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Spec sheet
| Chassis | Model | Engine | Years |
|---|---|---|---|
| G80 | M3, M4 | All | — |
| G81 | M3, M4 | All | — |
| G82 | M3, M4 | All | — |
| G83 | M3, M4 | All | — |
AST 5100 Coilovers
for BMW G80/G82/G83 M3 M4 xDrive S58 Turbo (2022-2026) - ACU-B2114SD
Fits: AST BMW G80-G81 M3 G82-G83 M4 AWD / G81 M3 X-drive 2021- 5100 STREET Coilovers (rr non coilover). Performance upgrade.
Looking for the perfect road balance for everyday driving? The 5100 Street Suspension delivers comfort, control, and confidence in every corner. This monotube coilover system is 1-way adjustable for rebound and ride height, allowing you to fine-tune your setup for maximum grip and stability. It comes with vehicle-specific spring rates, OEM-compatible top mounts, and rebuildable dampers for long-lasting performance. Proudly made in the Netherlands, the 5100 STREET Suspension offers the ideal blend of everyday comfort and precise handling - engineered for drivers who want performance without compromise.
- Monotube dampers offer a large piston to control the adjustability of rebound damping. These dampers can adjust in rebound (return to extension). Front dampers utilize a coilover design, the rear is a divorced setup like OEM.
Vehicle Fitment
| Make | Model | Chassis | Engine | Years | Drivetrain | Body | Notes |
|---|---|---|---|---|---|---|---|
| BMW | M3, M4 | G80, G81, G82, G83 | - (turbo) | - | xDrive | - | - |
Brand: AST MPN: ACU-B2114SD
Fits turbo (twin turbo) BMW engines in the listed models.
Emissions: suspension part with no emissions impact. No CARB EO number needed.