BC Racing ER Series Coilovers BMW 328/330/335 E90 / E92 Sedan / Coupe (RWD) (TRUE REAR)

The BC Racing ER Series Coilover System is the next evolution in your suspension tuning and vehicle setup needs. The ER Series offers 30-clicks of independently adjustable compression and rebound with remote reservoirs to increase oil capacity and help with faster heat dissipation. Each ER Series Coilover System undergoes the same rigorous testing and development as the coilover series that precede it, with the addition of more extensive real-world track testing. For racers and enthusiasts that are looking for more adjustability in terms of varying compression and rebound settings, look no further than the BC Racing ER Series Coilover System.

• Highly Customizable
• Mono-Tube Damper
• Linear Twin-Piston Design
• Height Adjustment Independent Of Spring Compression
• 30-Clicks Of Compression Adjustment Via The External Reservoirs
• 30-Clicks Of Rebound Adjustment From The Top Of The Damper
• Front And Rear Camber Plates Standard On All Applicable Kits
• Front And Rear Pillowball Mounts Standard When Camber Plates Do Not Apply
• Custom Spring Rates And Swift Spring Compatible
• Custom Valved To Match The Drivers Requested Spring Rates
• Swift Spring Upgrade Available On Most Applications
• 1-Year Warranty Against Manufacturers Defect
• Fully Rebuildable

True rear makes the rear a coilover setup like the front. Factory is a divorced rear, where the spring sits on it's own outside of the strut. This setup moves the spring location to be apart of the strut.

Default spring rates:

F - 5.5KG | R - 6KG

Custom build orders have a 3-4 week estimated lead time.