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Rein BMW Suspension Parts for BMW Z Series E85/6 (2003-2008)

Your BMW's handling is determined by the capabilities and age of your suspension components. Our selected aftermarket performance suspension like coilovers, lowering springs, cup kits, and dampers can improve the handling of your BMW dramatically. With those upgrades comes the needs for proper adjustment; our recommended supporting modifications comes stiffer sway bars, bushings, and adjustable camber/caster plates, to name a few found on this page. Completely build your suspension for the most competitive BMW driving experience, achieve your perfect look, or simply replace your worn suspension with our recommended parts.

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Rein Front Sway Bar End Link - E46, Z4

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T#:379802

Part#: 31356780847

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Sale - Save 5% $ 25.99

This product was last offered at the strikethrough price on
06-29-2026

$ 24.69 USD

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$ 25.99

This product was last offered at the strikethrough price on
06-29-2026

$ 24.69 USD

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Includes hardware

Rein Sway Bar Bushing - 24 mm - Z4 E46

For vehicles with standard suspension only

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T#:593229

Part#: 31351094556

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Sale - Save 5% $ 13.05

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06-29-2026

$ 12.40 USD

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$ 13.05

This product was last offered at the strikethrough price on
06-29-2026

$ 12.40 USD

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Rein Lower Front Control Arm - Right - E46, Z4

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T#:584176

Part#: 31126777852

In Stock at Vendor

Sale - Save 8% $ 236.99

This product was last offered at the strikethrough price on
05-07-2026

$ 218.21 USD

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Sale - Save 8%

$ 236.99

This product was last offered at the strikethrough price on
05-07-2026

$ 218.21 USD

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Refresh your suspension

Rein Front Control Arm Bushing Set - E46, Z4

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T#:379762

Part#: 31126783376

Back Ordered

Sale - Save 5% $ 112.99

This product was last offered at the strikethrough price on
06-29-2026

$ 107.34 USD

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$ 112.99

This product was last offered at the strikethrough price on
06-29-2026

$ 107.34 USD

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Worn control arm bushings cause several unwanted symptoms that include shaking and vibration through the steering that increases with speed and braking, or noise over bumps.