Bilstein B12 Suspension Kit (46-258519) - Astra (J) GTC 1.4-1.6 SIDI A improved chassis control

improved chassis control

the B14 kit delivers exceptional road feel

The Bilstein B12 Sportline suspension kit pairs Bilstein’s high-performance dampers with Eibach Sportline lowering springs to deliver a noticeably sportier driving experience

Vehicles built for performance tuning

Bilstein B12 Suspension Kit (46-258519) - Astra (J) GTC 1.4-1.6 SIDI A improved chassis controlBilstein B12 Pro Kit Complete Sport Suspension with Precision Handling The Bilstein B12 suspension kit combines Bilsteins performance dampers with specially matched Eibach lowering springs for a true plug and play upgrade in handling, ride quality, and aesthetics. Designed for drivers who demand sporty dynamics, reduced ride height, and OEM level comfort, the B12 kit delivers a balanced suspension solution straight out of the box. Whether you're