Solo Werks S1 Coilover System - Audi A4 (B6 B7) Sedan 2wd & Quattro

Solo-Werks S1 Coilover System

Premium Entry-Level Coilover Suspension

Fits: 2001–2008 Audi A4 (B6/B7) Sedan – FWD & Quattro (Non-S4)

Improve handling and achieve the perfect stance with the Solo-Werks S1 Coilover System. Designed for daily-driven performance, this kit delivers dependable height adjustability, solid ride quality, and long-term durability at an accessible price point.

Lowering Range

• Front: 40–80mm (1.6–3.35")
• Rear: 40–80mm (1.6–3.35")

Key Features

• 3-Year Limited Warranty
  • Covers construction and component defects
• Gold Zinc-Plated Housings
  • Excellent corrosion resistance (500-hour salt spray tested)
• Twin-Tube Shock Construction
  • Gas-charged with fixed damping
  • Application-specific valving and tuning
• Chrome Silicon Springs
  • High tensile strength with reduced weight
  • Improved suspension travel
  • Powder-coated for durability
• Hardened Chrome Piston Rods
  • Mirror-finished for durability and smooth operation
• Progressive Elastomer Bump Stops
  • Micro-cell polyurethane construction
  • Improved comfort and longevity
• Adjustable Rear Spring Perches
  • Dual lock-ring anodized aluminum design
  • Secure height adjustment
  • Includes spanner wrenches

What’s Included

• 2x Front threaded coilover dampers
• 2x Front main springs
• 2x Front helper springs
• 2x Rear dampers
• 2x Rear adjustable spring perches
• 2x Rear springs
• Spanner wrenches
• Installation instructions
• 1oz bottle of Boeshield T-9 lubricant/protectant

Vehicle Fitment

• 2001–2005 Audi A4 (B6) Sedan – FWD & Quattro
• 2005.5–2008 Audi A4 (B7) Sedan – FWD & Quattro
• Excludes S4 models

Note: A4 Avant (wagon) models require a different kit (S1AU002).

Important Notes

• Lowering range may vary depending on vehicle condition, mileage, and options
• Wheel spacers may be required depending on wheel and tire setup
• Does not retain factory electronic damping systems