1978 GMC C15 Truck Beds
Keep Your 1978 GMC C15 in Top Shape with Quality Truck Beds
Whether you’re repairing or upgrading your Truck Bed, using high-quality parts is key to keeping your 1978 GMC C15 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Truck Bed Floor Supports, Truck Cap Side Steps, and Truck Cab Corners. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.
Competitive Prices and Extensive Inventory
The average price for a 1978 GMC C15 Truck Bed at Advance Auto Parts is around $112.16, with a range that starts at $10.99 and goes up to $504.99. With 24 options in stock from 3 trusted brands, finding the right fit is easy. Popular picks like Cab Mount, Multi-Fit, Set Of 2, Flat Step, Non-Extendable, Stationary, Aluminum, Truck Floor Support, and Truck Cab Mount start at just $14.99 and offer a great balance of form and function.
Explore Related Parts
While you’re upgrading or replacing your Truck Bed, don’t forget to check out other key components like Vehicle Hoods and Vehicle Windows. At Advance Auto Parts, we’re here to help you keep your 1978 GMC C15 in peak condition, inside and out.
Find Your Specific 1978 GMC C15 Truck Beds
Looking for the perfect Truck Bed for your 1978 GMC C15? You’re in the right place. Below, you’ll find links to various types of Truck Beds that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Truck Beds, ensuring durability and a precise fit for your GMC C15. Whether you’re driving a 1978 model or another popular model year like
1975,
1976, and
1977, we’ve got you covered. Purchasing Truck Beds from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Truck Beds that fit your vehicle.
Essential 1978 GMC C15 Truck Beds
KAI – Truck Floor Support (Part No.RRP1170)
from
$43.99
New Standard Replacement Front Cab Floor Support, 13 X 4 1/4
Product Features:
See More
Product Features:
- 13 X 4 1/4, Made Of Steel
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Truck Floor Support (Part No.RRP117)
from
$14.99
New Standard Replacement Front Cab Floor Support, Slip-On Style, 13 X 4
Product Features:
See More
Product Features:
- Slip-On Style, 13 X 4, Made Of Steel
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Truck Cab Support (Part No.GMK414451773L)
from
$111.99
New Goodmark Driver Side Cab Floor Brace
Product Features:
See More
Product Features:
- Made Of Steel
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Truck Cab Support (Part No.GMK414451773R)
from
$111.99
New Goodmark Passenger Side Cab Floor Brace
Product Features:
See More
Product Features:
- Made Of Steel
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Truck Cab Corner (Part No.GMK414448673R)
from
$25.99
New Goodmark Passenger Side Inner Cab Corner
Product Features:
See More
Product Features:
- Made Of Steel
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Truck Cab Corner (Part No.GMK4144485732R)
from
$34.99
New Goodmark Passenger Side Outer Cab Corner, 18.9 Inches High X 13.9 Inches Wide X 4.3 Inches Deep
Product Features:
See More
Product Features:
- 18.9 Inches High X 13.9 Inches Wide X 4.3 Inches Deep
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Truck Cab Corner (Part No.RRP109)
from
$11.99
New Standard Replacement Passenger Side Cab Corner, Slip-On Type, 2 Door Regular Cab, 4.75 X 16
Product Features:
See More
Product Features:
- Slip-On Type, 2 Door Regular Cab, 4.75 X 16, Made Of Steel
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
Extang – Trifecta 2.0 tri-fold Tonneau Cover, Black vinyl, 75-87 C10 Series 8 Ft Bed (Part No.92535)
from
$504.99
Extangs Trifecta Tri Fold Tonneau has an easy to use folding design, smooth sleek looks and unmatched durability. This user friendly soft tonneau requires no assembly, no drilling, and installation is as easy as positioning the cover on your truck, tightening the clamps and you’re ready to go. The Hold Tite Straps And Snaps, WeatherTuff Seals, and MaxHinges are all Extang Engineered in order to ensure the best in security and safety.
Product Features:
See More
Product Features:
KAI – Truck Floor Support (Part No.GMK4144731733)
from
$94.99
New Goodmark Bed Cross Sill For Stepside Pickups, 3 Required For Short Bed Models, 5 Required For Long Bed Models
Product Features:
See More
Product Features:
- 3 Required For Short Bed Models 5 Required For Long Bed Models
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Truck Cab Mount (Part No.RRP2753)
from
$96.99
New Standard Replacement Driver Or Passenger Side Rear Cab Body Mount, 1/2 Ton 4WD, All 3/4 Ton And 1 Ton Models, Use 2 Per Truck
Product Features:
See More
Product Features:
- 1/2 Ton 4WD All 3/4 Ton And 1 Ton Models Use 2 Per Truck
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Truck Bed Floor (Part No.LKQ1050767)
from
$71.99
New Standard Replacement Driver Or Passenger Side Bed Floor Support, 71.63 X 4.5 X 3.13 Inches
Product Features:
See More
Product Features:
- 71.63 X 4.5 X 3.13 Inches, Made Of Steel
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Truck Bed Floor (Part No.GMK4144731731)
from
$87.99
New Goodmark Pickup Bed Patch Piece, Fleetside, Bed Floor Patch, 49 Inches Long X 24 Inches Wide
Product Features:
See More
Product Features:
- Fleetside Bed Floor Patch 49 Inches Long X 24 Inches Wide
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Truck Bed Panel (Part No.GMK4145630812)
from
$226.99
New Goodmark Front Pickup Box Panel, Fleetside, Can Use For 73-80
Product Features:
See More
Product Features:
- Fleetside Can Use For 73-80
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Truck Bed Panel (Part No.GMK414482873R)
from
$27.99
New Goodmark Passenger Side Tailgate Post Patch, For Fleetside Models
Product Features:
See More
Product Features:
- For Fleetside Models
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
CARR – Cab Mount, Multi-Fit, Set Of 2, Flat Step, Non-Extendable, Stationary, Aluminum (Part No.124031)
from
$279.99
The stylish and innovative design of these steps add to a vehicle rugged off road look. Available in three low maintenance, extremely durable finishes to complement your vehicle appearance. Easily installed using our new multi mount system for superior strength and rigidity. Rocker panel installation provides for the strongest and easiest installation of any step products.
Product Features:
See More
Product Features:
- Exclusive New Multi Mount System
- Made Of Corrosion Resistant, Durable Cast Aluminum Alloy
- Rugged Diamond Tread Pattern Provides For Safe And Attractive Non Slip Surface
- Unique Design Gives The Vehicle A Rugged Off Road Look, While Being A Stylish Accent For Today Vehicles
- Strong Construction To Hold Up Under Extreme Conditions
- Black Powder Coat Finish Features A Lightly Textured Matte Finish That Resists Scratching, Peeling And Fading
- Strongest And Easy Installation
CARR – Cab Mount, Multi-Fit, Set Of 2, Flat Step, Non-Extendable, Stationary, Aluminum (Part No.124037)
from
$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:
See More
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
CARR – Cab Mount, Multi-Fit, Set Of 2, Flat Step, Non-Extendable, Stationary, Aluminum (Part No.114031)
from
$277.99
LD step will give the user easier access to the vehicle due to the wider and deeper stepping surface which extends further than our other steps. The LD step is available in our three durable finishes, and installation is a cinch with our mounting system.
Product Features:
See More
Product Features:
- Easier Entry And Exit From Your Vehicle
- Wide Functional Step Area
- Extends Further Than Our Current Steps
- Made Of Corrosion Resistant, Durable Cast Aluminum Alloy For Extreme Longevity
- New Aggressive And Appealing Tread Design For A Non-Slip Surface
- Unique Design That Enhances The Looks Of Current Vehicle Body Styles
- Resists Scratches, Peeling And Fading
- Rocker Panel Installation Provides For The Strongest And Easiest Installation Of Any Step Products
KAI – Bed Panel Patch (Part No.GMK4144610731L)
from
$78.99
New Goodmark Driver Side Lower Front Bedside Patch, For Shortbed Fleetside Models
Product Features:
See More
Product Features:
- For Shortbed Fleetside Models
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Bed Panel Patch (Part No.GMK4144690732R)
from
$53.99
New Goodmark Passenger Side Lower Rear Bedside Patch, For Longbed Fleetside Models, 31 Inches L X 12 3/4 Inches H
Product Features:
See More
Product Features:
- For Longbed Fleetside Models 31 Inches Long X 12 3/4 Inches High
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Bed Panel Patch (Part No.GMK4144610731R)
from
$77.99
New Goodmark Passenger Side Lower Front Bedside Patch, For Shortbed Fleetside Models
Product Features:
See More
Product Features:
- For Shortbed Fleetside Models
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Bed Panel Patch (Part No.GMK4144690732L)
from
$53.99
New Goodmark Driver Side Lower Rear Bedside Patch, For Longbed Fleetside Models, 31 Inches Long X 12 3/4 Inches High
Product Features:
See More
Product Features:
- For Longbed Fleetside Models 31 Inches Long X 12 3/4 Inches High
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
Popular 1978 GMC C15 Truck Beds Categories
Most Popular Truck Bed Floor Support for 1978 GMC C15s
Enhance your 1978 GMC C15 with this popular Truck Bed Floor Support we have in stock, for $94.99.
KAI – Truck Floor Support (Part No.GMK4144731733)
from
$94.99
New Goodmark Bed Cross Sill For Stepside Pickups, 3 Required For Short Bed Models, 5 Required For Long Bed Models
Product Features:
See More
Product Features:
- 3 Required For Short Bed Models 5 Required For Long Bed Models
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
Best-Selling 1978 GMC C15 Truck Cap Side Steps
Upgrade your C15 with one of our 3 best-selling Truck Cap Side Steps.
CARR – Cab Mount, Multi-Fit, Set Of 2, Flat Step, Non-Extendable, Stationary, Aluminum (Part No.124031)
from
$279.99
The stylish and innovative design of these steps add to a vehicle rugged off road look. Available in three low maintenance, extremely durable finishes to complement your vehicle appearance. Easily installed using our new multi mount system for superior strength and rigidity. Rocker panel installation provides for the strongest and easiest installation of any step products.
Product Features:
See More
Product Features:
- Exclusive New Multi Mount System
- Made Of Corrosion Resistant, Durable Cast Aluminum Alloy
- Rugged Diamond Tread Pattern Provides For Safe And Attractive Non Slip Surface
- Unique Design Gives The Vehicle A Rugged Off Road Look, While Being A Stylish Accent For Today Vehicles
- Strong Construction To Hold Up Under Extreme Conditions
- Black Powder Coat Finish Features A Lightly Textured Matte Finish That Resists Scratching, Peeling And Fading
- Strongest And Easy Installation
CARR – Cab Mount, Multi-Fit, Set Of 2, Flat Step, Non-Extendable, Stationary, Aluminum (Part No.124037)
from
$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:
See More
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
CARR – Cab Mount, Multi-Fit, Set Of 2, Flat Step, Non-Extendable, Stationary, Aluminum (Part No.114031)
from
$277.99
LD step will give the user easier access to the vehicle due to the wider and deeper stepping surface which extends further than our other steps. The LD step is available in our three durable finishes, and installation is a cinch with our mounting system.
Product Features:
See More
Product Features:
- Easier Entry And Exit From Your Vehicle
- Wide Functional Step Area
- Extends Further Than Our Current Steps
- Made Of Corrosion Resistant, Durable Cast Aluminum Alloy For Extreme Longevity
- New Aggressive And Appealing Tread Design For A Non-Slip Surface
- Unique Design That Enhances The Looks Of Current Vehicle Body Styles
- Resists Scratches, Peeling And Fading
- Rocker Panel Installation Provides For The Strongest And Easiest Installation Of Any Step Products
Top-Quality Truck Cab Corners for 1978 GMC C15s
Choose a high-quality OEM or aftermarket Truck Cab Corner for GMC C15s and enjoy top-notch performance from $10.99.
KAI – Truck Cab Corner (Part No.GMK4144485732R)
from
$34.99
New Goodmark Passenger Side Outer Cab Corner, 18.9 Inches High X 13.9 Inches Wide X 4.3 Inches Deep
Product Features:
See More
Product Features:
- 18.9 Inches High X 13.9 Inches Wide X 4.3 Inches Deep
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Truck Cab Corner (Part No.GMK4144485732L)
from
$34.99
New Goodmark Driver Side Outer Cab Corner, 18.9 Inches High X 13.9 Inches Wide X 4.3 Inches Deep
Product Features:
See More
Product Features:
- 18.9 Inches High X 13.9 Inches Wide X 4.3 Inches Deep
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Truck Cab Corner (Part No.GMK414448673L)
from
$25.99
New Goodmark Driver Side Inner Cab Corner
Product Features:
See More
Product Features:
- Made Of Steel
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Truck Cab Corner (Part No.GMK414448673R)
from
$25.99
New Goodmark Passenger Side Inner Cab Corner
Product Features:
See More
Product Features:
- Made Of Steel
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Truck Cab Corner (Part No.RRP109)
from
$11.99
New Standard Replacement Passenger Side Cab Corner, Slip-On Type, 2 Door Regular Cab, 4.75 X 16
Product Features:
See More
Product Features:
- Slip-On Type, 2 Door Regular Cab, 4.75 X 16, Made Of Steel
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Truck Cab Corner (Part No.RRP110)
from
$10.99
New Standard Replacement Driver Side Cab Corner, Slip-On Type, 2 Door Regular Cab, 4.75 X 16
Product Features:
See More
Product Features:
- Slip-On Type, 2 Door Regular Cab, 4.75 X 16, Made Of Steel
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
Our Top Pick for a 1978 GMC C15 Truck Cab Mount
Invest in a
durable Truck Cab Mount for your 1978 GMC, knowing you’re getting trusted brands and expert craftsmanship.
KAI – Truck Cab Mount (Part No.RRP2753)
from
$96.99
New Standard Replacement Driver Or Passenger Side Rear Cab Body Mount, 1/2 Ton 4WD, All 3/4 Ton And 1 Ton Models, Use 2 Per Truck
Product Features:
See More
Product Features:
- 1/2 Ton 4WD All 3/4 Ton And 1 Ton Models Use 2 Per Truck
- 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
- Check Out The Large Selection Of Parts Available For Your Vehicle
Our Tonneau Covers for 1978 GMC C15s
Make a smart move for your 1978 GMC C15 with our Tonneau Cover for $504.99.
Extang – Trifecta 2.0 tri-fold Tonneau Cover, Black vinyl, 75-87 C10 Series 8 Ft Bed (Part No.92535)
from
$504.99
Extangs Trifecta Tri Fold Tonneau has an easy to use folding design, smooth sleek looks and unmatched durability. This user friendly soft tonneau requires no assembly, no drilling, and installation is as easy as positioning the cover on your truck, tightening the clamps and you’re ready to go. The Hold Tite Straps And Snaps, WeatherTuff Seals, and MaxHinges are all Extang Engineered in order to ensure the best in security and safety.
Product Features:
See More
Product Features:
FAQs for 1978 GMC C15 Truck Beds
What are the best-selling Truck Beds for 1978 GMC C15s?
Out of 24 Truck Beds that fit 1978 GMC C15s, the following parts are the top sellers:
- Cab Mount, Multi-Fit, Set Of 2, Flat Step, Non-Extendable, Stationary, Aluminum (11949282) – $279.99
- Truck Floor Support (11755220) – $14.99
- Truck Cab Mount (11756240) – $96.99
What’s the price range for 1978 GMC C15 Truck Beds?
The prices of Truck Beds for the 1978 GMC C15 range from $10.99 up to $504.99 for the most premium parts.
What is the average price of a Truck Bed for a 1978 GMC C15?
The average price for Truck Beds for the 1978 GMC C15 is $112.16. Keep in mind the variety of part types within our Truck Bed category, where you are likely to find a wide range of prices across a variety of parts and components.
Does Advance Auto Parts sell Truck Beds for other GMC C15 model years?
What are the cheapest Truck Beds for my 1978 GMC C15?
The cheapest 1978 GMC C15 Truck Beds we carry are:
- Truck Cab Corner (11756315) – $10.99
- Truck Cab Corner (11755361) – $11.99
- Truck Floor Support (11755220) – $14.99
- Truck Cab Corner (11750584) – $25.99
- Truck Cab Corner (11750550) – $25.99
Does Advance Auto Parts sell Truck Beds for any other 1978 GMC models?
Yes. We stock Truck Beds for 12 other popular 1978 GMC models. Some of the most popular are 1978 Jimmy Truck Beds, 1978 Caballero Truck Beds, 1978 K25 Truck Beds, 1978 K15 Truck Beds, and 1978 G25 Truck Beds.
What types of Truck Beds do you sell for my 1978 GMC C15?
As of 6/2/26, these are some of the most in-demand types of Truck Beds for a 1978 GMC C15:
Can I get help with 1978 GMC C15 Truck Bed orders?
Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about GMC Truck Beds and more.
What is your return policy for GMC C15 Truck Beds?
Advance Auto Parts keeps returns simple. For new GMC C15 Truck Beds and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.