You take performance seriously - and the AST 2-WAY Motorsport Suspension is built for drivers like you. Designed for true track enthusiasts, it delivers race-level precision and control. This monotube coilover system is 2-way adjustable for rebound, compression, and ride height, featuring external reservoirs for maximum consistency under extreme conditions. It includes camber-adjustable front top mounts, solid rear mounts, and adjustable-rate springs. Fully rebuildable and made in the Netherlands, it’s built to last. Fine-tune your setup with independent rebound and compression adjustments to reduce body roll, sharpen responsiveness, and enhance traction - all while maintaining the perfect balance between performance and comfort.
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2015-2018 | BMW | M3 | Base |
| 2015-2020 | BMW | M4 | Base |
| 2019-2020 | BMW | M4 | CS |
| 2016 | BMW | M4 | GTS |
- 2015-bmw-m3-base-esi4006563
- 2015-bmw-m4-base-esi5104722
- 2016-bmw-m3-base-esi1790004
- 2016-bmw-m4-base-esi4224861
- 2016-bmw-m4-gts-esi1141050
- 2017-bmw-m3-base-esi5276263
- 2017-bmw-m4-base-esi3190077
- 2018-bmw-m3-base-esi8890920
- 2018-bmw-m4-base-esi7112718
- 2019-bmw-m4-base-esi7647646
- 2019-bmw-m4-cs-esi2780140
- 2020-bmw-m4-base-esi9484672
- 2020-bmw-m4-cs-esi2689072
- ClearanceItem:N
- EPA:N/A
- fits_2015-2018`BMW`M3`Base~2015-2020`BMW`M4`Base~2019-2020`BMW`M4`CS~2016`BMW`M4`GTS
- LTL:N
- MPN:RIV-B2106SD
- Non-CARB:N
- Prop65:N
- SpecialOrder:Y
- Suspension>Coilovers