Most lift arms will look like one of these two drawings:

Measure where the RED arrows indicate to determine which size you need to order.

If your arms look like drawing --A-- then you will need to order for the larger of the two measurements then shim the smaller part of the arm up to the larger size.

Please don't hesitate to contact me by email or phone with any questions.

jerome@carterandsonsllc.com

502-376-1435