GMC C15 Truck Bed Floor Supports
Your GMC C15 will be happy to know that the search for the right Truck Bed Floor Supports you’ve been looking for is over! Advance Auto Parts has 1 different Truck Bed Floor Supports for your vehicle, ready for shipping or in-store pick up. The best part is, our GMC C15 Truck Bed Floor Supports start from as little as $99.99.
When it comes to your GMC C15, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Truck Bed Floor Supports brands so you can shop with complete confidence. Some of our top Truck Bed Floor Supports brands are KAI. We’re sure you will get the right product to keep that C15 running for a long time.
Shop online, find the best price on the right product, and have it shipped right to your door. If you prefer to shop in person for the right Truck Bed Floor Supports for your C15, visit one of our local Advance Auto Parts locations and you’ll be back on the road in no time!
Compare 16 GMC Truck Bed Floor Supports
KAI – Truck Floor Support (Part No.GMK4144731733)
from
$99.99
New Goodmark Bed Cross Sill For Stepside Pickups, 3 Required For Short Bed Models, 5 Required For Long Bed Models
Product Features:
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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 Floor Support (Part No.GMK4140731472)
from
$84.99
New Goodmark Pickup Box Floor Support, 1st Series, Center Bed Cross Sill, 8 Strips, Use 2 Shortbed, 4 For Longbed
Product Features:
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Product Features:
- 1st Series Center Bed Cross Sill 8 Strips Use 2 Shortbed 4 For Longbed
- 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 – Floor Support (Part No.LKQ1057745)
from
$64.99
New Standard Replacement Bed Floor Support
Product Features:
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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
Dorman – Truck Bed Crossmember Repair Kit (Part No.999-995)
from
$509.99
When a truck bed crossmember rusts, the only option has been to replace the entire bed. This Dorman OE FIX kit allows replacement of only the failed floor supports to reduce repair costs.
Product Features:
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Product Features:
- Saves money – this truck bed floor support repair kit allows you to replace only damaged crossmembers, not the entire bed
- Complete repair – includes 4 bed crossmembers painted in weldable primer with installation bolts and washers
- Application specific – made to match the dimensions and material for certain Ford pickup trucks
- Quality engineering – designed in the United States and backed by decades of automotive aftermarket experience
Dorman – Truck Bed Crossmember Repair Kit (Part No.999-996)
from
$507.99
When a truck bed crossmember rusts, the only option has been to replace the entire bed. This Dorman OE FIX kit allows replacement of only the failed floor supports to reduce repair costs.
Product Features:
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Product Features:
- Saves money – this truck bed floor support repair kit allows you to replace only damaged crossmembers, not the entire bed
- Complete repair – includes 5 bed crossmembers painted in weldable primer with installation bolts and washers
- Application specific – made to match the dimensions and material for certain Ford pickup trucks
- Quality engineering – designed in the United States and backed by decades of automotive aftermarket experience
Dorman – Truck Bed Crossmember Repair Kit (Part No.926-984)
from
$478.99
When a truck bed crossmember rusts, the only option has been to replace the entire bed. This Dorman OE FIX kit allows replacement of only the failed floor supports to reduce repair costs.
Product Features:
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Product Features:
- Truck Bed Crossmember Repair Kit
- Truck Bed Crossmember Repair Kit
- When a truck bed crossmember rusts, the only option has been to replace the entire bed. This Dorman OE FIX kit allows replacement of only the failed floor supports to reduce repair costs.
- Saves money – this truck bed floor support repair kit allows you to replace only damaged crossmembers, not the entire bed
- Complete repair – includes 4 bed crossmembers painted in weldable primer, with 8 M6 bolts and 8 M12 bolts
Dorman – Pick Up Bed Crossmember Kit (Part No.926-982)
from
$466.99
When a truck bed crossmember rusts, the only option has been to replace the entire bed. This kit allows replacement of only the failed floor supports to reduce repair costs.
Product Features:
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Product Features:
- Saves money – this truck bed floor support repair kit allows you to replace only damaged crossmembers, not the entire bed
- Complete repair – includes 4 bed crossmembers painted in weldable primer and mounting hardware
- Application specific – made to match the dimensions and material for certain Chevrolet and GMC pick-up trucks
- Quality engineering – designed in the United States and backed by decades of automotive aftermarket experience
KAI – Truck Floor Support (Part No.GMK4141790551)
from
$314.99
New Goodmark Rear Cross Sill For Stepside Pickup Models
Product Features:
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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 Floor Support (Part No.GMK4140790511)
from
$259.99
New Goodmark Rear Bed Cross Sill, 7 Strips, For 1/2 Ton Pickup Models, Made Of Steel
Product Features:
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Product Features:
- 7 Strips For 1/2 Ton Pickup Models 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.GMK4140790471)
from
$199.99
New Goodmark Rear Bed Cross Sill, 8 Strips, For 1/2 Ton Pickup Models, Made Of Steel
Product Features:
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Product Features:
- 8 Strips For 1/2 Ton Pickup Models 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.GMK4141731551)
from
$104.99
New Goodmark Bed Cross Sill For 2nd Series Stepside Pickups, 2 Required For Short Bed Models, 3 Required For Long Bed Models
Product Features:
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Product Features:
- 2 Required For Short Bed Models 3 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 Floor Support (Part No.GMK4140731511)
from
$73.99
New Goodmark Pickup Box Floor Support, 1st Series, Front Bed Cross Sill, 7 Strips, Made Of Steel
Product Features:
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Product Features:
- 1st Series Front Bed Cross Sill 7 Strips 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.GMK4140731512)
from
$69.99
New Goodmark Pickup Box Floor Support, 1st Series, Center Bed Cross Sill, 7 Strips, Use 2 Shortbed, 4 For Longbed
Product Features:
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Product Features:
- 1st Series Center Bed Cross Sill 7 Strips Use 2 Shortbed 4 For Longbed
- 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.GMK4143731672)
from
$69.99
New Goodmark Pickup Box Floor Support, Fleetside, Steel Floor, Front, Long Cross Sill, Use 1 For Short Wheel Base, 2 For Long Wheel Base
Product Features:
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Product Features:
- Fleetside Steel Floor Front Long Cross Sill Use 1 For Short Wheel Base 2 For Long Wheel Base
- 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.GMK4140731541A)
from
$64.99
New Goodmark Bed Cross Sill For 1st Series Stepside Pickups, 3 Required For Short Bed Models, 4 Required For Long Bed Models
Product Features:
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Product Features:
- 3 Required For Short Bed Models 4 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 Floor Support (Part No.GMK4143731671)
from
$64.99
New Goodmark Pickup Box Floor Support, Fleetside, Steel Floor, Short Cross Sill, Use 2 Between Wheelhouses
Product Features:
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Product Features:
- Fleetside Steel Floor Short Cross Sill Use 2 Between Wheelhouses
- 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
Find Your GMC C15 Truck Bed Floor Supports by Year
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