HARDRACE BMW 1 Series F20/F21 Rear Subframe Brace - Q0423 M135i PRE-LCI (F20 & F21) MHC LDN Performance Style Side

MHC LDN Performance Style Side Skirts

Finished in high-gloss black

Compatible with vehicles without existing standard lowering or adjusted accordingly

Their progressive design allows for a reduction in ride height—40 mm at the front and 30 mm at the rear—resulting in improved stability and cornering capabilities without compromising daily driving comfort

HARDRACE BMW 1 Series F20/F21 Rear Subframe Brace - Q0423 M135i PRE-LCI (F20 & F21) MHC LDN Performance Style SideThe HARDRACE Rear Subframe Brace (part no. Q0423) is a direct fit, performance upgrade over the OEM part for the BMW 1 Series (F20) and BMW 1 Series (F21). Precision engineered to tighten suspension geometry, sharpen steering response and improve durability under hard road and track use. Built to a higher standard than the OEM component, it delivers a measurable improvement in feel, longevity, and feedback. Key Features Direct fit replacement for the