Product Details

RS-R Ti2000 Down Sus springs for the 2009-2014 Audi A4 Quattro 2.0T (8KCDNF) bring the benchmark of Japanese spring engineering to your car. The proprietary chromium-nickel Ti2000 alloy is forged in a high-frequency induction furnace, producing a lighter, denser, corrosion-resistant spring that holds its ride height for the life of the vehicle — backed by RS-R’s Limited Lifetime Warranty against sag.

Ti2000 is RS-R’s flagship lowering spring — the only production suspension coil forged in a high-frequency induction furnace, using a proprietary chromium-nickel alloy. The faster heat cycle produces a denser grain structure that resists sag and corrosion so well that RS-R backs every Ti2000 spring with a Limited Lifetime Warranty. Expect a full Down-spec drop, sharper cornering, and measurable unsprung-weight savings versus the standard Down Sus.

Features

  • Proprietary chromium-nickel Ti2000 alloy
  • Induction-furnace forging for denser grain and longer life
  • Lighter than standard alloy-steel lowering springs
  • Progressive rate, vehicle-specific drop and valving match
  • Limited Lifetime Warranty against fatigue, sag and corrosion
  • Made in Osaka, Japan

Availability

This application is a special-order item. Lead time from Japan is approximately 3–6 months by standard sea freight. Expedited DHL/FedEx/UPS shipping from Japan is available for an upcharge when stock is on hand — contact us for current lead time.

Specifications
Part Number AU410TD
Part Name RS-R Ti2000 Down Sus Lowering Springs
Vehicle 2009-2014 Audi A4 Quattro 2.0T
Chassis Code 8KCDNF
Ride-Height Adjustable No
Spring Type Progressive
Approximate Drop - Front -30mm to -35mm (-1.2inch to -1.4inch)
Approximate Drop - Rear -15mm to -20mm (-0.6inch to -0.8inch)
Spring Rate - Front 5.54 Kg/mm
Spring Rate - Rear 3.67 Kg/mm
Warranty Limited Lifetime (sag/corrosion)
Vehicle Fitment
  • 2009 Audi A4 Quattro 2.0T (8KCDNF)
  • 2010 Audi A4 Quattro 2.0T (8KCDNF)
  • 2011 Audi A4 Quattro 2.0T (8KCDNF)
  • 2012 Audi A4 Quattro 2.0T (8KCDNF)
  • 2013 Audi A4 Quattro 2.0T (8KCDNF)
  • 2014 Audi A4 Quattro 2.0T (8KCDNF)

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