OE Quality
60-Day Returns

Dorman 55040 Door Mirror Glass - Right
Overview of Dorman 55040 Door Mirror Glass
The Dorman 55040 door mirror glass is designed specifically for Chevrolet Equinox and GMC Terrain models. This replacement mirror glass offers a clear, rectangular shape with a convex design to enhance side visibility and safety while driving.
- Material: Durable plastic construction
- Dimensions: 4.57 inches length by 7.72 inches width
- Color: Clear glass for optimal visibility
- Attachment Type: Easy clip-on installation
- Convex shaped glass for wider field of view
- Includes backing plate for secure fit
- Manual mirror adjustment type
- Heated mirror feature to prevent fog and ice buildup
- Indicator markings present for alignment
Detailed Product Description
The Dorman 55040 door mirror glass is engineered to meet the specific fitment requirements of Chevrolet Equinox and GMC Terrain vehicles. Its rectangular, convex-shaped glass improves the driver's side and rear visibility by reducing blind spots. The clear plastic material ensures durability while maintaining a lightweight profile. This mirror glass includes a backing plate and uses a clip-on attachment type, allowing for straightforward replacement without the need for additional tools or adhesives. The manual adjustment mechanism is compatible with the original mirror housing, and the heated glass feature helps maintain clear visibility in cold or wet conditions. Indicator markings on the glass assist with proper alignment during installation.
Common Uses and Problem Solving
- Replacement for cracked or broken door mirror glass on Chevrolet Equinox and GMC Terrain
- Restores clear side visibility compromised by damaged or fogged mirrors
- Heated glass feature prevents ice and fog buildup in cold weather
- Convex shape reduces blind spots for safer lane changes and parking
- Clip-on design simplifies mirror glass replacement without professional help
Installation Notes and Tips
- Ensure the vehicle is parked on a level surface and ignition is off before installation
- Carefully remove the damaged mirror glass by gently prying it off the backing plate
- Align the Dorman 55040 mirror glass with the backing plate using the indicator markings
- Press firmly to clip the mirror glass securely into place
- Test manual adjustment and heated mirror function after installation
Quality Assurance and Warranty
Dorman parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The 55040 door mirror glass undergoes quality control inspections to ensure durability and performance. This product is backed by Dorman's limited warranty, providing coverage against defects in material and workmanship under normal use.
| Brand | Dorman |
| Part Number | 55040 |
| Aspherical Glass | No |
| Attachment Type | Clip On |
| Blind Spot Indicator | No |
| Color | Clear |
| Convex Shaped Glass | Yes |
| Glass Shape | Rectangular |
| Heated Mirror | Yes |
| Includes Backing Plate | Yes |
| Indicator Markings | Yes |
| Length | 4.57 |
| Material | Plastic |
| Mirror Adjustment Type | Manual |
| Mirror Turn Signal Indicator | No |
| Package Contents | 1 Mirror |
| Turn Signal Indicator Present | No |
| Universal Or Specific Fit | Specific |
| Width | 7.72 |
This part fits 6 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2017 | Chevrolet | Equinox | Right | Power; Heated |
| 2017 | GMC | Terrain | Right | Power; Heated |
| 2016 | Chevrolet | Equinox | Right | Power; Heated |
| 2016 | GMC | Terrain | Right | Power; Heated |
| 2015 | Chevrolet | Equinox | Right | Power; Heated |
| 2015 | GMC | Terrain | Right | Power; Heated |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.