The Lowest Price Perfect Fit Guarantee
Our #1 value is customer service.
We believe in doing right by our customers, no matter what it takes.
In keeping with that, we offer a “perfect fit guarantee” that ensures your satisfaction on 3 levels: low price, free shipping, and perfect fitment.
- Alan Marek, Founder of PartCatalog.com
The Lowest Price Anywhere--Guaranteed
At PartCatalog, we’ll beat any competing vendor’s price. And we’re so confident in our rock-bottom prices that we’ll refund the difference if you find a lower price elsewhere.
Free Shipping Both Ways
Our “free shipping both ways” policy means that returns and orders ship free of charge. When you place an order, you pay only the list price and any applicable taxes. We cover the shipping to save you money and ensure timely delivery.
100% Guaranteed to Fit
In the highly unlikely event of a fitment problem, we’ll return your purchase at no cost to you. We pay return shipping on all orders, so it won’t cost you a penny to send back a defective part.
For an active to passive suspension conversion kit, the Bilstein B1 (Components) is a great choice.
- Compatible with all Bilstein performance dampers and coilover kits
- All parts produced to OEM standards
- Simple fitment
The Right Conversion Kit For You
The Bilstein B1 (Components) allows non-electronic dampers to be installed on vehicles with factory electronic dampening systems.
The Bilstein B1 (Components) includes factory harnesses that prevents triggering of warning indicators caused by the removal of factory electronic dampers.
Plug and Play
One of the best things about the Bilstein B1 (Components) is that it is plug and play so you won’t have a hard time using it.
Everything You Need
You are guaranteed that with the Bilstein B1 (Components) kit, you will get all the necessary hardware and instructions that will make your life so much easier!
The following part numbers are available in this product line:
To purchase this product for your vehicle, please select the Year, Make and Model of your vehicle at the top of this page.
1 Series M, M3