranty certificate is valid.

Full terms are on the “Terms & Conditions” page — the link is at the bottom of the page.