AST BMW G80-G81 M3 G82-G83 M4 AWD / G81 M3 X-drive 2021- 5100 STREET Coilovers (rr non coilover)
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
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.
Shipping information
We currently ship within the United States only. Most in-stock orders ship within 1 business day, and standard delivery takes 5-10 business days depending on your location. Shipping is calculated at checkout based on destination and item weight, and a tracking number is emailed to you once your order ships.
See our FAQ for full shipping details.
Returns & warranty
Returns are accepted within 14 days of delivery on new, unused, and uninstalled items in their original packaging. A 15% restocking fee applies, and a Return Merchandise Authorization (RMA) number must be requested before shipping any return. Some items are not eligible for return, including electronics, engine internals, turbo/supercharger kits, special orders, and Sale/Clearance items.
All products are covered by the original manufacturer's warranty. For returns or warranty help, email contact@sabaku-parts.com. Full details are in our FAQ.