Bottom Guide Assembly | Dura-Glide Automatic Sliding Door | Part #515265 / 251C

Restore proper alignment and smooth travel to a compatible Stanley automatic sliding door with the Stanley DURA Forked Guide Complete Assembly.

This complete bottom guide assembly is designed to control and stabilize the moving door panel as it travels through the opening. Replacing a worn or damaged guide can help correct excessive panel movement, binding, noise, and poor tracking.

Stanley identifies 515265 as the factory Bottom Guide Assembly for applicable Dura-Glide 7500 Series sliding door systems.

Key Features

• Stanley automatic door replacement component

• Part Number: 515265

• Alternate / sales reference: 251C

• Complete forked bottom guide assembly

• Designed for compatible Stanley Dura-Glide sliding doors

• Factory documented for Dura-Glide 7500 Series

• Helps maintain proper door-panel alignment

• Helps control lower panel movement

• Promotes smooth sliding-door travel

• Ideal for replacement of worn or damaged guides

• Commercial automatic-door application

• Complete assembly as supplied

Bottom Guide Function

The bottom guide helps control the lower portion of the moving sliding-door panel while the upper hanger system supports the panel from the header.

A properly functioning guide helps:

• Keep the panel aligned

• Reduce side-to-side movement

• Prevent excessive panel sway

• Maintain smooth travel

• Reduce binding

• Limit unnecessary wear on surrounding components

Common Signs of a Worn Guide

Replacement should be considered when the door exhibits:

• Excessive lower-panel movement

• Scraping or rubbing

• Uneven sliding action

• Binding during opening or closing

• Excessive operating noise

• Poor alignment

• Visible wear or damage to the guide assembly

Stanley Factory Identification

Stanley Access Technologies lists:

Part Number: 515265
Description: Guide Assembly – Bottom – 3000
Application: Dura-Glide 7500 Series

Common Applications

• Stanley Dura-Glide Automatic Doors

• Dura-Glide 7500 Series

• Automatic Sliding Doors

• Retail Entrances

• Hospitals

• Airports

• Office Buildings

• Hotels

• Schools

• Government Facilities

• Commercial Automatic Door Repair

Product Specifications

Brand: Stanley Access Technologies
Part Number: 515265
Alternate Reference / SKU: 251C
Product Type: Forked Bottom Guide Assembly
Configuration: Complete Assembly
Application: Automatic Sliding Door
Factory-Documented Series: Dura-Glide 7500
Use: Replacement / Repair / Maintenance

Important

This listing is for the complete bottom forked guide assembly.

Before ordering, verify:

• Existing Stanley door model

• Existing guide design

• Part number 515265

• Door-panel configuration

• Track and threshold condition

Stanley uses different bottom guides across various Dura-Glide configurations, so match the existing component and door series before installation.