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GMC Sierra 3500 HD Radiator Support Reviews
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Shop GMC Sierra 3500 HD Replacement Radiator Support

Search our online radiator support catalog and find the lowest priced discount auto parts on the web. We sell wholesale to the public. We offer high quality new, OEM, aftermarket and remanufactured GMC Sierra 3500 HD Radiator Support parts. We specialize in a wide-variety of high-quality car parts and accessories for your car, truck or SUV. Call toll free to order or place your order online via our secure checkout system. Our online parts catalog uses real-time inventory, so you can be assured the parts you buy are in stock at the time of ordering. Most orders are shipped the same day.

We stock these Radiator Support brands for the GMC Sierra 3500 HD: Action Crash

Radiator Supports available for the following GMC Sierra 3500 HD years: 2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 19, 18, 17, 16, 15, 14, 13, 12, 11, 10, 09, 08, 07. This part is also sometimes called GMC Sierra 3500 HD Replacement Radiator Support. We stock radiator support parts for most GMC models including Sierra 2500 HD, Sierra 1500, Sonoma, Acadia, Canyon, Yukon, Jimmy, Savana 3500, Terrain, Savana 2500, K2500, C15/C1500 Pickup, Envoy, Yukon XL 1500, Sierra 3500, K1500 Suburban, K3500, Yukon XL, Savana 1500, Envoy XL, C1500 Suburban, Caballero, K25/K2500 Pickup, Sierra 2500, 1000 Series, R1500 Suburban, C2500, Savana 4500, K15, C3500, I1000, C15, V2500 Suburban, R2500 Suburban, R3500, C2500 Suburban, R1500, Syclone, Acadia Limited and Yukon XL 2500.

Select your Sierra 3500 HD year

Review Fitment Notes
Showing 15 of 126 Results
Action Crash Radiator Support Cover - for 2008 GMC Sierra 3500 HD - GM1224126 Click to Enlarge
5 Stars
Action Crash GM1224126
Radiator Support Cover
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Part Number: GM1224126
Brand: Action Crash
Notes: UPPER RADIATOR SUPPORT COVER (SIGHT SHIELD); FITS 1500 ALL; 2500/3500 HYBRID MODELS
Quality: Premium - High quality new replacement part.
Condition: New
Shipping Options: Ground
List Price:
$70.00
Our Price: $33.98
(35) In Stock
This Part Fits:
Catalog: D
Vehicle Notes
2008 GMC Sierra 3500 HD UPPER RADIATOR SUPPORT COVER (SIGHT SHIELD); FITS 1500 ALL; 2500/3500 HYBRID MODELS
Front Action Crash Radiator Support - for 2017 GMC Sierra 3500 HD - GM1225388 Click to Enlarge
Website Reviews
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Part Number: GM1225388
Brand: Action Crash
Notes: FRONT RADIATOR SUPPORT; FOR 2500/3500 MODELS; WITH 6.6L DIESEL ENGINE; MADE OF STEEL
Position: Front
Quality: Premium - High quality new replacement part.
Condition: New
Shipping Options: Ships by Truck
Oversized Item - Inspect all parts upon delivery. If an item is damaged refuse the item that is damaged and contact us
List Price:
$500.00
Our Price: $378.98
(1) In Stock
This Part Fits:
Catalog: D
Vehicle Notes
2017 GMC Sierra 3500 HD FRONT RADIATOR SUPPORT; FOR 2500/3500 MODELS; WITH 6.6L DIESEL ENGINE; MADE OF STEEL
Action Crash Radiator Support Cover - for 2011 GMC Sierra 3500 HD - GM1224127 Click to Enlarge
5 Stars
Action Crash GM1224127
Radiator Support Cover
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Part Number: GM1224127
Brand: Action Crash
Notes: UPPER RADIATOR SUPPORT COVER (SIGHT SHIELD); FITS 2500/3500 SERIES WITH 6.0L/6.6L ENGINES
Quality: Premium - High quality new replacement part.
Condition: New
Shipping Options: Ground
List Price:
$126.30
Our Price: $59.98
(3) In Stock
This Part Fits:
Catalog: D
Vehicle Notes
2011 GMC Sierra 3500 HD UPPER RADIATOR SUPPORT COVER (SIGHT SHIELD); FITS 2500/3500 SERIES WITH 6.0L/6.6L ENGINES
Action Crash Radiator Support Cover - for 2014 GMC Sierra 3500 HD - GM1224127 Click to Enlarge
5 Stars
Action Crash GM1224127
Radiator Support Cover
Loading Reviews...
Part Number: GM1224127
Brand: Action Crash
Notes: UPPER RADIATOR SUPPORT COVER (SIGHT SHIELD); FITS 2500/3500 SERIES WITH 6.0L/6.6L ENGINES
Quality: Premium - High quality new replacement part.
Condition: New
Shipping Options: Ground
List Price:
$126.30
Our Price: $59.98
(3) In Stock
This Part Fits:
Catalog: D
Vehicle Notes
2014 GMC Sierra 3500 HD UPPER RADIATOR SUPPORT COVER (SIGHT SHIELD); FITS 2500/3500 SERIES WITH 6.0L/6.6L ENGINES
Action Crash Radiator Support Cover - for 2010 GMC Sierra 3500 HD - GM1224126 Click to Enlarge
5 Stars
Action Crash GM1224126
Radiator Support Cover
Loading Reviews...
Part Number: GM1224126
Brand: Action Crash
Notes: UPPER RADIATOR SUPPORT COVER (SIGHT SHIELD); FITS 1500 ALL; 2500/3500 HYBRID MODELS
Quality: Premium - High quality new replacement part.
Condition: New
Shipping Options: Ground
List Price:
$70.00
Our Price: $33.98
(35) In Stock
This Part Fits:
Catalog: D
Vehicle Notes
2010 GMC Sierra 3500 HD UPPER RADIATOR SUPPORT COVER (SIGHT SHIELD); FITS 1500 ALL; 2500/3500 HYBRID MODELS
Action Crash Radiator Support - for 2007 GMC Sierra 3500 HD - GM1225253 Click to Enlarge
Website Reviews
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Part Number: GM1225253
Brand: Action Crash
Notes: RADIATOR SUPPORT ASSEMBLY; 6.0L GAS; 2500/3500 SERIES ONLY; MADE OF STEEL
Quality: Premium - High quality new replacement part.
Condition: New
Shipping Options: Ships by Truck
Oversized Item - Inspect all parts upon delivery. If an item is damaged refuse the item that is damaged and contact us
List Price:
$618.18
Our Price: $151.98
View Details
This Part Fits:
Catalog: D
Vehicle Notes
2007 GMC Sierra 3500 HD RADIATOR SUPPORT ASSEMBLY; 6.0L GAS; 2500/3500 SERIES ONLY; MADE OF STEEL
Action Crash Radiator Support - for 2008 GMC Sierra 3500 HD - GM1225253 Click to Enlarge
Website Reviews
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Part Number: GM1225253
Brand: Action Crash
Notes: RADIATOR SUPPORT ASSEMBLY; 6.0L GAS; 2500/3500 SERIES ONLY; MADE OF STEEL
Quality: Premium - High quality new replacement part.
Condition: New
Shipping Options: Ships by Truck
Oversized Item - Inspect all parts upon delivery. If an item is damaged refuse the item that is damaged and contact us
List Price:
$618.18
Our Price: $151.98
View Details
This Part Fits:
Catalog: D
Vehicle Notes
2008 GMC Sierra 3500 HD RADIATOR SUPPORT ASSEMBLY; 6.0L GAS; 2500/3500 SERIES ONLY; MADE OF STEEL
Action Crash Radiator Support Cover - for 2013 GMC Sierra 3500 HD - GM1224126 Click to Enlarge
5 Stars
Action Crash GM1224126
Radiator Support Cover
Loading Reviews...
Part Number: GM1224126
Brand: Action Crash
Notes: UPPER RADIATOR SUPPORT COVER (SIGHT SHIELD); FITS 1500 ALL; 2500/3500 HYBRID MODELS
Quality: Premium - High quality new replacement part.
Condition: New
Shipping Options: Ground
List Price:
$70.00
Our Price: $33.98
(35) In Stock
This Part Fits:
Catalog: D
Vehicle Notes
2013 GMC Sierra 3500 HD UPPER RADIATOR SUPPORT COVER (SIGHT SHIELD); FITS 1500 ALL; 2500/3500 HYBRID MODELS
Action Crash Radiator Support Cover - for 2011 GMC Sierra 3500 HD - GM1224126 Click to Enlarge
5 Stars
Action Crash GM1224126
Radiator Support Cover
Loading Reviews...
Part Number: GM1224126
Brand: Action Crash
Notes: UPPER RADIATOR SUPPORT COVER (SIGHT SHIELD); FITS 1500 ALL; 2500/3500 HYBRID MODELS
Quality: Premium - High quality new replacement part.
Condition: New
Shipping Options: Ground
List Price:
$70.00
Our Price: $33.98
(35) In Stock
This Part Fits:
Catalog: D
Vehicle Notes
2011 GMC Sierra 3500 HD UPPER RADIATOR SUPPORT COVER (SIGHT SHIELD); FITS 1500 ALL; 2500/3500 HYBRID MODELS
Right - Passenger Side Action Crash Radiator Support - for 2012 GMC Sierra 3500 HD Denali - GM1225319 Click to Enlarge
Website Reviews
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Part Number: GM1225319
Brand: Action Crash
Notes: PASSENGER SIDE RADIATOR SUPPORT BRACKET; FITS ALL SIERRA MODELS MADE OF STEEL
Position: Right - Passenger Side
Quality: Premium - High quality new replacement part.
Condition: New
Shipping Options: Ground
List Price:
$51.22
Our Price: $24.98
(96) In Stock
This Part Fits:
Catalog: D
Vehicle Sub Model Notes
2012 GMC Sierra 3500 HD Denali PASSENGER SIDE RADIATOR SUPPORT BRACKET; FITS ALL SIERRA MODELS MADE OF STEEL
Action Crash Radiator Support Cover - for 2012 GMC Sierra 3500 HD - GM1224127 Click to Enlarge
5 Stars
Action Crash GM1224127
Radiator Support Cover
Loading Reviews...
Part Number: GM1224127
Brand: Action Crash
Notes: UPPER RADIATOR SUPPORT COVER (SIGHT SHIELD); FITS 2500/3500 SERIES WITH 6.0L/6.6L ENGINES
Quality: Premium - High quality new replacement part.
Condition: New
Shipping Options: Ground
List Price:
$126.30
Our Price: $59.98
(3) In Stock
This Part Fits:
Catalog: D
Vehicle Notes
2012 GMC Sierra 3500 HD UPPER RADIATOR SUPPORT COVER (SIGHT SHIELD); FITS 2500/3500 SERIES WITH 6.0L/6.6L ENGINES
Action Crash Radiator Support Cover - for 2013 GMC Sierra 3500 HD - GM1224127 Click to Enlarge
5 Stars
Action Crash GM1224127
Radiator Support Cover
Loading Reviews...
Part Number: GM1224127
Brand: Action Crash
Notes: UPPER RADIATOR SUPPORT COVER (SIGHT SHIELD); FITS 2500/3500 SERIES WITH 6.0L/6.6L ENGINES
Quality: Premium - High quality new replacement part.
Condition: New
Shipping Options: Ground
List Price:
$126.30
Our Price: $59.98
(3) In Stock
This Part Fits:
Catalog: D
Vehicle Notes
2013 GMC Sierra 3500 HD UPPER RADIATOR SUPPORT COVER (SIGHT SHIELD); FITS 2500/3500 SERIES WITH 6.0L/6.6L ENGINES
Action Crash Radiator Support - for 2017 GMC Sierra 3500 HD Denali - GM1225365 Click to Enlarge
Website Reviews
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Part Number: GM1225365
Brand: Action Crash
Notes: CENTER LOWER RADIATOR SUPPORT BRACKET; FOR 2500/3500; WITH 6.0L AND 6.6L ENGINES; MADE OF PP PLASTIC AND GLASS FIBER
Quality: Premium - High quality new replacement part.
Condition: New
Shipping Options: Ground
List Price:
$112.20
Our Price: $49.98
(3) In Stock
This Part Fits:
Catalog: D
Vehicle Sub Model Notes
2017 GMC Sierra 3500 HD Denali CENTER LOWER RADIATOR SUPPORT BRACKET; FOR 2500/3500; WITH 6.0L AND 6.6L ENGINES; MADE OF PP PLASTIC AND GLASS FIBER
Action Crash Radiator Support - for 2016 GMC Sierra 3500 HD Denali - GM1225365 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: GM1225365
Brand: Action Crash
Notes: CENTER LOWER RADIATOR SUPPORT BRACKET; FOR 2500/3500; WITH 6.0L AND 6.6L ENGINES; MADE OF PP PLASTIC AND GLASS FIBER
Quality: Premium - High quality new replacement part.
Condition: New
Shipping Options: Ground
List Price:
$112.20
Our Price: $49.98
(3) In Stock
This Part Fits:
Catalog: D
Vehicle Sub Model Notes
2016 GMC Sierra 3500 HD Denali CENTER LOWER RADIATOR SUPPORT BRACKET; FOR 2500/3500; WITH 6.0L AND 6.6L ENGINES; MADE OF PP PLASTIC AND GLASS FIBER
Front Action Crash Radiator Support - for 2013 GMC Sierra 3500 HD - GM1225264 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: GM1225264
Brand: Action Crash
Notes: CENTER RADIATOR SUPPORT; FRONT BRACE; MADE OF STEEL
Position: Front
Quality: Premium - High quality new replacement part.
Condition: New
Shipping Options: Ground
List Price:
$134.58
Our Price: $40.98
(3) In Stock
This Part Fits:
Catalog: D
Vehicle Notes
2013 GMC Sierra 3500 HD CENTER RADIATOR SUPPORT; FRONT BRACE; MADE OF STEEL

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GMC Sierra 3500 HD Radiator Support Reviews
5 of 5
Verified Customer
1/26/19 07:55 AM - USA

Fits well, and delivered within two days. The product I purchased was the only one I could find and the price was fair. - Charlie Robertson

- 2008 GMC Sierra 3500 HD Radiator Support Cover