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  • Bilstein B3 OE Replacement 15-16 Porsche Macan Rear Right Air Suspension Spring - 40-273778
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Bilstein B3 OE Replacement 15-16 Porsche Macan Rear Right Air Suspension Spring - 40-273778
Bilstein B3 OE Replacement 15-16 Porsche Macan Rear Right Air Suspension Spring - 40-273778
Bilstein B3 OE Replacement 15-16 Porsche Macan Rear Right Air Suspension Spring - 40-273778
Bilstein B3 OE Replacement 15-16 Porsche Macan Rear Right Air Suspension Spring - 40-273778
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Bilstein B3 OE Replacement 15-16 Porsche Macan Rear Right Air Suspension Spring - 40-273778

Suspension Shocks and Struts
Bilstein
bil40-273778
Special order
September 5, 2026
$489.00 $522.00
Bilstein B3 OE Replacement (Air) suspension air bags are designed to replace the original suspension air bags on select European brand vehicles. Bilstein is an OE supplier for air suspension systems; the quality of these products meets, and typically exceeds, the standards set forth by the vehicle's manufacturer. Each B3 OE Replacement (Air) suspension air bag is designed to connect directly into the original connectors on the vehicle, ensuring modification-free installation and restoration of the original feel of the vehicle. Features & Benefits Designed to replace the original suspension air bags on select Mercedes-Benz, BMW and Land Rover vehicles Your Vehicles Suspension System Function/Safety To Factory Specs Connects directly into the original plugs on the vehicle Modification-free installation Downloads & Resources Installation Instructions (PDF) Material Safety Data Sheet (PDF) Warranty (PDF) Material Safety Data Sheet (PDF) Features and Benefits (MP4) Installation Instructions (PDF) Warranty (PDF)
Bilstein B3 OE Replacement 15-16 Porsche Macan Rear Left Air Suspension Spring - 40-249841
Bilstein B3 OE Replacement 15-16 Porsche Macan Rear Left Air Suspension Spring - 40-249841
$522.00 $489.00
Bilstein B4 OE Replacement 2016 Mercedes Benz GLC300 w/o Electronic Suspension Shock Absorber - 19-263007
Bilstein B4 OE Replacement 2016 Mercedes Benz GLC300 w/o Electronic Suspension Shock Absorber - 19-263007
$272.00 $145.00
Bilstein B3 OE Replacement 15-16 Porsche Macan Rear Right Air Suspension Spring - 40-273778
SKU: bil40-273778
Product Details

Everything You Need To Know

Review product information, shipping and returns, and price-match details before you order.

Product Info

Bilstein B3 OE Replacement (Air) suspension air bags are designed to replace the original suspension air bags on select European brand vehicles. Bilstein is an OE supplier for air suspension systems; the quality of these products meets, and typically exceeds, the standards set forth by the vehicle's manufacturer. Each B3 OE Replacement (Air) suspension air bag is designed to connect directly into the original connectors on the vehicle, ensuring modification-free installation and restoration of the original feel of the vehicle.

Features & Benefits

  • Designed to replace the original suspension air bags on select Mercedes-Benz, BMW and Land Rover vehicles
  • Your Vehicles Suspension System Function/Safety To Factory Specs
  • Connects directly into the original plugs on the vehicle
  • Modification-free installation

Downloads & Resources

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In Stock Items:
In stock items typically ship within 1-3 business days. Most items arrive within 2 business days, but there are situations where it may take up to 5 business days.

Special Order Items:
Special order and out of stock items are product-specific and lead times can vary. Please e-mail us if you are looking for an ETA / Lead Time on a specific product. Special order orders are subject to cancellation if the vendor cannot provide any ETA.

Returns Policy

To start the return process, please e-mail sales@allianceracing.com

Include the following:
Subject "Return for Order#"
Order Number
Part Number
Reason

Returns are eligible for up to 14 days from delivery of items. Accepted refunds can take up to 7-10 business days to process. All refunds are subject to a 25% restocking fee, if opened. Customer may be responsible for return shipping. If 14 days have gone by since your item was delivered, unfortunately we can’t guarantee you a refund or exchange. We reserve the right to deny any return request, based on provided information.

Alliance Racing is not responsible for ensuring part fitment. It is the responsibility of the purchaser to ensure the parts being ordered are the correct fitment for the vehicle intended. Alliance Racing will not accept any returns for incorrect fitment after product is opened.

To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.

Shipping

To return your product, mail your product to:
Alliance Racing LLC
8810 Twin Lakes Blvd
Tampa, FL 33614

In many cases, you will be responsible for shipping costs to return your item. Shipping costs are non-refundable. If you receive a refund, the cost of shipping will be deducted from your refund.

Depending on your location, the time it may take for your exchanged product to reach you may vary.

If you are shipping an item over $100, you should consider using a trackable shipping service and/or purchasing Shipping Insurance.

To initiate a price match, please e-mail sales@allianceracing.com with the product information (SKU, URL, & Part Name) and a link to the competitors product page for us to validate the price match eligibility.

Please note that there are cases when we cannot offer a price match, but we will do everything in our power to try to match it. Some manufacturers have Pricing Policies that we have to adhere to.

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