Choose your trim in My Garage to confirm exact fit.

Spectra Premium
Part # CU840
$184.08


Gates
Part # 33924
$47.80


Dorman
Part # 902-2009
$17.26


Hayden
Part # 2724
$39.28

Motorad
Part # 2000-195
$8.75


Standard Motor Products
Part # HP7320
$12.42


Standard Motor Products
Part # S-550
$10.29


Dayco
Part # DP1015
$52.54


Four Seasons
Part # 35967
$75.70


Gates
Part # 21204
$20.65


Dayco
Part # DP1372
$77.79


GPD
Part # 8241240
$9.42

Vernet
Part # TH1378.83
$8.33

Mishimoto
Part # MMHOSE-GM-17U
$68.56


Hella
Part # 009107591
$20.31


Victor Reinz
Part # K27078
$15.17


Victor Reinz
Part # K26632
$5.72


Victor Reinz
Part # K25935
$5.91

Reinz
Part # 18-10043-01
$15.03


Victor Reinz
Part # K27091
$8.35
This page groups parts listed for the 1990 GMC R3500. Some products fit every trim, while others depend on submodel, engine, drivetrain, or brake package. Use your trim in My Garage or the product page fitment check to confirm exact fit.
We offer a wide selection of cooling system parts for the 1990 GMC R3500. This page narrows the catalog to the year, make, and model; use your trim on product pages to confirm exact fit when a part only fits certain submodels.
We carry parts from trusted brands including Motorad, Gates, Four Seasons, Standard Motor Products, and Fel-Pro, plus many more. Filter by brand to find your preferred manufacturer.
Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.
Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.