15% OFF ORDERS $35+ | 20% OFF $100+ | ONLINE ONLY
USE CODE
MARCH
*
Exclusions apply.
Advance Auto Parts Logo
Choose a Store
  • Shop All
  • Replacement Parts
  • Performance Parts
  • Accessories
  • Oil & Fluids
  • Special Offers
  • Advance Rewards
  • Advice & How-Tos
  • Project Guides
  • FAQ / Help Desk
Loading...
Share
Product thumb
Product thumb
Product thumb
Product main large
Loading...
How Would You Like To Get This Item?

Store Pickup

Loading...Loading...Loading...

Same Day Home Delivery

Loading...Loading...Loading...

Home Delivery

Loading...Loading...Loading...
Loading...
Loading...
Loading...Loading...Loading...Loading...Loading...

Product Information

Product Details
Part No. 3978
Warranty Details (90 DAY REPLACEMENT IF DEFECTIVE)
Dive into the world of clarity and safety with the Burco 3978 replacement car mirror, expertly designed to restore visibility for your Chevrolet Silverado and GMC Sierra models, including the 1500, 2500 HD, 3500 HD, 4500 HD, 5500 HD, and 6500 HD. This side view mirror features a convenient glass-only design, ensuring an economical and hassle-free installation that anyone can manage¿no mechanical degree required! Just follow the straightforward instructions, and you¿ll be back on the road, driving with confidence and enhanced safety. Whether you¿re dealing with a cracked mirror or just need a quick fix, the Burco 3978 meets safety compliance standards, giving you peace of mind while you cruise. Don¿t settle for anything less; choose this reliable side mirror replacement to keep your ride looking sharp and functioning flawlessly!

Product Features:
  • Made in USA
  • Exact Fit
  • Safety Smooth Edges
  • Replaces OE Mirror
  • Premium Mirror Glass
  • Break-Free Guarantee
  • Instructions Included
Specifications
Attachment Type:
Adhesive Patches

Automatic Dimming Included:
No

Convex Shaped Glass:
Yes

Heated Mirror:
No

Length:
7.75 in

Lower Convex:
Yes

Universal Or Specific Fit:
Specific

Width:
3.5 in
Loading...
Loading...Loading...Loading...Loading...Loading...
Loading...
Loading...
Loading...Loading...Loading...Loading...Loading...
No results
Loading...
Loading...Loading...Loading...Loading...Loading...
Feedback
Be The First To Know About Deals And Promotions.
Plus, create an account to receive $5 off of $20 or more.
TOP REPLACEMENT PARTS
Brake Pads & Shoes
Brake Rotors
Alternators
Water Pumps
Starters
Brake Calipers

Order Lookup

Help Desk

Store Locator

In Store Services

Mobile App

CUSTOMER SUPPORT
Accessibility Statement
Contact Us
Forgot Password
Help Desk
In Store Pickup
In Store Services
Order Tracking
Recall Information
Return Policy
Same Day Delivery
© 2026 Advance Auto Parts
Privacy Policy
Terms of Use
Site Map
ADVANCING A WORLD IN MOTION®