We stock a large selection of Grohe Parts for quick ship . Part not in our stock are ordered within 24 hrs to Grohe America and received with 10 days in the average.
             Grohe Product's Literature may show the ordering numbers as follows:
 33737    33 737   33.737    33-737   33.737-L   33737L00  *  Our # = G33737L00
            Please, Search first 5 digit only. Sample =  33737 for best result. 
The first 5 digits is the Product or Part number, the following 1 to 3 digits are the Colors & Finishes. Many Parts ending with 000 = No finish, color or category is applicable. 

Help with the Current Parts Catalog Search
   Click Here to OPEN a New Window with the following instructions
  You may find Grohe Parts and Components as follows:
      1 - Click on The Current Parts Catalog
      2 - Click in the Middle of the page to enter
      3 - On the Product Number Search, type the product or faucet number.
              If you don’t know the number, then click on Categories or Product Line for a Visual Search
      4 - Click on the picture to open all available information of the Product.
      5 - At the left, click on part list and on exploded to obtain the product number desired.
                      Note:   Can’t FIND your model, click 2001 parts catalog.
Enter any of the product or part number next to FIND at the top right and press FIND for prices and additional information. 

You ran into a Murphy’s Law,  Contact Us. 
Please specify the manufacturer of your product, description of the problem or part desired and if available digital pictures of the whole product and the part desired next to a ruler.