{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}
2021 GMC Sierra 1500

2021 GMC Sierra 1500 Radiators

Refine by:

Shop Catalog

Showing 1 - 3 of 3 results
Sort by:
Radiator
Part Number: CSF3880
Guaranteed to Fit
$175.49
Vehicle Fitment
  • 2021 GMC Sierra 1500 AT4 8 Cyl 6.2L Oe Style Design
  • 2021 GMC Sierra 1500 Base 8 Cyl 5.3L Oe Style Design
  • 2021 GMC Sierra 1500 SLT 8 Cyl 6.2L Oe Style Design
  • 2021 GMC Sierra 1500 AT4 8 Cyl 5.3L Oe Style Design
  • 2021 GMC Sierra 1500 SLT 8 Cyl 5.3L Oe Style Design
  • 2021 GMC Sierra 1500 Elevation 8 Cyl 5.3L Oe Style Design
  • 2021 GMC Sierra 1500 SLE 8 Cyl 5.3L Oe Style Design
  • 2021 GMC Sierra 1500 Denali 8 Cyl 6.2L Oe Style Design
  • 2021 GMC Sierra 1500 Denali 8 Cyl 5.3L Oe Style Design
Product Details
Inlet Size : 19 15/16 in. Length x 1 9/16 in. WidthRecommended Use : OE ReplacementNumberof Rows : 1-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreOutlet Size : 19 15/16 in. Length x 2 7/16 in. WidthProduct Fit : Direct FitQuantity Sold : Sold individuallyWarranty : 2-year CSF limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Core Width : 19.19 in.Core Thickness : 7/8 in.
Radiator
Part Number: AC84693040
Guaranteed to Fit
$391.99
Vehicle Fitment
  • 2021 GMC Sierra 1500 Denali 6 Cyl 3.0L 4-Door, Crew Cab Pickup, AUXILIARY, FORT WAYNE,IN PLANT(FWI), COMPONENT-CONDENSER RADIATOR FAN MODULE(VRF), SILAO,MEXICO PLANT(MSL)
  • 2021 GMC Sierra 1500 Elevation 6 Cyl 3.0L 4-Door, Extended Cab Pickup, AUXILIARY, FORT WAYNE,IN PLANT(FWI), COMPONENT-CONDENSER RADIATOR FAN MODULE(VRF), SILAO,MEXICO PLANT(MSL)
  • 2021 GMC Sierra 1500 SLT 6 Cyl 3.0L 4-Door, Crew Cab Pickup, AUXILIARY, FORT WAYNE,IN PLANT(FWI), COMPONENT-CONDENSER RADIATOR FAN MODULE(VRF), SILAO,MEXICO PLANT(MSL)
  • 2021 GMC Sierra 1500 SLE 6 Cyl 3.0L 4-Door, Crew Cab Pickup, AUXILIARY, FORT WAYNE,IN PLANT(FWI), COMPONENT-CONDENSER RADIATOR FAN MODULE(VRF), SILAO,MEXICO PLANT(MSL)
  • 2021 GMC Sierra 1500 AT4 6 Cyl 3.0L 4-Door, Extended Cab Pickup, AUXILIARY, FORT WAYNE,IN PLANT(FWI), COMPONENT-CONDENSER RADIATOR FAN MODULE(VRF), SILAO,MEXICO PLANT(MSL)
Product Details
Recommended Use : OE ReplacementTank Material : Plastic TankProduct Fit : Direct FitQuantity Sold : Sold individuallyWarranty : Lifetime AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Cooling Essentials
Radiator
Part Number: CSF3900
Guaranteed to Fit
$142.99
Vehicle Fitment
  • 2021 GMC Sierra 1500 AT4 6 Cyl 3.0L OE Style Design, OE 28mm vs CSF 31mm +3 Advantage
  • 2021 GMC Sierra 1500 Denali 6 Cyl 3.0L OE Style Design, OE 28mm vs CSF 31mm +3 Advantage
  • 2021 GMC Sierra 1500 SLE 4 Cyl 2.7L OE Style Design, OE 28mm vs CSF 31mm +3 Advantage
  • 2021 GMC Sierra 1500 Elevation 6 Cyl 3.0L OE Style Design, OE 28mm vs CSF 31mm +3 Advantage
  • 2021 GMC Sierra 1500 SLT 6 Cyl 3.0L OE Style Design, OE 28mm vs CSF 31mm +3 Advantage
  • 2021 GMC Sierra 1500 Elevation 4 Cyl 2.7L OE Style Design, OE 28mm vs CSF 31mm +3 Advantage
  • 2021 GMC Sierra 1500 Base 4 Cyl 2.7L OE Style Design, OE 28mm vs CSF 31mm +3 Advantage
  • 2021 GMC Sierra 1500 SLE 6 Cyl 3.0L OE Style Design, OE 28mm vs CSF 31mm +3 Advantage
Product Details
Inlet Size : 19 15/16 in. Length x 1 9/16 in. WidthRecommended Use : OE ReplacementNumberof Rows : 1-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreOutlet Size : 19 15/16 in. Length x 1 9/16 in. WidthProduct Fit : Direct FitQuantity Sold : Sold individuallyWarranty : 2-year CSF limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Core Width : 19.31 in.Core Thickness : 1 1/4 in.
Page 1 of 1 | Showing 1 - 3 of 3 results

Top Rated Products

CSF Radiator
$142.99( Review)
fits and works great
Triumphant M.
VERIFIED PURCHASER

Popular Products

Product Questions & Answers

Q:le queda a una GMC Sierra 2019 1500 4 puertas SLE?
General
A:BEST ANSWERHi Jose, I appreciate you getting in touch. Yes, this will fit the 2019 GMC Sierra 1500 SLE with an 8 Cyl 5.3L engine. If you have a 5.3L, don't miss this opportunity to save big! Click the link below to order and enjoy our special sale price. I hope this helps and enjoy shopping! https://www.carparts.com/radiator/csf/csf3880?can=CPGG4850_CSQA_20240417 Show less
Grace G.
 
2 Questions, 1 AnswerView all Q&As >

Helpful Automotive Resources

What Is a Radiator Cap? Functions, Symptoms, Replacement, and More
What Is a Radiator Cap? Functions, Symptoms, Replacement, and MoreSome cooling systems have a radiator with no cap because the fill point is at the surge tank rather than on the radiator. If the radiator has a cap, it will have a degas tank instead of a robust surge tank. This is a coolant reservoir. This type won’t have a
Do EVs Have Radiators?
Do EVs Have Radiators?As stated and illustrated previously, not only do most EVs have radiators, they also have coolant pumps to circulate battery coolant through the radiator. How Do Electric Cars Stay Cool?
Why Do Some Radiators Have Transmission Lines?
Why Do Some Radiators Have Transmission Lines?Most transmission cooler lines are steel and connected to the cooler ports with flare nuts, but some have short rubber oil resistant hoses connecting the steel lines to the transmission cooler ports. The cooler ports are sealed where they pass through the radiator end tank to prevent coolant from leaking
Warning: These Car Parts Could Cost You Thousands to Repair or Replace
Warning: These Car Parts Could Cost You Thousands to Repair or ReplaceDon’t get caught off guard. If your trip to the mechanic reveals the need to fix or replace the parts below, there’s a chance that you might have to pay big for the repair job. Engine Assembly
What Is a Radiator Fan Shroud?
What Is a Radiator Fan Shroud?Below are some crucial responsibilities the fan shroud must fulfill to ensure your engine’s optimal operation. It Makes Your Radiator Fan Work More Efficiently
Cooling System Must-Haves for Better Engine Performance
Cooling System Must-Haves for Better Engine PerformanceInstalling a radiator with more rows or a thicker core is one way to optimize your engine’s cooling capacity. A radiator with more rows comes with more tubes, leading to better cooling capabilities.