2021 GMC Terrain Body Parts

Below you will find various in-demand GMC Body Parts, components and accessories for your 2021 Terrain. Advance Auto Parts has popular Terrain parts like Vehicle Hoods, Vehicle Mirrors, Vehicle Windows and more. You’ll also find aftermarket and OEM Body Parts for other Terrain model years including 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2022, 2023 and more. Select a category of 2021 GMC Terrain Body Parts below and start saving instantly.

Please Select your Vehicle to See Exact Fit Parts

Popular 2021 GMC Terrain Body Parts Categories

Window Regulators

Tailgate Lock Actuators

Running Boards and Steps

Grilles

Power Window Switches

Truck Cap Side Steps

Splash Guard (Mud Flap)

Outside Mirror Covers

Bumper Cover Grilles

Mirrors

Hood Seal Clips

Mirror Replacement Glass

Defogger Relays

Front End Covers

Liftgate Close Switches

Body Trim Accessory Kits

Essential Body Parts for 2021 GMC Terrains

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$76.99

This door mirror cover is designed to match the fit and appearance of the original cover on specified vehicles, and is engineered for durability and reliable performance.

Product Features:

Product Features:

Direct replacement – this door mirror cover is designed to match the fit and appearance of the original cover on specified vehicles
Restores functionality – reliable replacement for an original cover that is missing, faded, cracked or damaged
Durable construction – this part is made from quality materials to ensure reliable performance and long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

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$104.99

Original Equipment Manufacturer Style Replacement Side View Mirror. K Source is a unique manufacturer in that we specialize in making only automotive and motorcycle mirrors. Our experience in this category for over 71 years is exactly what our customers have come to trust and rely upon, as our manufacturing and marketing expertise has consistently led the market in replacement products.

Product Features:

Passenger side Mirror, tested to fit and function like the original, Meets or exceeds Original Equipment Manufacturer standards
Mirror glass is power adjustable and heated
OE-comparable wiring harness/ connection (no “pigtail” connector) for hassle-free installation
Manual folding for additional clearance
Black, can be Paintable to match vehicle

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$50.99

The oft overlooked mudflap. One of those protective accessories you Do not realize you need until it is too late. Rocks, sticks, and other road debris can wreak havoc on your cars finish and underside. Dee Zee Mud Flaps protect your vehicle and trailer from damage and add a classic stylistic element to your vehicle.

Product Features:

Classic Styling Of Brite-Tread Aluminum
Front Or Rear Wheel Protection
Radius Notch Contours To The Fender Well
Protected By A BriteGard Powder Coat Finish

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$20.79

GM Genuine Parts Liftgate Close Switches are designed, engineered, and tested to rigorous standards, and are backed by General Motors. This switch, when activated, sends power to the liftgate actuator to secure or open the liftgate. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:

Designed to open and close the liftgate
Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
GM Genuine Parts are designed, engineered and tested to rigorous standards and are backed by General Motors
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
GM regularly updates production and service part designs to integrate new materials and technologies

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$58.99

Cracked mirror glass This door mirror glass is precision-engineered to match the original door mirror glass of specific vehicle years, makes and models for a simple and permanent replacement job.

Product Features:

Direct replacement – this door mirror glass is made to match the original mirror glass on specific vehicles
Seamless design – precisely cut to match the shape and look of the factory glass
Cost-effective solution – replace only the broken mirror glass rather than the entire mirror assembly
Easy installation – follow simple step-by-step procedure to swap out existing glass

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$15.29

Replacement Mirror Glass. K Source is a unique manufacturer in that we specialize in making only automotive and motorcycle mirrors. Our experience in this category for over 71 years is exactly what our customers have come to trust and rely upon, as our manufacturing and marketing expertise has consistently led the market in replacement products.

Product Features:

The most economical way to replace cracked Mirror glass
Glass measures 4 1/8″ tall by 7 1/8″ wide and 7 9/16″ diagonally
This glass fits Mirrors with Heated Power function only
Mounting tape included for low-hassle stick-on installation
Step-by-step instructions for easy installation

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$131.99

AISIN Window Regulator Assemblies and Motors are mechanical and electrical components that work together to raise and lower the power windows in a vehicle. The window regulator assembly is the mechanical component that consists of gears, tracks and other parts that move the window up and down. The electric motor is the component that provides the power to move the window. Together, they form the power window system that allows the driver and passengers to easily raise and lower the windows with the push of a button.

Product Features:

100% new with many improvements from factory design.
Designed and manufactured to meet OE standards.
Strict quality control to ensure perfect fit.

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$182.99

This replacement power window motor and regulator assembly is precision-engineered and extensively tested to match the exact fit, function and performance of the stock window regulator on specific vehicle years, makes and models.

Product Features:

Trustworthy replacement – engineered and tested to match the fit, function and performance of the original window regulator on specified vehicles
Quality assured – extensively tested by cycling thousands of times in an actual vehicle door to ensure a long, trouble-free service life
Easy installation – reverse-engineered to match the original equipment shape and dimensions to provide a direct, seamless fit
Reliable design – engineered in North America and backed by long history of automotive aftermarket experience

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$38.99

This exterior door handle trim is designed to match the fit and appearance of the original reinforcement on specified vehicles, and is engineered for durability and reliable performance.

Product Features:

Direct replacement – this exterior door handle trim is designed to match the fit and appearance of the original reinforcement on specified vehicles
Restores functionality – this trim is made to fully restore appearance and functionality after the original trim fails
Durable construction – this part is made from quality materials to ensure reliable performance and long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

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$142.99

This liftgate lock actuator has undergone extensive quality and safety testing to ensure reliable performance. It is engineered to provide a direct replacement for the stock actuator on specific vehicle years, makes and models.

Product Features:

Reliable replacement – this liftgate lock actuator has undergone extensive quality and safety performance testing
Perfect fit – engineered to provide the same fit and function of the original actuator on specific vehicle years, makes and models
Cost-effective solution – offers original equipment quality at competitive price
Quality tested – this part has undergone try-on and cycle testing to ensure a quality fit and long service life

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$331.99

Reliable replacement – this liftgate lock actuator has undergone extensive quality and safety performance testing
Perfect fit – engineered to provide the same fit and function of the original actuator on specific vehicle years, makes and models
Cost-effective solution – offers original equipment quality at competitive price
Quality tested – this part has undergone try-on and cycle testing to ensure a quality fit and long service life

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$535.99

Dee Zee NXc Steps (board) The NXc step is designed for today crossover utility vehicles (CUV). A universal board combined with custom fit brackets (sold separately) fit all listed applications. The board is available in three different finishes for step and trim, Black or Chrome, Black or Black, Stainless or Black. Lightweight aluminum powder coated frame. Full length protective accent trim. Slip resistant raised rubber grommets on step area. Required custom fit bracket kits sold separately. Stainless or Black

Product Features:

Lightweight Aluminum Powder Coated Frame
Full Length Protective Accent Trim
Slip Resistant Raised Rubber Grommets On The Step Area
NRT(TM) Powder Coated Steel Braces
No Drilling Required

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$325.99

For some, it’s more than just a drive. It’s about definition — finding the rush that comes with your hands on the wheel and your foot on the gas — and it starts by stepping into your vehicle with confidence. ARIES AeroTread running boards give new definition to your drive with their sleek design, full-length treads and flawless finish. They feature unencumbered aluminum construction and a custom contour to redefine your look and offer a solid step up. Made specifically for today’s crossover and SUV, ARIES AeroTread running boards are marked for their aerodynamic look and lightweight build. They are constructed from an extruded aluminum base, making them strong and impervious to the elements. Each set of running boards features sleek, curved edges with tapered ends to seamlessly blend with the body of your vehicle. To give you the exact, customized look you want, AeroTread running boards come with one of two front-trim finish options: polished stainless steel or black carbide powder-coated stainless steel. They are also equipped with a 5″ wide, hard plastic step pad that runs the entire length of the board, providing a non-skid surface no matter where you place your foot. AeroTread running boards install using a track mounting system to attach vehicle-specific brackets, and pre-existing holes in the vehicle’s frame are used to eliminate drilling, speed up installation and ensure stable footing (NOTE: Mounting brackets are sold separately, see the application information to determine which brackets and boards fit your vehicle). The mounting brackets are made from steel and are coated in a powder coat finish for long-lasting dependability. Whatever road you choose, define your drive with ARIES AeroTread running boards.

Product Features:

Sleek design with rounded ends to complement the look of modern SUVs and CUVs
Extruded aluminum base to be lightweight and rust-free
Polished stainless steel front trim piece for a distinct, rust-free accent
Flat profile and 5″ width provide a comfortable step
Full-length, tough plastic treads offer a reliable, non-skid surface
Universal track mounting system for easy, secure installation
No-drill, vehicle-specific application for a custom fit
Heavy-duty steel mounting brackets for a solid step

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$139.99

As the leading value-added global distributor of high quality replacement components, equipment, and parts to repair and accessorize their automobiles, trucks, and other vehicles while offering our customers the most comprehensive and cost effective part solutions, KAI is supplying a new CAPA certified standard replacement front bumper cover grille, for use without block heater, black, for all denail and slt with fog lights. It is designed to replace your existing front bumper cover grille. Check to be sure it fits your vehicle.

Product Features:

For Use Without Block Heater, Black, For All Denail And SLT With Fog Lights, Made Of ABS Thermoplastic
Meets All Federal Motor Safety Standards
No Drilling Needed For Installation
No Modifications Needed For Installation
Direct Fit Replacement For Your Vehicle
Same Form Fit And Function As OE
Warranty: Limited
Check Out The Large Selection Of Parts Available For Your Vehicle

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$179.99

As the leading value-added global distributor of high quality replacement components, equipment, and parts to repair and accessorize their automobiles, trucks, and other vehicles while offering our customers the most comprehensive and cost effective part solutions, KAI is supplying a new CAPA certified standard replacement front bumper cover grille, for use with block heater, black, for all denail and slt with fog lights. It is designed to replace your existing front bumper cover grille. Check to be sure it fits your vehicle.

Product Features:

For Use With Block Heater, Black, For All Denail And SLT With Fog Lights, Made Of ABS Thermoplastic
Meets All Federal Motor Safety Standards
No Drilling Needed For Installation
No Modifications Needed For Installation
Direct Fit Replacement For Your Vehicle
Same Form Fit And Function As OE
Warranty: Limited
Check Out The Large Selection Of Parts Available For Your Vehicle

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$89.99

GM Genuine Parts Door Window Switches are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These brackets help align and secure your vehicle’s door sill plate. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:

Controls the power to your vehicle’s windows
Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
GM regularly updates production and service part designs to integrate new materials and technologies
Collision parts are designed to help promote proper and safe repair

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$92.99

The Door Window Switch is an application specific part typically mounted to the inside door panel used to remotely open and close the door windows by way of the switch.

Product Features:

Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
Lead frame terminal size and location determined using image dimension measuring system or 3D laser scanner.
Where applicable electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.

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$159.99

LeBra Front End Covers by Covercraft are a stylish accessory specifically designed to fit your vehicle. These custom front end covers protect your ride from road damage and rock chips. Constructed from a durable leather-grain vinyl that is micro-perforated for quick drying. A special knit backing is gentle on your vehicle’s finish, protecting your paint and protecting your vehicle’s value. Unexpected road damage is inevitable. The LeBra front end cover provides durable protection against small rocks and stones, insects, love bugs and road tar. Great protection, great style, it’s the easiest way to keep your vehicle protected!

Product Features:

Full front end coverage
Custom fit exactly to your vehicle
Installs easily with no drilling or tools
Leather grain vinyl
Protect against rock chips, bugs and road tar
Soft inner layer

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$65.99

Custom Hood Protectors by Covercraft are a sporty accessory that protects your vehicle’s hood. Custom made to fit your specific vehicle. Constructed from a durable leather-grain vinyl that is micro-perforated for quick drying. No need to remove it when wet. A special knit backing is gentle on your vehicle’s finish, protecting your paint and protecting your vehicle’s value. A CHP is a great alternative choice of protection from a full front-end cover. Unexpected road damage is inevitable. Great protection, great style, it’s the easiest way to keep your vehicle in pristine condition!

Product Features:

Protects vehicle’s hood from bugs or rock chips
Low profile, aerodynamic design
Installs in less than 5 minutes, no tools required
Custom fit exactly to your vehicle
Leather grain vinyl

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$11.99

Relays are electrical switches used to convert a small electrical load into a circuit capable of handling a high amperage load. Computers and small switches are not designed to carry the higher amperage requirement of a circuit that may have an electric motor, solenoid, or high amperage lighting fixture. Within a relay are contacts that are controlled with electromagnetism, when the circuit switch commands the device on or off, magnetism will pull or release the contact arm closing or opening the contacts within the relay that carry the voltage.

Product Features:

Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
Where applicable, robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
100% end-of-line tested to ensure accurate signal output providing product reliability, every time.

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$4.99

Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring long service life.

Product Features:

Ideal replacement – this retainer matches the fit and function of the original equipment retainer for this vehicle application
Quality material – this retainer is made of durable material for long-lasting service
Versatile design – this retainer is suitable for a variety of automotive uses
Excellent value – this part offers original equipment quality at a competitive cost

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$0.99

Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring Length service life.

Product Features:

Ideal replacement – this retainer matches the fit and function of the original equipment retainer for this vehicle application
Quality material – this retainer is made of durable material for Length-lasting service
Versatile design – this retainer is suitable for a variety of automotive uses
Excellent value – this part offers original equipment quality at a competitive cost

from

$404.99

As the leading value-added global distributor of high quality replacement components, equipment, and parts to repair and accessorize their automobiles, trucks, and other vehicles while offering our customers the most comprehensive and cost effective part solutions, KAI is supplying a new oem standard replacement front grille, black center with chrome frame, sl and sle models, includes emblem. It is designed to replace your existing front grille. Check to be sure it fits your vehicle.

Product Features:

Black Center With Chrome Frame, SL And SLE Models, Includes Emblem, Made Of ABS Thermoplastic
Meets All Federal Motor Safety Standards
No Drilling Needed For Installation
No Modifications Needed For Installation
Direct Fit Replacement For Your Vehicle
Same Form Fit And Function As OE
Warranty: Limited
Check Out The Large Selection Of Parts Available For Your Vehicle

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$349.99

As the leading value-added global distributor of high quality replacement components, equipment, and parts to repair and accessorize their automobiles, trucks, and other vehicles while offering our customers the most comprehensive and cost effective part solutions, KAI is supplying a new standard replacement front grille, chrome center horizontal moldings with chrome frame, slt models. It is designed to replace your existing front grille. Check to be sure it fits your vehicle.

Product Features:

Chrome Center Horizontal Moldings With Chrome Frame, SLT Models, Made Of ABS Thermoplastic
Meets All Federal Motor Safety Standards
No Drilling Needed For Installation
No Modifications Needed For Installation
Direct Fit Replacement For Your Vehicle
Same Form Fit And Function As OE
Warranty: Limited
Check Out The Large Selection Of Parts Available For Your Vehicle

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$189.99

Coast to Coast International grille overlays offer an easy and affordable way to upgrade the appearance of a vehicle by changing the finish of the grille. Constructed of ABS plastic and secured with retention clips and automotive grade 3M tape, CCI grille overlays are simple to install and create head-turning style. Pair them with CCI mirror covers, door handle covers and Impostor(R) wheel skins for a complete package look. All Coast to Coast International products feature a limited lifetime warranty.

Product Features:

A NEW LOOK FOR LESS: Upgrade The Trim Level Appearance Of Your Vehicle With This Grille Overlay. Add Handles And Mirror Covers (Sold Separately) For A Factory-Style Package
Grille Overlays Are Year-Make-Model Specific And Available In Different Finishes
Fits Like A Glove Over Existing Grille And Stays Securely Attached Using A Patented Retention System So You Can Be Confident That They Wont Fall Off While Driving
UV Protected Paint And A Clear Coat Ensure That The Finish Wont Crack Or Fade
COMPLEMENTS OEM STYLING, Instantly, And Easily, Upgrades The Vehicle Aesthetics While Complementing The OEM Styling Of The Vehicle
EASY TO INSTALL, No Tools Are Required For A Quick, Snap-On Installation That Is Ready To Go In Minutes And Easy To Maintain. Designed And Tested In The USA.

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$328.99

With over 70 years of manufacturing excellence, CARR is a third generation business that remains firmly committed to serving you. All CARR accessories are manufactured for a precise fit for today vehicles. Our manufacturing processes allows us to design products that give your vehicle unique personal style and appeal. Our cast aluminum construction is time-proven for durability and strength. All CARR products carry a limited lifetime warranty.

Product Features:

Made Of Corrosion Resistant, Durable Cast Aluminum Alloy
Unique Design Gives The Vehicle A Rugged Off Road Look, While Being A Stylish Accent For Today Vehicles
Rugged Tread Pattern Provides For Safe And Attractive Non-Slip Surface
Innovative Stylish Design
Strong Construction To Hold Up Under Extreme Conditions
Exclusive New Multi-Mount System
Rocker Panel Installation Provides For The Strongest And Easiest Installation Of Any Step Products

Upgrade your 2021 GMC Terrain with Top-Quality Body Parts

When it comes to maintaining or upgrading your 2021 GMC Terrain, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your GMC or enhancing its overall performance, Body Parts are key to keeping your Terrain functioning at its best. At Advance Auto Parts, we offer a wide selection of 35 Body Parts for the 2021 GMC Terrain, designed to meet your needs without breaking the bank. From Vehicle Hood replacements to Vehicle Mirrors upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Body Parts for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Body Parts for your 2021 GMC Terrain at great prices. Our Body Parts inventory for this model ranges from just $0.99 to $328.99, with an average price of $111.91. Our 35 Body Parts in stock come from 11 trusted brands, so you’re sure to find the right part for your 2021 GMC Terrain without overspending.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Body Part upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants and more to make sure your 2021 GMC Terrain is always ready to roll. We’re committed to providing you with everything you need to keep your Terrain in top shape, all in one place. Start shopping confidently below for your 2021 GMC Terrain!

Best-Selling Vehicle Hoods for 2021 GMC Terrains

Enhance the driving experience in your GMC with 1 quality Vehicle Hood components, starting at $0.99.

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$0.99

Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring Length service life.

Product Features:

Ideal replacement – this retainer matches the fit and function of the original equipment retainer for this vehicle application
Quality material – this retainer is made of durable material for Length-lasting service
Versatile design – this retainer is suitable for a variety of automotive uses
Excellent value – this part offers original equipment quality at a competitive cost

Most Popular 2021 GMC Terrain Vehicle Mirrors

Customize your GMC with 12 Vehicle Mirrors products like Mirror Replacement Glass and Outside Mirror Covers, all priced under $94.99.

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$90.99

Coast to Coast International door handle and mirror covers are a quick way to add a touch of chrome or black-out styling to change the appearance of a vehicle. All covers are designed and manufactured to overlay the OEM handle or mirror to give the appearance of a factory upgrade. Installation is quick and easy with no tools required. Pair them with CCI grille overlays and Impostor(R) wheel skins for a complete package look. Limited lifetime warranty. All Coast to Coast International products feature a limited lifetime warranty.

Product Features:

A NEW LOOK FOR LESS: Upgrade The Trim Level Appearance Of Your Vehicle With These Mirror Covers. Add Handles And Wheel Skins (Sold Separately) For A Factory-Style Package
Mirror Covers Are Year-Make-Model Specific And Available In Different Finishes
Fits Like A Glove Over Existing Mirrors And Stay Securely Attached Using A Retention System Molded Into The Cover So You Can Be Confident That They Wont Fall Off While Driving
UV Protected Paint And A Clear Coat Ensure That The Finish Wont Crack Or Fade
COMPLEMENTS OEM STYLING, Instantly, And Easily, Upgrades The Vehicle Aesthetics While Complementing The OEM Styling Of The Vehicle
EASY TO INSTALL, No Tools Are Required For A Quick, Snap-On Installation That Is Ready To Go In Minutes And Easy To Maintain. Designed And Tested In The USA.

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$94.99

Premiering as the ultimate solution for enhancing your vehicle’s visibility, the Burco 4735HRSG side view mirror replacement is the best choice for GMC Terrain and Chevrolet Equinox models. This affordable side mirror boasts a heat grid glass, ensuring crystal-clear visibility in all weather conditions¿making it a smart, cost-saving investment for your safety. Installation is a breeze, so you can say goodbye to complicated setups and get back on the road quickly. With its included backing plate, you¿re guaranteed a snug fit that adheres to safety standards while boosting your visibility. Whether replacing a broken mirror or upgrading your vehicle’s look, the Burco 4735HRSG delivers quality and reliability without stretching your budget. Drive confidently with this dependable DIY mirror replacement that meets all your needs!

Product Features:

Made in USA
Exact Fit
Safety Smooth Edges
Replaces OE Mirror
Premium Mirror Glass
Break-Free Guarantee
Instructions Included

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$82.99

A NEW LOOK FOR LESS: Upgrade The Trim Level Appearance Of Your Vehicle With These Mirror Covers. Add Handles And Wheel Skins (Sold Separately) For A Factory-Style Package
Mirror Covers Are Year-Make-Model Specific And Available In Different Finishes
Fits Like A Glove Over Existing Mirrors And Stay Securely Attached Using A Retention System Molded Into The Cover So You Can Be Confident That They Wont Fall Off While Driving
UV Protected Paint And A Clear Coat Ensure That The Finish Wont Crack Or Fade
COMPLEMENTS OEM STYLING, Instantly, And Easily, Upgrades The Vehicle Aesthetics While Complementing The OEM Styling Of The Vehicle
EASY TO INSTALL, No Tools Are Required For A Quick, Snap-On Installation That Is Ready To Go In Minutes And Easy To Maintain. Designed And Tested In The USA.

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$76.99

This door mirror cover is designed to match the fit and appearance of the original cover on specified vehicles, and is engineered for durability and reliable performance.

Product Features:

Product Features:

Direct replacement – this door mirror cover is designed to match the fit and appearance of the original cover on specified vehicles
Restores functionality – reliable replacement for an original cover that is missing, faded, cracked or damaged
Durable construction – this part is made from quality materials to ensure reliable performance and long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

from

$75.99

This door mirror cover is designed to match the fit and appearance of the original cover on specified vehicles, and is engineered for durability and reliable performance.

Product Features:

Product Features:

Direct replacement – this door mirror cover is designed to match the fit and appearance of the original cover on specified vehicles
Restores functionality – reliable replacement for an original cover that is missing, faded, cracked or damaged
Durable construction – this part is made from quality materials to ensure reliable performance and long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

from

$71.99

Direct replacement – this door mirror glass is made to match the original mirror glass on specific vehicles
Seamless design – precisely cut to match the shape and look of the factory glass
Cost-effective solution – replace only the broken mirror glass rather than the entire mirror assembly
Easy installation – follow simple step-by-step procedure to swap out existing glass

from

$71.99

Direct replacement – this door mirror glass is made to match the original mirror glass on specific vehicles
Seamless design – precisely cut to match the shape and look of the factory glass
Cost-effective solution – replace only the broken mirror glass rather than the entire mirror assembly
Easy installation – follow simple step-by-step procedure to swap out existing glass

from

$71.99

Direct replacement – this door mirror glass is made to match the original mirror glass on specific vehicles
Seamless design – precisely cut to match the shape and look of the factory glass
Cost-effective solution – replace only the broken mirror glass rather than the entire mirror assembly
Easy installation – follow simple step-by-step procedure to swap out existing glass

from

$69.99

Elevate your driving experience with the Burco 4735H, the ultimate side view mirror replacement designed specifically for GMC Terrain and Chevrolet Equinox models. This cost-saving side mirror features a built-in heat grid, ensuring you maintain a clear line of sight in any weather condition, especially those chilly mornings. Installing this DIY mirror replacement is a breeze, making it a practical choice for anyone looking to restore their vehicle’s functionality without fuss or expense. Not only does it meet safety standards, but it also offers exceptional quality and reliability, making the Burco 4735H the best replacement side mirror for your automotive needs. Get back on the road safely, confidently, and affordably with this essential upgrade!

Product Features:

Made in USA
Exact Fit
Safety Smooth Edges
Replaces OE Mirror
Premium Mirror Glass
Break-Free Guarantee
Instructions Included

from

$69.99

Welcome to the world of hassle-free driving with the Burco 5763H replacement side view mirror, tailored specifically for GMC Terrain and Chevrolet Equinox models. This affordable side mirror boasts a heat grid glass that guarantees optimal visibility, even during the coldest or rainiest of days. Forget about the stress of professional installations; our DIY mirror replacement is designed for quick and easy setup, allowing you to replace your broken mirror with confidence. Not only does this cost-saving side mirror enhance your safety on the road, but it also complies with stringent safety standards. Whether you’re repairing a cracked mirror or upgrading an outdated one, the Burco 5763H is your reliable companion for maintaining vehicle functionality and ensuring you get back on the road safely and efficiently!

Product Features:

Made in USA
Exact Fit
Safety Smooth Edges
Replaces OE Mirror
Premium Mirror Glass
Break-Free Guarantee
Instructions Included

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$69.99

Step into enhanced safety and visibility with the Burco 4736B replacement car mirror, the go-to solution for GMC Terrain and Chevrolet Equinox owners seeking an affordable side mirror that doesn¿t compromise on quality. Designed for easy, DIY installation, this cost-saving side mirror allows you to restore your vehicle’s functionality without straining your wallet. It meets industry safety standards and features a handy Blind Spot icon, providing extra reassurance on your travels. Say farewell to the worries of driving with a broken mirror and embrace the clarity that the Burco 4736B offers. Whether you’re navigating busy streets or cruising down the highway, this best replacement side mirror ensures you can spot potential hazards and drive with confidence. Upgrade your ride today and make every journey safer!

Product Features:

Made in USA
Exact Fit
Safety Smooth Edges
Replaces OE Mirror
Premium Mirror Glass
Break-Free Guarantee
Instructions Included

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$58.99

Direct replacement – this door mirror glass is made to match the original mirror glass on specific vehicles
Seamless design – precisely cut to match the shape and look of the factory glass
Cost-effective solution – replace only the broken mirror glass rather than the entire mirror assembly
Easy installation – follow simple step-by-step procedure to swap out existing glass

Top Picks for 2021 GMC Terrain Vehicle Windows

Upgrade GMC Terrains with top-quality Vehicle Windows parts, including 2 OEM and aftermarket selections for your 2021 model.

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$11.99

Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
Where applicable, robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
100% end-of-line tested to ensure accurate signal output providing product reliability, every time.

from

$182.99

Trustworthy replacement – engineered and tested to match the fit, function and performance of the original window regulator on specified vehicles
Quality assured – extensively tested by cycling thousands of times in an actual vehicle door to ensure a long, trouble-free service life
Easy installation – reverse-engineered to match the original equipment shape and dimensions to provide a direct, seamless fit
Reliable design – engineered in North America and backed by long history of automotive aftermarket experience

In-Demand Bodies and Fender Parts for 2021 GMC Terrains

Select from 6 premium Bodies and Fender Parts parts for your 2021 GMC Terrain, with prices ranging from $38.99 to $325.99.

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from

$325.99

Sleek design with rounded ends to complement the look of modern SUVs and CUVs
Extruded aluminum base to be lightweight and rust-free
Polished stainless steel front trim piece for a distinct, rust-free accent
Flat profile and 5″ width provide a comfortable step
Full-length, tough plastic treads offer a reliable, non-skid surface
Universal track mounting system for easy, secure installation
No-drill, vehicle-specific application for a custom fit
Heavy-duty steel mounting brackets for a solid step

from

$159.99

Full front end coverage
Custom fit exactly to your vehicle
Installs easily with no drilling or tools
Leather grain vinyl
Protect against rock chips, bugs and road tar
Soft inner layer

from

$91.99

The WeatherTech MudFlap Laser Measured for a Perfect Fit set literally mounts in minutes without the need for wheel Or tire removal, and most importantly without the need for drilling into the vehicles fragile painted metal surface. Contoured specifically for each application and molded from a proprietary thermoplastic resin, the WeatherTech MudFlap will offer undeniable vehicle protection. Laser Measured MudFlaps are custom fit and protect your vehicle s fenders and exterior from rocks, mud, road grime and other debris picked up by your vehicle s wheels. No drilling required and installs in minutes.

Product Features:

Features The Patented Quick Turn Hardened Stainless Steel Fastening System
Contoured Specifically For Each Application And Molded From A Proprietary Thermoplastic Resin
Mud Flaps Provide Protection For Your Vehicles Most Vulnerable Areas Protecting The Fender And Rocker Panel From Stone Chips, Slush, Dirt And Debris
Laser Measured For A Perfect Fit Set Literally Mounts-In-Minutes

from

$91.99

Features The Patented Quick Turn Hardened Stainless Steel Fastening System
Contoured Specifically For Each Application And Molded From A Proprietary Thermoplastic Resin
Mud Flaps Provide Protection For Your Vehicle Most Vulnerable Areas: Protecting The Fender And Rocker Panel From Stone Chips, Slush, Dirt And Debris
Laser Measured For A Perfect Fit Set Literally Mounts In Minutes

from

$65.99

Protects vehicle’s hood from bugs or rock chips
Low profile, aerodynamic design
Installs in less than 5 minutes, no tools required
Custom fit exactly to your vehicle
Leather grain vinyl

from

$38.99

Direct replacement – this exterior door handle trim is designed to match the fit and appearance of the original reinforcement on specified vehicles
Restores functionality – this trim is made to fully restore appearance and functionality after the original trim fails
Durable construction – this part is made from quality materials to ensure reliable performance and long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

Most Sold 2021 GMC Terrain Truck Beds

Explore our best-selling GMC parts for the 2021 Terrain among 1 OEM and aftermarket options starting from $328.99.

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from

$328.99

Made Of Corrosion Resistant, Durable Cast Aluminum Alloy
Unique Design Gives The Vehicle A Rugged Off Road Look, While Being A Stylish Accent For Today Vehicles
Rugged Tread Pattern Provides For Safe And Attractive Non-Slip Surface
Innovative Stylish Design
Strong Construction To Hold Up Under Extreme Conditions
Exclusive New Multi-Mount System
Rocker Panel Installation Provides For The Strongest And Easiest Installation Of Any Step Products

FAQs for 2021 GMC Terrain Body Parts

Which Body Parts are best-sellers for 2021 GMC Terrains?

Out of 35 Body Parts that fit 2021 GMC Terrains, the following parts are the top sellers:

Multi-Purpose Relay (12435859) – $11.99
Top Half Replacement, Chrome Plated, Abs Plastic, Set Of 2 (12005398) – $90.99
Jet Black Liftgate Close Switch (12047710) – $20.79

What’s the price range for 2021 GMC Terrain Body Parts?

Body Part prices for the 2021 GMC Terrain start at $0.99 and go up to $328.99 for the most premium parts.

What’s the average price of a Body Part for a 2021 GMC Terrain?

The average price for Body Parts for the 2021 GMC Terrain is $111.91. Keep in mind the variety of part types within our Body Part category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Body Parts for other GMC Terrain model years?

Yes, we currently carry Body Parts for 13 model years of GMC Terrains between 2010 and 2024. Body Parts are bought most frequently for the following model years: 2023, 2022, 2020, 2019, 2018, 2017, 2016, 2015, and 2014.

What are the cheapest Body Parts for my 2021 GMC Terrain?

The cheapest 2021 GMC Terrain Body Parts we carry in stock are:

Nylon Shield Retainer- Ford and GM (sold by each) (10916178) – $0.99
Multi-Purpose Relay (12435859) – $11.99
Jet Black Liftgate Close Switch (12047710) – $20.79
Exterior Door Handle Escutcheon (50247627) – $38.99
Door Mirror Glass, Plastic Backed, Non-Heated , Blind Spot Indicator (50247597) – $58.99

What types of Body Parts do you sell for my 2021 GMC Terrain?

As of 3/1/26, these are some of the most in-demand types of Body Parts for a 2021 GMC Terrain:

Can I get help with 2021 GMC Terrain Body Part orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about GMC Body Parts and more.

What is your return policy for GMC Terrain Body Parts?

Advance Auto Parts keeps returns simple. For new GMC Terrain Body Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.

2021 GMC Terrain Body Parts

Dorman – Mirror Housing Cover, Passenger Side (Part No.959-330)

K-Source – Mirror Assembly: Passenger Side, Power Adjustment, Heated, Foldable, 1 Pk (Part No.62121G)

Dee Zee – Multi-Fit, 11" X 19", Set Of 2, Rectangle With Radius Notch, Black, Aluminum (Part No.DZ1808TB)

GM Genuine Parts – Jet Black Liftgate Close Switch (Part No.D1488G)

Dorman – Help – Door Mirror Glass, Plastic Backed, Non-Heated , Blind Spot Indicator (Part No.57611)

K-Source – Truck/ SUV Replacement Glass: Driver Side, Flat Glass, Includes Mounting Tape and Instructions (Part No.99230)

AISIN – Power Window Regulator Assembly with Motor (Part No.RPAGM-178)

Dorman – Window Motor and Regulator Assembly – Trustworthy replacement (Part No.751-381)

Dorman – Help – Exterior Door Handle Escutcheon (Part No.15825)

Dorman – Integrated Door Latch Actuator (Part No.931-299)

Dorman – Liftgate Lock Actuator (Part No.931-107)

Dee Zee – Powder Coated, With Black Trim, Unlighted, Requires Running Board Mounting Kit (Part No.DZ16203)

ARIES – AeroTread 5in. Running Boards (No Brackets) (Part No.2051867)

KAI – New CAPA Certified Standard Replacement Bumper Cover Grille (Part No.GM1036201C)

KAI – New CAPA Certified Standard Replacement Bumper Cover Grille (Part No.GM1036202C)

GM Genuine Parts – Black with True Red Backlight Door Window Switch (Part No.D1917G)

Carquest Premium – Door Window Switch (Part No.WSC2569)

Le Bra – Custom Front End Cover (Part No.551639-01)

Covercraft – Custom Hood Protector, Vinyl, Black (Part No.45370-01)

Carquest Premium – Multi-Purpose Relay (Part No.RAA2674)

Dorman – Hood Insulation Retainer (Part No.963-403D)

Dorman – Nylon Shield Retainer- Ford and GM (sold by each) (Part No.700-614)

KAI – New OEM Standard Replacement Grille (Part No.GM1200723OE)

KAI – New Standard Replacement Grille (Part No.GM1200724)

COAST TO COAST – Overlay, Oval Mesh Style, 1 Piece, With Emblem Cutout, Chrome Plated Abs Plastic (Part No.IWCGI87)

CARR – Cab Mount, Multi-Fit, Set Of 2, Flat Step, Non-Extendable, Stationary, Aluminum (Part No.124037)

Dorman – Nylon Shield Retainer- Ford and GM (sold by each) (Part No.700-614)

COAST TO COAST – Top Half Replacement, Chrome Plated, Abs Plastic, Set Of 2 (Part No.CCIMC67527R)

Burco – SIDE VIEW MIRROR HEATED W/MOUNT (Part No.4735HRSG)

COAST TO COAST – Top Half Replacement, Gloss Black, Abs Plastic, Set Of 2 (Part No.MC67527RBK)

Dorman – Mirror Housing Cover, Passenger Side (Part No.959-330)

Dorman – Mirror Housing Cover, Driver Side (Part No.959-331)

Dorman – Help – Door Mirror Glass, Plastic Backed, Non-Heated (Part No.57610)

Dorman – Help – Door Mirror Glass, Plastic Backed, Non-Heated (Part No.57609)

Dorman – Help – Door Mirror Glass, Plastic Backed, Non-Heated , Blind Spot Indicator (Part No.57612)

Burco – SIDE VIEW MIRROR HEATED (Part No.4735H)

Burco – SIDE VIEW MIRROR HEATED (Part No.5763H)

Burco – SIDE VIEW MIRROR W/BLIND SPOT (Part No.4736B)

Dorman – Help – Door Mirror Glass, Plastic Backed, Non-Heated , Blind Spot Indicator (Part No.57611)

Carquest Premium – Multi-Purpose Relay (Part No.RAA2674)

Dorman – Window Motor and Regulator Assembly – Trustworthy replacement (Part No.751-381)

ARIES – AeroTread 5in. Running Boards (No Brackets) (Part No.2051867)

Le Bra – Custom Front End Cover (Part No.551639-01)

WeatherTech – Direct-Fit, Pair, Contoured, Black, Thermoplastic, Quickturn ┐ Fastening System (Part No.110079)

WeatherTech – Direct-Fit, Pair, Contoured, Black, Thermoplastic, Quickturn ┐ Fastening System (Part No.120079)

Covercraft – Custom Hood Protector, Vinyl, Black (Part No.45370-01)

Dorman – Help – Exterior Door Handle Escutcheon (Part No.15825)

CARR – Cab Mount, Multi-Fit, Set Of 2, Flat Step, Non-Extendable, Stationary, Aluminum (Part No.124037)