Have you had a Leak in one of the Hydraulic Cylinders that Raise, Lower Lock your Vario Roof into place? Then you are going to have to refill/top up your hydraulic pump! This kit is what you will need! Includes Illustrated guideline Transfer Device Kit Does Not Include Hydraulic Pump or Hydraulic Oil For Use With The Following Vehicles R170 MODEL FROM TO SLK200 1997 2004 SLK200K 1997 2004 SLK230K 1996 2004 SLK320 2001 2004 SLK32 AMG 2001 2004 PLEASE READ Shipping Alert Currently The United State Postal Service are experiencing delays with some mail deliveries, due to the current environmental situation, office closures, volume of mail and lack of transportation. Mainly associated with but not limited to First Class They have indicated to us that in some cases it's taking a minimum of 10 business days Please note if your package is delayed, which can be seen from the tracking number we provide, please be patient as it's not our fault. Also we advise you to use the tracking system on the USPS website as it's more accurate and up to date. Please Read In an effort to enhance the customers experience and to help further with the installation, we have adopted the following We used to print out the installation guidelines, however in some instances we received constructive feedback from the buyer asking us to email the original document as the printed versions, in some cases were dark and grainy which made it hard to follow. The files are actually too big to email and in most cases get bounced back undelivered by the recipients email server, therefor when you receive your order you will see a link via a QR code and also a web link version of the QR code that will take you to a crisp clear and in most cases color version of the guideline