BMW Polyurethane Sway Bar Bushings 18mm – Rear Suspension Upgrade (E36 E46 Z4)
Upgrade your rear suspension performance with these 80A polyurethane sway bar bushings designed for BMW platforms. Replacing worn factory rubber bushings, this upgrade restores chassis stability, reduces unwanted flex, and delivers a more controlled and responsive driving experience—especially during cornering and spirited driving.
Features:
- Improves handling by reducing sway bar movement and flex
- 80A polyurethane construction for a balanced street performance feel
- Enhances cornering stability and steering response
- More durable than factory rubber bushings
- Maintains consistent performance over time without softening
- Direct replacement for factory bushings
Fitment:
- BMW 3 Series E36 (1992-1999) – 18mm sway bar (sport suspension)
- BMW 3 Series E46 (2001-2006) – 18mm sway bar (non-sport suspension)
- BMW Z4 E85 (2003-2008) – 18mm sway bar
- BMW Z4 E86 (2003-2008) – 18mm sway bar
Important Fitment Notes:
- Fits 18mm rear sway bars only
- Does NOT fit M models, Xi, Ti, or compact variants
- Does NOT fit convertible models with sport suspension
- Not compatible with other sway bar sizes (e.g., 15mm)
Specifications:
- Material: Polyurethane
- Hardness: 80A
- Recommended Use: Street performance
- Replaces Part Number: 33551138104
Contents:
- 1x Set of rear sway bar bushings
Installation Notes:
- Grease bushings prior to installation
- Direct replacement for factory components
- Professional installation recommended if unsure
Condition:
- Brand new
- Never used
Ships within 1-2 business days.
100% Genuine Parts
Fitment Guaranteed
BMW Polyurethane Sway Bar Bushings 18mm – Rear Suspension Upgrade (E36 E46 Z4)
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FAQs
Please read our FAQs page to find out more.
Are OEM products more expensive than aftermarket alternatives?
OEM products might have a higher upfront cost compared to aftermarket parts, but their superior quality and durability often make them a more cost-effective choice over time. Investing in OEM ensures you’re getting parts specifically designed for your vehicle, which can lead to better performance and longevity.
Can I purchase OEM parts online or do I need to visit a dealership?
You don’t need to visit a dealership to get OEM parts. You can conveniently purchase genuine OEM components from authorized distributors and reputable online retailers like Turbo Tech Performance. Our online store provides a wide selection of high-quality parts delivered straight to your door.
Are parts from brands like Mopar, ACDelco, and Motorcraft interchangeable between different vehicle brands?
No, parts from Mopar, ACDelco, and Motorcraft are typically designed for specific vehicle brands. It’s crucial to ensure compatibility with your vehicle’s make and model by checking part numbers and consulting with a knowledgeable expert.
Can I install OEM parts myself, or is it better to have a professional handle it?
While some OEM parts can be installed by DIY enthusiasts, the complexity of installation can vary. For the best results and to ensure proper fitment and performance, we recommend having a trained mechanic install the parts, especially if you’re unfamiliar with automotive repairs.
Do OEM parts come with a warranty?
Yes, many OEM auto parts come with a manufacturer’s warranty that covers defects or issues. Be sure to check the warranty details for each part at the time of purchase, and keep your receipt for any potential warranty claims.