H&R Monotube coil overs for the Porsche 911 (991), Porsche 911 Cabriolet (991).

Recognizing a demand for premium suspension components tuned for the street—with race car features like adjustable lowering—H&R engineers rose to the challenge. Received in the market with great success, H&R Coil Overs feature an innovative mono-tube gas shock construction. Using premium quality materials, H&R engineers fine-tune each coil over shock with a progressive rate spring to ensure better handling and premium ride comfort.

H&R lists part number 28552-1 against 12 vehicle variants (engine and build-date combinations). Please match your engine and build date to the compatibility list below before ordering; we also check your registration or VIN before dispatch.

• Lowering, front axle: 15 to 35 mm
• Lowering, rear axle: 20 to 40 mm
• Driving dynamics: for vehicles without PDCC
• Approval: with TÜV® certificate

Please note additional information and vehicle-specific technical notes!

Note DCC: The installation of this suspension into cars with an electronic damping adjustment (DCC , Magnetic Ride etc.) must be done in an authorized (Audi - , VW-, etc.) workshop. The signal of the electronic damping adjustment in the display has to be deactivated (e.g. by interference-free complex resistance plugs which are connected to the valve connectors of the front and rear damping adjustment).

Adjustable suspension kit is height adjustable within the dimensions as specified in the TÜV-report.

The minimum clearance between tires and suspension/body parts is 5 mm. If the clearance is less than 5 mm, it has to be restored with wheel spacers or reworking thebodywork. This bodywork and/or arising costs are not covered by H&R.

Lowering beyond the dimensions given in the type approval may result in damage. These damages are not covered by H&R.

• Installation manual
• Installation manual 2
• Product information
• Service information
• Certificate

To ensure the part(s) you have ordered fits your vehicle, we run a compatibility check prior to dispatch. We can do this either using your registration number (UK) or the last 7 digits of your VIN. Simply enter your car details prior to checkout.

28552-1

Manufactured by

H&R