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Suspension and Components› Shocks, Struts, Coil-Overs and Components
Bilstein
Bilstein B8 2005 BMW 120i Base Rear Shock Absorber
SKU: B009 24-115957
Easy — 1–2 hours
Overview
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Part #: 24-115957
Bilstein B8 Performance Plus dampers are a performance upgrade to OE dampers designed to be paired with aftermarket lowering springs. These dampers offer application specific valve settings with a monotube design to bring out the best handling performance of a vehicle. Each damper is rigorously tested for quality that meets or exceeds OE standards. B8 Performance Plus dampers are the ideal solution for pairing with a lowering spring for improved handling and sportier look with the added benefit of world-famous Bilstein quality.
Features:
- For use with lowering spring sets and production sport suspensions
- Enhanced safety and performance with lowering spring change
- Sporty feel while maintaining comfort
46mm Monotube Shock Absorber
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Vehicle Symptoms
- Excessive body roll in corners
- Rear end bounces over bumps
- Nose dive during hard braking
- Poor handling after lowering springs installed
- Vehicle feels unstable at highway speeds
Relevant Conversations
- Bilstein B8 vs B6 shock absorber comparison
- Best shocks for lowering springs on BMW E90
- Rear end bouncing after installing lowering springs
- How to improve handling on lowered car
- Bilstein B8 rear shock installation time
- Symptoms of worn shocks on lowered vehicle
- Coilover vs Bilstein B8 for daily driver
- Will Bilstein B8 work with H&R sport springs?
- Car feels loose in rear after lowering springs
- Upgrade shocks after lowering springs for better ride
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
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Specifications
| Brand | Bilstein |
| Part Number | B009 24-115957 |
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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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