Arnott Industries Air Spring to Coil Spring Conversion Kit P/N:C-2278

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$2,473.99
MPN: C-2278
Item Package Code: EA
Part Has Core (Y/N): N
Item Package Quantity: 1
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Arnott Industries Air Spring to Coil Spring Conversion Kit P/N:C-2278
Arnott Industries Air Spring to Coil Spring Conversion Kit P/N:C-2278
$2,473.99

Ditch failing, expensive air suspension for good with the Arnott Industries Air Spring to Coil Spring Conversion Kit (C-2278, also written C2278). This complete front and rear kit converts your vehicle's air suspension over to more reliable coil springs, letting you drive without worrying about failing air struts and recurring maintenance. It fits sedan applications: the 2007-2011 Mercedes-Benz CLS350, 2005-2011 CLS500, 2006 CLS55 AMG, 2007-2011 CLS550, 2007-2011 CLS63 AMG, 2007-2009 E280, 2003-2009 E320, 2006-2009 E350, 2003-2009 E500, 2003-2006 E55 AMG, 2007-2009 E550, and 2007-2009 E63 AMG — see the Buyer's Guide tab for engine-level details.

  • Powder-coated coil springs & CNC-machined aluminum seats: with custom-made shock absorbers, engineered to ride like the original air suspension.
  • Patented Electronic Bypass Module (EBM): disarms the AIRMATIC system to help eliminate dash-panel error lights.
  • Converts active to passive: a passive coil setup that replaces the active air system.
  • Pre-assembled & engineered in the USA: designed for easier installation.

This is a sedan-only kit; always confirm the correct application for your vehicle before ordering.

Frequently Asked Questions

What does this kit do?

It converts your vehicle's air suspension to a passive coil-spring setup, front and rear, replacing failure-prone air struts with more reliable coil springs and custom shock absorbers.

Will it turn off the dashboard air suspension warning lights?

The kit includes a patented Electronic Bypass Module (EBM) that disarms the AIRMATIC system to help eliminate dash-panel error lights when installed correctly.

Does this kit fit every body style?

No. This coil spring conversion kit is for sedans. Always verify the correct application for your specific vehicle before ordering.

Which vehicles does C-2278 fit?

It fits sedan applications including the Mercedes-Benz CLS350, CLS500, CLS55 AMG, CLS550, CLS63 AMG, E280, E320, E350, E500, E55 AMG, E550, and E63 AMG. See the Buyer's Guide tab.

Is any assembly required?

The kit comes pre-assembled to make installation easier, with CNC-machined aluminum seats, powder-coated coil springs, and custom shock absorbers.