EP3 coated replacement spring (left side) for model 940 doors shipped from July 1995 to July 2000. Due to product improvements, springs of different size and finish are specified for replacement in certain doors. To verify that this is the correct replacement for your application, consider the shipment date if known, and compare the original specification on the table below to the spring that you will be replacing. Left/Right side is as observed when standing inside the storage unit looking out at the door. In standard Trac-Rite applications, the latch side is the left side.

PDF DATA SHEET - CLICK HERE FOR MORE INFO

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Corresponding right side spring is part #522320.