MORryde Rubber Pin Box Product Selection Guide
- Part Number of the stock pin box (usually found on a label on the pin box)
- GVWR* of the trailer: MORryde has a specific rubber spring for different weight ratings If the stock part number is not available, determine the bolt pattern (A), width (B), and distance from center of king pin to center of first row of bolts (C), then visit MORryde.com and search for the Rubber Pin Box identification guide to convert these measurements into a MORryde part number. *GVWR above are general guidelines and may not directly correlate to shear spring rating