Need expert help? Reach out to us via live chat MON-SAT, 9AM to 5PM ET, for support. Our specialists are ready to assist you!

Please, add your first item to the wishlist

Need expert help? Reach out to us via live chat MON-SAT, 9AM to 5PM ET, for support. Our specialists are ready to assist you!

Please, add your first item to the wishlist

Select vehicle to confirm fitment

Radiator Coolant Hose – Lower

PART#: 21620
Gates

$16.08

In stock

Interchanges
BrandPart #
Mighty323
15598366
UltralastC1620
General Motors15565363
BravoC1620
Goodyear61274
MasterProC1620
RoadmaxC1620
DaycoE71200
Dayco71200
Canadian Tire14-1822-6 / 1418226
General Motors14054260
Unocal 76628
ACDelco24205L
Trugrip2046
Goodyear323
Western Auto77-8901-9 / 7789019
Durkee-Atwood41274
MasterPro21620
General Motors14049414
Atlas (Canada)MH-4620 / MH4620
CharterC1620
AtlasMC127
MotorcraftKM-1502 / KM1502
NAPA Belts/Hose8338
Carquest21620
Firestone51319494
Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
1991ChevroletBlazerScottsdale5.7V8GASLower
1991ChevroletBlazerSilverado5.7V8GASLower
1991ChevroletR1500 SuburbanScottsdale5.7V8GASLower
1991ChevroletR1500 SuburbanSilverado5.7V8GASLower
1991ChevroletR2500 SuburbanScottsdale5.7V8GASLower
1991ChevroletR2500 SuburbanSilverado5.7V8GASLower
1991ChevroletR3500Cheyenne5.7V8GASLower
1991ChevroletR3500Silverado5.7V8GASLower
1991ChevroletV1500 SuburbanSilverado5.7V8GASLower
1991ChevroletV1500 SuburbanScottsdale5.7V8GASLower
1991ChevroletV2500 SuburbanScottsdale5.7V8GASLower
1991ChevroletV2500 SuburbanSilverado5.7V8GASLower
1991ChevroletV3500Cheyenne5.7V8GASLower
1991ChevroletV3500Silverado5.7V8GASLower
1991GMCJimmyBase5.7V8GASLower
1991GMCR1500 SuburbanBase5.7V8GASLower
1991GMCR2500 SuburbanBase5.7V8GASLower
1991GMCR3500Base5.7V8GASLower
1991GMCR3500SLE5.7V8GASLower
1991GMCV1500 SuburbanBase5.7V8GASLower
1991GMCV2500 SuburbanBase5.7V8GASLower
1991GMCV3500Base5.7V8GASLower
1991GMCV3500SLE5.7V8GASLower
1990ChevroletBlazerScottsdale5.7V8GASLower
1990ChevroletBlazerSilverado5.7V8GASLower
1990ChevroletR1500 SuburbanSilverado5.7V8GASLower
1990ChevroletR1500 SuburbanScottsdale5.7V8GASLower
1990ChevroletR2500 SuburbanSilverado5.7V8GASLower
1990ChevroletR2500 SuburbanScottsdale5.7V8GASLower
1990ChevroletR3500Scottsdale5.7V8GASLower
1990ChevroletR3500Silverado5.7V8GASLower
1990ChevroletR3500Cheyenne5.7V8GASLower
1990ChevroletV1500 SuburbanScottsdale5.7V8GASLower
1990ChevroletV1500 SuburbanSilverado5.7V8GASLower
1990ChevroletV2500 SuburbanSilverado5.7V8GASLower
1990ChevroletV2500 SuburbanScottsdale5.7V8GASLower
1990ChevroletV3500Cheyenne5.7V8GASLower
1990ChevroletV3500Scottsdale5.7V8GASLower
1990ChevroletV3500Silverado5.7V8GASLower
1990GMCJimmyBase5.7V8GASLower
1990GMCJimmySierra Classic5.7V8GASLower
1990GMCR1500 SuburbanBase5.7V8GASLower
1990GMCR1500 SuburbanSLE5.7V8GASLower
1990GMCR2500 SuburbanBase5.7V8GASLower
1990GMCR2500 SuburbanSLE5.7V8GASLower
1990GMCR3500SLE5.7V8GASLower
1990GMCR3500Base5.7V8GASLower
1990GMCV1500 SuburbanBase5.7V8GASLower
1990GMCV1500 SuburbanSLE5.7V8GASLower
1990GMCV2500 SuburbanBase5.7V8GASLower
1990GMCV2500 SuburbanSLE5.7V8GASLower
1990GMCV3500SLE5.7V8GASLower
1990GMCV3500Base5.7V8GASLower
1989ChevroletBlazerScottsdale5.7V8GASLower
1989ChevroletBlazerSilverado5.7V8GASLower
1989ChevroletR1500 SuburbanScottsdale5.7V8GASLower
1989ChevroletR1500 SuburbanSilverado5.7V8GASLower
1989ChevroletR2500Silverado5.7V8GASLower
1989ChevroletR2500 SuburbanScottsdale5.7V8GASLower
1989ChevroletR2500 SuburbanSilverado5.7V8GASLower
1989ChevroletR3500Scottsdale5.7V8GASLower
1989ChevroletR3500Silverado5.7V8GASLower
1989ChevroletR3500Cheyenne5.7V8GASLower
1989ChevroletV1500 SuburbanScottsdale5.7V8GASLower
1989ChevroletV1500 SuburbanSilverado5.7V8GASLower
1989ChevroletV2500 SuburbanScottsdale5.7V8GASLower
1989ChevroletV2500 SuburbanSilverado5.7V8GASLower
1989ChevroletV3500Scottsdale5.7V8GASLower
1989ChevroletV3500Cheyenne5.7V8GASLower
1989ChevroletV3500Silverado5.7V8GASLower
1989GMCJimmyBase5.7V8GASLower
1989GMCJimmySierra Classic5.7V8GASLower
1989GMCR1500 SuburbanBase5.7V8GASLower
1989GMCR1500 SuburbanSierra Classic5.7V8GASLower
1989GMCR2500High Sierra5.7V8GASLower
1989GMCR2500Base5.7V8GASLower
1989GMCR2500Sierra Classic5.7V8GASLower
1989GMCR2500 SuburbanSierra Classic5.7V8GASLower
1989GMCR2500 SuburbanBase5.7V8GASLower
1989GMCR3500Sierra Classic5.7V8GASLower
1989GMCR3500Base5.7V8GASLower
1989GMCR3500High Sierra5.7V8GASLower
1989GMCV1500 SuburbanSierra Classic5.7V8GASLower
1989GMCV1500 SuburbanBase5.7V8GASLower
1989GMCV2500 SuburbanBase5.7V8GASLower
1989GMCV2500 SuburbanSierra Classic5.7V8GASLower
1989GMCV3500Base5.7V8GASLower
1989GMCV3500Sierra Classic5.7V8GASLower
1989GMCV3500High Sierra5.7V8GASLower
1988ChevroletBlazerScottsdale5.7V8GASLower
1988ChevroletBlazerSilverado5.7V8GASLower
1988ChevroletR10 SuburbanSilverado5.7V8GASLower
1988ChevroletR10 SuburbanScottsdale5.7V8GASLower
1988ChevroletR20Cheyenne5.7V8GASLower
1988ChevroletR20Silverado5.7V8GASLower
1988ChevroletR20Custom Deluxe5.7V8GASLower
1988ChevroletR20Scottsdale5.7V8GASLower
1988ChevroletR20 SuburbanSilverado5.7V8GASLower
1988ChevroletR20 SuburbanScottsdale5.7V8GASLower
1988ChevroletR30Custom Deluxe5.7V8GASLower
1988ChevroletR30Silverado5.7V8GASLower
1988ChevroletR30Cheyenne5.7V8GASLower
1988ChevroletR30Scottsdale5.7V8GASLower
1988ChevroletV10 SuburbanSilverado5.7V8GASLower
1988ChevroletV10 SuburbanScottsdale5.7V8GASLower
1988ChevroletV20 SuburbanSilverado5.7V8GASLower
1988ChevroletV20 SuburbanScottsdale5.7V8GASLower
1988ChevroletV30Custom Deluxe5.7V8GASLower
1988ChevroletV30Cheyenne5.7V8GASLower
1988ChevroletV30Scottsdale5.7V8GASLower
1988ChevroletV30Silverado5.7V8GASLower
1988GMCJimmyBase5.7V8GASLower
1988GMCJimmySierra Classic5.7V8GASLower
1988GMCR1500 SuburbanSierra Classic5.7V8GASLower
1988GMCR1500 SuburbanBase5.7V8GASLower
1988GMCR2500High Sierra5.7V8GASLower
1988GMCR2500Sierra Classic5.7V8GASLower
1988GMCR2500Base5.7V8GASLower
1988GMCR2500 SuburbanSierra Classic5.7V8GASLower
1988GMCR2500 SuburbanBase5.7V8GASLower
1988GMCR3500High Sierra5.7V8GASLower
1988GMCR3500Sierra Classic5.7V8GASLower
1988GMCR3500Base5.7V8GASLower
1988GMCV1500 SuburbanSierra Classic5.7V8GASLower
1988GMCV1500 SuburbanBase5.7V8GASLower
1988GMCV2500 SuburbanSierra Classic5.7V8GASLower
1988GMCV2500 SuburbanBase5.7V8GASLower
1988GMCV3500High Sierra5.7V8GASLower
1988GMCV3500Base5.7V8GASLower
1988GMCV3500Sierra Classic5.7V8GASLower
1987ChevroletBlazerCustom Deluxe5.7V8GASLower
1987ChevroletBlazerSilverado5.0V8GASLower
1987ChevroletBlazerSilverado5.7V8GASLower
1987ChevroletBlazerCustom Deluxe5.0V8GASLower
1987ChevroletR10Silverado5.0V8GASLower
1987ChevroletR10Custom Deluxe5.7V8GASLower
1987ChevroletR10Custom Deluxe5.0V8GASLower
1987ChevroletR10Scottsdale5.0V8GASLower
1987ChevroletR10Scottsdale5.7V8GASLower
1987ChevroletR10Silverado5.7V8GASLower
1987ChevroletR10 SuburbanScottsdale5.7V8GASLower
1987ChevroletR10 SuburbanScottsdale5.0V8GASLower
1987ChevroletR10 SuburbanSilverado5.7V8GASLower
1987ChevroletR10 SuburbanCustom Deluxe5.7V8GASLower
1987ChevroletR10 SuburbanCustom Deluxe5.0V8GASLower
1987ChevroletR10 SuburbanSilverado5.0V8GASLower
1987ChevroletR20Scottsdale5.0V8GASLower
1987ChevroletR20Silverado5.7V8GASLower
1987ChevroletR20Custom Deluxe5.0V8GASLower
1987ChevroletR20Scottsdale5.7V8GASLower
1987ChevroletR20Silverado5.0V8GASLower
1987ChevroletR20Custom Deluxe5.7V8GASLower
1987ChevroletR20 SuburbanScottsdale5.7V8GASLower
1987ChevroletR20 SuburbanCustom Deluxe5.7V8GASLower
1987ChevroletR20 SuburbanSilverado5.7V8GASLower
1987ChevroletR30Silverado5.7V8GASLower
1987ChevroletR30Custom Deluxe5.7V8GASLower
1987ChevroletR30Scottsdale5.7V8GASLower
1987ChevroletV10Silverado5.0V8GASLower
1987ChevroletV10Custom Deluxe5.7V8GASLower
1987ChevroletV10Custom Deluxe5.0V8GASLower
1987ChevroletV10Scottsdale5.7V8GASLower
1987ChevroletV10Scottsdale5.0V8GASLower
1987ChevroletV10Silverado5.7V8GASLower
1987ChevroletV10 SuburbanSilverado5.7V8GASLower
1987ChevroletV10 SuburbanScottsdale5.7V8GASLower
1987ChevroletV10 SuburbanCustom Deluxe5.7V8GASLower
1987ChevroletV20Silverado5.7V8GASLower
1987ChevroletV20Custom Deluxe5.7V8GASLower
1987ChevroletV20Scottsdale5.7V8GASLower
1987ChevroletV20 SuburbanScottsdale5.7V8GASLower
1987ChevroletV20 SuburbanSilverado5.7V8GASLower
1987ChevroletV20 SuburbanCustom Deluxe5.7V8GASLower
1987ChevroletV30Custom Deluxe5.7V8GASLower
1987ChevroletV30Scottsdale5.7V8GASLower
1987ChevroletV30Silverado5.7V8GASLower
1987GMCJimmySierra Classic5.7V8GASLower
1987GMCJimmyBase5.7V8GASLower
1987GMCJimmySierra Classic5.0V8GASLower
1987GMCJimmyBase5.0V8GASLower
1987GMCR1500Sierra Classic5.7V8GASLower
1987GMCR1500Base5.7V8GASLower
1987GMCR1500High Sierra5.7V8GASLower
1987GMCR1500Base5.0V8GASLower
1987GMCR1500Sierra Classic5.0V8GASLower
1987GMCR1500High Sierra5.0V8GASLower
1987GMCR1500 SuburbanBase5.7V8GASLower
1987GMCR1500 SuburbanBase5.0V8GASLower
1987GMCR1500 SuburbanSierra Classic5.0V8GASLower
1987GMCR1500 SuburbanHigh Sierra5.7V8GASLower
1987GMCR1500 SuburbanSierra Classic5.7V8GASLower
1987GMCR1500 SuburbanHigh Sierra5.0V8GASLower
1987GMCR2500Base5.0V8GASLower
1987GMCR2500High Sierra5.7V8GASLower
1987GMCR2500High Sierra5.0V8GASLower
1987GMCR2500Sierra Classic5.0V8GASLower
1987GMCR2500Sierra Classic5.7V8GASLower
1987GMCR2500Base5.7V8GASLower
1987GMCR2500 SuburbanSierra Classic5.7V8GASLower
1987GMCR2500 SuburbanBase5.7V8GASLower
1987GMCR2500 SuburbanHigh Sierra5.7V8GASLower
1987GMCR3500Base5.7V8GASLower
1987GMCR3500Sierra Classic5.7V8GASLower
1987GMCR3500High Sierra5.7V8GASLower
1987GMCV1500Base5.7V8GASLower
1987GMCV1500High Sierra5.7V8GASLower
1987GMCV1500Sierra Classic5.7V8GASLower
1987GMCV1500Sierra Classic5.0V8GASLower
1987GMCV1500High Sierra5.0V8GASLower
1987GMCV1500Base5.0V8GASLower
1987GMCV1500 SuburbanHigh Sierra5.7V8GASLower
1987GMCV1500 SuburbanBase5.7V8GASLower
1987GMCV1500 SuburbanSierra Classic5.7V8GASLower
1987GMCV2500Sierra Classic5.7V8GASLower
1987GMCV2500Base5.7V8GASLower
1987GMCV2500High Sierra5.7V8GASLower
1987GMCV2500 SuburbanHigh Sierra5.7V8GASLower
1987GMCV2500 SuburbanBase5.7V8GASLower
1987GMCV2500 SuburbanSierra Classic5.7V8GASLower
1987GMCV3500Base5.7V8GASLower
1987GMCV3500Sierra Classic5.7V8GASLower
1987GMCV3500High Sierra5.7V8GASLower
1986ChevroletK5 BlazerSilverado5.0V8GASLower
1986ChevroletK5 BlazerSilverado5.7V8GASLower
1986ChevroletK5 BlazerCustom5.7V8GASLower
1986ChevroletK5 BlazerCustom5.0V8GASLower
1986ChevroletC10Scottsdale5.0V8GASLower
1986ChevroletC10Silverado5.7V8GASLower
1986ChevroletC10Custom5.7V8GASLower
1986ChevroletC10Silverado5.0V8GASLower
1986ChevroletC10Custom5.0V8GASLower
1986ChevroletC10Scottsdale5.7V8GASLower
1986ChevroletC10 SuburbanCustom5.7V8GASLower
1986ChevroletC10 SuburbanSilverado5.0V8GASLower
1986ChevroletC10 SuburbanScottsdale5.0V8GASLower
1986ChevroletC10 SuburbanSilverado5.7V8GASLower
1986ChevroletC10 SuburbanScottsdale5.7V8GASLower
1986ChevroletC10 SuburbanCustom5.0V8GASLower
1986ChevroletC20Custom5.7V8GASLower
1986ChevroletC20Custom5.0V8GASLower
1986ChevroletC20Scottsdale5.7V8GASLower
1986ChevroletC20Silverado5.0V8GASLower
1986ChevroletC20Scottsdale5.0V8GASLower
1986ChevroletC20Silverado5.7V8GASLower
1986ChevroletC20 SuburbanCustom5.0V8GASLower
1986ChevroletC20 SuburbanSilverado5.0V8GASLower
1986ChevroletC20 SuburbanCustom5.7V8GASLower
1986ChevroletC20 SuburbanScottsdale5.0V8GASLower
1986ChevroletC20 SuburbanScottsdale5.7V8GASLower
1986ChevroletC20 SuburbanSilverado5.7V8GASLower
Product info

The Gates Radiator Coolant Hose part number 21620 is a high-quality replacement hose designed to fit perfectly on Chevrolet and GMC vehicles.

Crafted from premium materials, this hose provides excellent resistance to heat, pressure, and corrosion, ensuring long-lasting performance and reliability.

The hose is designed to fit seamlessly into your vehicle’s cooling system, delivering optimal coolant flow for efficient engine performance. The superior construction of this hose makes it a perfect fit for your Chevrolet or GMC vehicle.

One of the main benefits of this hose is its durability. It is built to withstand extreme temperatures and high pressures, making it a reliable choice for your vehicle. Additionally, the hose is easy to install, making it an excellent option for DIY enthusiasts.

Overall, the Gates Radiator Coolant Hose part number 21620 is a reliable and durable replacement hose that provides optimal coolant flow for efficient engine performance. If you’re looking for a high-quality replacement hose for your Chevrolet or GMC vehicle, this product is an excellent choice.

About Gates

Gates has built a reputation for making high-quality parts that make sure your car runs at its best and most efficiently. Gates belts, a well-known product group, are necessary for many engine parts to work at their best. If you need serpentine belts or V-belts, you can count on Gates to keep your car in great shape.

There are many different kinds of Gates car parts at Newparts.com. The Gates timing belt stands out as one of the best. Timing belts are very important because they coordinate the turning of the crankshaft and camshaft. This makes sure that your engine's valves open and close at the right times. A good Gates timing belt is necessary to keep the engine from getting damaged and to make sure it works well for a long time. When you choose a timing belt for your car, you can trust Gates' technical skills and unwavering commitment to quality.

At Newparts.com, we know how important it is to give our customers both the best brands and the best prices on parts. Because of this, we offer Gates parts at lower prices so that you can keep up with your car's care without spending too much. Our huge selection of products ensures that you will find exactly what you need, whether it's Gates belts, timing belts, or any other Gates automotive parts.

In addition to having low prices, we're very proud of how quickly we can ship your order. If you buy Gates parts from Newparts.com, you can expect them to arrive quickly. This means that your car will spend less time in the shop and more time on the road. Our hardworking staff works nonstop to process and ship your orders quickly and efficiently, so you can focus on what's most important.

If you buy Gates auto parts from Newparts.com, you can be sure that you will get high-quality, reliable goods that won't break the bank. Check out our products right now and see what a difference high-quality parts and great customer service can make. Anytime you need Gates belts, a Gates timing belt, or any other parts from this trustworthy company, Newparts.com is the best place to shop online for all your car needs. You may also place your order over the phone by calling us at 855-505-2886 and our customer service team will assist you and answer any questions you may have.

Specifications
Branch Quantity0
Centerline Length24.9
Centerline Length632
Contains SpringNo
End 1 Inside Diameter1.5
End 1 Inside Diameter38
End 2 Inside Diameter1.75
End 2 Inside Diameter44
MaterialEPDM
Modular HoseNo
MoldedYes
Number of Quick Connect Fittings0
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns

Delivery Info

Newparts.com is your go to store for all parts and accessories at the best price and delivered quickly. Every order we ship receives a tracking number so that you can watch it all the way until it reaches your door. We only ship using the major shipping carriers like FedEx, UPS and USPS to ensure quick and safe delivery of your new car parts order.

Returns Info

Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

Free shipping Icon

FREE SHIPPING

Available on all kits, sets & Bison performance products