Bilstein B14 47-080478 is a height-adjustable coilover kit for the vehicle applications below. Fixed damping; no damping-adjustment dial. Check the engine, transmission, original suspension and axle ratings for the relevant application.
Vehicle applications and specifications
Audi TT (8N3)
1.8 T 10/98–06/06 110– 140kW
- Front lowering: approximately 30-50 mm
- Rear lowering: approximately 30-50 mm
- Maximum front axle rating: 1,040 kg
- Maximum rear axle rating: 825 kg
- Set the threaded height adjusters within the permitted range.
- Follow the approval document and installation instructions for this exact part number.
Audi TT Roadster (8N9)
1.8 T 10/99–06/06 110– 140kW
- Front lowering: approximately 30-50 mm
- Rear lowering: approximately 30-50 mm
- Maximum front axle rating: 1,040 kg
- Maximum rear axle rating: 825 kg
- Set the threaded height adjusters within the permitted range.
- Follow the approval document and installation instructions for this exact part number.
SEAT Leon (1M1)
1.8 T Cupra R 02/02–06/06 154– 165kW
- Front lowering: approximately 10-30 mm
- Rear lowering: approximately 25-55 mm
- Maximum front axle rating: 1,040 kg
- Maximum rear axle rating: 825 kg
- Set the threaded height adjusters within the permitted range.
- Follow the approval document and installation instructions for this exact part number.
Lowering figures are approximate and depend on the original suspension and equipment. Compare axle ratings with the vehicle identification plate.
Installation
Follow the fitting documents for this exact part number. Keep height adjustment within the approved range, confirm which original mounting components are retained, check clearances and have wheel alignment checked after installation.
Ordering from GSM Performance
This kit is ordered from our supplier. Contact us for the current lead time. Send your registration or VIN and original suspension details if you would like help checking the application.




