Garage Door Parts Supply

Dor-Co is a trusted garage door parts supplier serving Windsor-Essex County, Chatham-Kent, Sarnia-Lambton, Middlesex County, Elgin County, and surrounding Southwestern Ontario communities. With one of the region’s largest inventories of residential and commercial garage door parts, we help homeowners, contractors, technicians, and businesses quickly find the replacement components they need.

From everyday repair parts to specialty hardware, our experienced team can help identify the right part, check availability, and recommend solutions for your application.

Our parts inventory supports residential, commercial, industrial, and institutional applications, helping customers across Southwestern Ontario keep their door systems operating safely and reliably.

Contact Our Parts Team

Why Choose Dor-Co as Your Garage Door Parts Supplier

Dor-Co is committed to making it easier for homeowners, contractors, technicians, and businesses to find the right garage door parts with confidence.

Large Parts Inventory

We stock a wide selection of residential and commercial garage door parts to help reduce downtime and keep projects moving.

Residential & Commercial Parts

From residential garage door hardware to commercial overhead door components, our inventory supports a wide range of repair, maintenance, and installation projects.

Parts Expertise

Not sure exactly what you need? Our experienced staff can help identify replacement components, answer product questions, and recommend the right solution for your application.

Serving Southwestern Ontario

Conveniently located to serve Windsor-Essex County, Chatham-Kent, Sarnia-Lambton, Middlesex County, Elgin County, and surrounding Southwestern Ontario communities, Dor-Co supplies quality replacement parts for contractors, technicians, businesses, and homeowners across the region.

Fast Access to Garage Door Parts

When a repair can’t wait, you need fast access to the right replacement part. From replacing worn hardware to sourcing parts for ongoing maintenance and repair projects, our parts team can help you find the right solution quickly.

Who We Supply Parts To

No matter the size of the job, Dor-Co can help you source quality replacement parts quickly.

Garage Door Dealers & Service Companies

We support garage door companies by providing access to quality replacement parts and hardware for residential and commercial service calls.

Independent Technicians

Whether you’re completing scheduled maintenance or responding to an emergency repair, we can help you source the parts you need to complete the job efficiently.

Builders, Contractors & Facility Managers

Builders and contractors rely on Dor-Co for dependable access to garage door components during new construction, renovations, and building upgrades.

Property Managers & Maintenance Teams

Commercial properties, condominium corporations, industrial facilities, schools, municipalities, and maintenance departments trust Dor-Co for replacement parts that help minimize downtime and maintain safe operation.

Homeowners

Homeowners trust Dor-Co for quality replacement parts, friendly service, and the experience to help find the right part for their garage door.

Residential & Commercial Garage Door Parts

Dor-Co stocks a wide variety of quality replacement parts for residential and commercial garage door systems from many of the industry’s leading manufacturers. Many commonly used components are available from inventory, and if a specialty part isn’t in stock, we can help source the right replacement whenever possible.

We supply quality replacement parts designed to deliver dependable performance, long-term reliability, and compatibility with your garage door system.

Mechanical Components

Springs
Cables
Rollers
Hinges
Bearings
Drums

Door Components

Tracks
Bottom Brackets
Replacement Sections
Replacement Panels
Bottom Seals
Perimeter Weatherstripping

Garage Door Openers & Accessories

Garage Door Opener Parts
Remotes
Keypads
Safety Sensors

Commercial Components

Commercial Operator Parts
Torsion System Components
Extension Spring Hardware
Replacement Hardware & Fasteners

Inventory may vary by manufacturer and availability. If you’re looking for a specific component, contact our team and we’ll be happy to help.

Need Help Finding the Right Garage Door Part?

Not sure which replacement part you need? Our experts can help determine the correct component based on your existing garage door, opener, or hardware.

If you’re unsure what has failed, don’t worry. Our experienced team can often identify the correct replacement using the information you provide. If the issue requires professional service, we can also help you schedule a repair or maintenance appointment.

To help us identify the right replacement, it is helpful to provide:

Manufacturer name
Model number
Photos of the damaged part
Photos of the garage door or operator
Approximate door dimensions
Any identifying labels or serial numbers

Local Inventory. Faster Access.

Having the right replacement part when you need it helps reduce wait times, minimize downtime, and keep repair, maintenance, and installation projects moving.

From residential garage doors to commercial overhead doors, automatic door systems, dock levelers, and barrier-free door systems, our experienced team can help you find the right replacement part quickly.

Customers are welcome to pick up parts directly from Dor-Co, or take advantage of convenient shipping to homes and businesses throughout Southwestern Ontario. Local inventory means faster access to many commonly used replacement parts, helping reduce downtime and keep residential, commercial, industrial, and institutional projects moving.

Why Businesses Choose Dor-Co

For generations, Dor-Co has earned the trust of contractors, technicians, businesses, and property owners by providing quality products, dependable service, and knowledgeable support.

Over 50 years of garage door industry experience
Proudly Canadian and family owned
Quality replacement parts from trusted manufacturers

Dedicated support for contractors, technicians, businesses, and homeowners
Commitment to dependable service and long-term customer relationships

Contact Dor-Co for Garage Door Parts

Looking for a replacement garage door part? Our team is here to help you find the right replacement part, answer your questions, and confirm product availability.

Contact Dor-Co today to arrange local pickup or shipping or speak with our parts team.

Contact Our Parts Team

Frequently Asked Questions About Garage Door Parts

Who can purchase garage door parts from Dor-Co?

Dor-Co supplies replacement parts to homeowners, contractors, garage door companies, technicians, builders, businesses, property managers, and maintenance teams throughout Windsor-Essex County, Chatham-Kent, Sarnia-Lambton, Elgin County, Middlesex County and surrounding Southwestern Ontario communities.

Do you keep garage door parts in stock?

Yes. Dor-Co maintains a large inventory of commonly used residential and commercial garage door parts. Inventory varies by product and manufacturer, so we recommend contacting our parts team to confirm availability.

Can you help identify the part I need?

Absolutely. If you’re unsure which replacement part is required, our experienced team can often identify it using the manufacturer, model number, photos, or the existing component.

Do I need to know the exact part number?

No. If you don’t know the exact part number, our team can often identify the correct replacement using the manufacturer, model number, photos, or the existing component.

Do you supply parts for residential and commercial customers?

Yes. Dor-Co supplies replacement parts for residential garage doors, commercial overhead doors, dock levelers, automatic doors, sliding doors, and barrier-free door systems. Whether you’re a homeowner, contractor, technician, business, or property manager, we’re here to help you find the right replacement part.

Do you ship garage door parts, or are they available for pickup only?

Dor-Co offers both local pickup and shipping. Customers throughout Windsor-Essex County, Chatham-Kent, Sarnia-Lambton, Middlesex County, Elgin County, and surrounding Southwestern Ontario can pick up parts from our location or have many products shipped directly to their home or business. Contact our team to discuss the best option for your needs.

Can you source specialty or hard-to-find garage door parts?

If a specific part is not currently in stock, we’ll do our best to source a suitable replacement through our network of trusted manufacturers and suppliers whenever possible.

Can I purchase garage door parts in bulk?

Yes. Depending on the product and availability, Dor-Co can supply larger quantities for contractors, garage door companies, maintenance departments, builders, and commercial customers.

Do you stock garage door springs?

Yes. Dor-Co carries a variety of garage door springs and related components. Because springs must be properly matched to the door and are under significant tension, we recommend contacting our team to ensure the correct replacement.

Have questions? We’re happy to help!

Give us a call. Our friendly team is ready to assist you.

1-800-590-4455

Windsor Area: 519-737-6915 | Chatham Area: 519-352-5200 | Sarnia Area: 519-336-3667