Your satisfaction with Modern DriveLine products is always our goal.

We understand it is sometimes necessary to exchange or return an item, therefore we wish to make this process simple.


To get started simply call our offices at  –  208-453-9800
between the hours of 8:00 am to 4:30 pm Monday to Friday  MST.    to be issued a Returned Merchandise Authorization #

Before calling for your RMA# here is some Information we’ll need to know


  • Name (First & Last)
  • Original Invoice #: if you have it.
  • Reason for return:

No item(s) will be accepted for return without an RMA #

To make sure your return arrives Safely and Complete

Returns and Replacements not purchased directly from MDL MUST go thru the original place of purchase.

For items purchased directly from MDL, you may return items within & up to 90 days of receipt.
– After 90 days, items no longer qualify for return.-
** Items that have not been returned within 45 days after the issue of RMA #  no longer qualify for return. **

All returns must be freight pre-paid.  Items returned through COD cannot be accepted by MDL.


**  We as that you familiarize yourself with the details regarding MDL return policies

To do so, please visit this link  **



Return Address:

Modern Driveline
4216 Capital St.
Caldwell, ID