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The AST 5100 Street coilovers for 2021–present BMW M3/M4 AWD and X-drive variants deliver monotube dampers with 1-way rebound and ride-height adjustability plus vehicle-specific spring rates. OEM-compatible top mounts and rebuildable dampers offer long-term serviceability, improving control and stability across varied driving conditions while maintaining a comfortable road balance for all-wheel-drive setups.
AST BMW G80-G81 M3 G82-G83 M4 AWD / G81 M3 X-drive 2021- 5100 STREET Coilovers (rr non coilover)
