BMW 3 Series Anti Roll Bar Replacement Parts

No — the E46 (1998–2005) and E90 (2005–2012) are entirely different generations with different subframe geometry, so the anti roll bars are not interchangeable. You need to source a bar matched to your specific generation. Always confirm the exact part against your registration with the breaker before buying.

Yes — all generations of the BMW 3 Series, including the E30, E36, E46, E90/E91/E92/E93, and F30/F31 (2012–2019), were fitted with anti roll bars at both front and rear axles as standard. This is a genuine part on this model and straightforward to source used from a breaker.

The E90 received a facelift in 2008 but the underlying platform and suspension geometry remained the same throughout the generation (2005–2012), so in most cases front and rear anti roll bars are carried over. That said, you should confirm the exact bar diameter and mounting points against your registration with the breaker, as sport suspension variants may differ.

Trim level alone does not determine which anti roll bar fits, and a bar from an SE-spec car will generally be the same physical part as one from an M Sport of the same generation and engine. However, sport suspension packages can sometimes include different bar diameters or rates, so confirm against your registration with the breaker rather than assuming a direct swap.

Engine size can influence anti roll bar specification on the 3 Series, as heavier or more powerful variants were sometimes fitted with uprated bars to suit their weight and handling balance. As a rule, try to source a bar from a donor car with the same engine as yours, and confirm the part matches your registration with the breaker.

Anti roll bars are a single transverse component connecting both sides of the axle, so there is no nearside or offside distinction — you just need one bar per axle (front or rear). Make sure you specify clearly whether you need the front or rear bar when contacting a breaker.