Rear Sway Bar for BMW 3 Series E46 (1999-2005)

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Interested in upgrading your BMW's rear sway bar? We carry a variety of rear sway bar options for your BMW. Check out our front sway bar section or front & rear if you're interested in a complete solution.

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E46 Performance Rear Sway Bar - 21mm
10X Entries Into Our F80 M3 Sweepstakes
ECS - Corporate Logo
T#:363191
Part#: 007277ECS02A
In Stock
Sale - Save 15% $ 273.99

This product was last offered at the strikethrough price on
06-13-2026

$ 232.89 USD
Sale - Save 15%
$ 273.99

This product was last offered at the strikethrough price on
06-13-2026

$ 232.89 USD

Enhance Cornering Performance with Thicker Sway Bars

If you're looking to take on corners more aggressively, consider upgrading to thicker sway bars. Thicker sway bars provide increased stability, minimize body roll, and ensure better traction on the road, allowing for more confident and aggressive cornering. The best part is, you can enjoy improved handling without sacrificing your ride quality.

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H&R - Corporate Logo
T#:1879
Part#: 71414
Ships in 3 Business Days
10% off MSRP $ 459.00

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 413.10 USD
Free Shipping
10% off MSRP
$ 459.00

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 413.10 USD
Free Shipping

H&R adjustable 25mm rear sway bar / swaybar for all 2001-2006 E46 M3 coupe and convertible. Includes bushings. Made in Germany.

  • Reduces body roll
  • Highest tensile strength available

H&R Sport Sway Bars are designed for drivers who desire improved handling without lowering or affecting ride quality. H&R Sport Sway Bars increase your suspension's roll stiffness or its resistance to roll in turns while maintaining ride comfort and dramatically increasing cornering control, lateral stability, and grip. A unique feature of H&R Sport Sway Bars are the smooth, machined-like forged ends that, for specific vehicles, allow for adjustability in stiffness giving you an unmatched level of precision and performance.


This item fits the following BMWs:
2001-2006 E46 BMW M3
2006-2008 Z4 BMW M Coupe/Roadster

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H&R Rear Sway Bar - E46 (RWD / non-sport package)
We Price Match - Give Us A Call or Chat!
H&R - Corporate Logo
T#:263
Part#: 71484
Ships in 3 Business Days
10% off MSRP $ 369.00

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 332.99 USD
Free Shipping
10% off MSRP
$ 369.00

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 332.99 USD
Free Shipping
3 way adjustable 21mm rear sway bar / swaybar for E46, non-M RWD models only (no xi AWD models.) Includes new bushings.

  • Reduces body roll
  • Highest tensile strength available

    H&R Sport Sway Bars are designed for drivers who desire improved handling without lowering or affecting ride quality. H&R Sport Sway Bars increase your suspension�s roll stiffness�or its resistance to roll in turns�while maintaining ride comfort and dramatically increasing cornering control, lateral stability, and grip. A unique feature of H&R Sport Sway Bars are the smooth, machined-like forged ends that, for specific vehicles, allow for adjustability in stiffness�giving you an unmatched level of precision and performance.

    This item fits the following BMWs:
    1999-2005 E46 BMW 323i 323ci 325i 325ci 328i 328ci 330i 330ci
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    ECS Billet Rear Sway Bar Brackets With Polyurethane Bushings - Pair -...
    10X Entries Into Our F80 M3 Sweepstakes
    For use with Aftermarket 23mm rear sway bar
    ECS - Corporate Logo
    T#:3443018
    Part#: 016921LA09
    Ships on Sep 29, 2026
    Sale - Save 10% $ 113.99

    This product was last offered at the strikethrough price on
    06-14-2026

    $ 102.59 USD
    Free Shipping
    Sale - Save 10%
    $ 113.99

    This product was last offered at the strikethrough price on
    06-14-2026

    $ 102.59 USD
    Free Shipping
    The ECS Tuning Billet Rear Sway Bar Mounting Kit was designed, engineered, tested and quality inspected thanks by their Research and Development team in Wadsworth, Ohio facility. ECS ensures that the highest level of precision and quality is delivered throughout rigorous long term product testing and leading edge product development methods. This kit provides your vehicle with a more rigid mounting solution from the sway bar to chassis than the OEM steel brackets. With an improved sway bar mounting bracket and the included polyurethane sway bar bushings, you can expect to achieve an increase in rear sway bar effectiveness and less body roll as a result.
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