How to Read Your TUFF TORQ® Barcode

 As part of our “Tech Tips” series, we will address a common topic among our customers, How to Identify Your Products with the TUFF TORQ® Barcode.  When customers call the TUFF TORQ® Service Department, a technician will ask for their transmission’s serial number in order to access and provide the correct information about their product.  This blog post will provide all of the necessary information to read our barcodes and help you interact with our service team.

In addition, we will also provide quick and easy instructions for how our customers can use the TUFF TORQ® barcodes on our website to research and gather more information about their products. Enjoy!


The TUFF TORQ® Barcode


How to Read the TUFF TORQ® Barcode  

The TUFF TORQ® Barcode Infographic


TTC’s 11-Digit Part Number

The TTC 11-Digit Part Number is the part number for the whole product.


TTC’s Product Serial Number

The Product Serial Number identifies “model” and distinguishes your product from all others created.


OEM Part Number

*This is the part number issued by the OEM. For example, a John Deere part might look like this… JD PN: 123-12345. Please note, not all barcode labels reflect the OEM part number. It may or may not be present.


Finding Information on TUFFTORQSERVICES.COM   


Step-by-Step Instructions

Tuff Torque Barcode, Figure 1.

 1. Review Your Barcode

  • TTC’s 11-Digit Part Number Figure #1 (red oval)
  • TTC’s Product Serial Number Figure #1 (yellow oval)
  • OEM Part Number Figure #1 (green oval)






2. Navigate to






3. Click on Tuff Torq Service Parts Catalog





4.  Click on Catalog Shop

5.  Click on Hydrostatic: Riding Mower Transmissions-Pumps-Wheel Motors

6.  Review the selections and look for a match to the TTC Product Serial Number.  Please note, you are looking for the prefix section before the dash. 


7.  As our unit is a T40J (per our Serial Number), we will navigate to T40 and click on the selection.

8.  As the T40 series has two options, please reference the TTC Product Serial Number. As our example is a T40J, we will click on the far right choice.

9.  Now, click on the product that corresponds to the TTC Product Serial Number found on the TUFF TORQ® barcode.

With the knowledge of how to read the TUFF TORQ® barcode, anyone can use our website to gather information and parts schematics.  Should any questions arise, please contact us via email or by phone.  When on our website, for the best user experience, please download the Flash plug-in. 


Phone: 866.572.3441





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  • D'Andrea Aldo says:

    Hello, I am enquiring about a John Deere transmission on a ride on mower LTR180 with the following references :
    Model TUFF-TORQ K46A; Serial number 46A-0035971; OEM Part Number JDHW AM130447
    Could You please tell me the availability & costs for delivery in France (close to La Rochelle), Thank You in advance; Best regards

  • Nick Lomas says:

    Can u tell me what gearbox 322-0750. 3073T 1079. 322-0750 on Countax Lawn Tracror please and how much fluid does it take?

    • ggraham says:

      I do not have good information on tractors. The barcode sticker on the transmission itself has the serial number and will tell me which transmission it is. Get that to me and I can tell you the transmission name and number. You can email it to

  • Rod Gee says:

    I am enquiring about a john deer transmission on a ride on mower lx280 with a transmission number ( 7A 632024000 62A =0724207
    JDHW P/N..AM123275
    I WOULD like to know the availability and cost delivered to Australia please
    Regards Rod Gee =

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