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.
Let your vehicle suspension adapt to any type of driving situation automatically with the use of the Bilstein B1 (iRC).
- Features 2 modes (sport+ and comfort+)
- Real-time adjustment
- Clear layout
- Easy-to-use mobile phone app
Innovative Suspension System Solution
The Bilstein B1 (iRC) is also more in touch with technology as you can use your smartphones to control your suspension system.
Comfort & Performance Guaranteed
When it comes to delivering comfort and performance, you can trust that the Bilstein B1 (iRC) will pull through.
Create, Save & Share!
The new feature of the Bilstein B1 (iRC) will allow you to create, save and share your own custom damping settings. Each mode can be custom-tuned to meet your demands.
With the Bilstein B1 (iRC), it also emits a graphic output of the longitudinal and lateral acceleration on your mobile phone. Plus, you get to choose the illumination color of the RC button.
Make The Most Out of Your Suspension System
The Bilstein B1 (iRC) is very functional and user-friendly and you won’t have a hard time using it at all. With this, you get to make the most out of your suspension system!
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.
A3, A4, A4 Quattro, A5, A5 Quattro, RS5, S3, S4, S5
128i, 135i, 135is, 320i, 323Ci, 323i, 325i, 328Ci, 328i, 330Ci, 330i, 335d, 335i, 335is, 428i, 435i, 525i, 530i, 535i, 545i, 550i
CLS500, CLS55 AMG, CLS550, CLS63 AMG, E320, E350
Beetle, CC, Golf, GTI, Jetta, Passat