1981 GMC G1500 Radiator Hoses

Essential 1981 GMC G1500 Radiator Hoses

Dayco – Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 18 Inch Length (Part No.80402)

Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 18 Inch Length

from

$23.49
Providing reliable service in applications requiring molded hoses, the Dayco heater hose is designed to replace OEM coolant hoses. Made with the same bends and routing as the original assembly, this molded hose is meant to fit the vehicle precisely. The knitted reinforcement and synthetic EPDM construction provide high-strength performance and resistance to detrimental environmental elements, coolants and temperature variations of -40°F (-40°C) to +257°F (+125°C) and the “quick connect” end allows for fast, convenient installation.

Product Features:
  • Meets the requirements of SAE J20R3, Class D-1
  • Designed to meet Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Engineered as an OEM replacement
  • Meets Type EC electro-chemical requirements as specified in SAE J1684
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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 15" Long, .75" Diameter (Part No.C70023)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 15" Long, .75" Diameter

from

$14.99
The Dayco curved radiator hose features knitted reinforcement, a protective sleeve and a synthetic EPDM rubber construction for high-strength performance, protection against abrasion and resistance to oil, mud, salt, road debris, ozone and coolants. It can also withstand temperature variations of -40 Deg. F (-40 Deg. C) to +257 Deg. F (+125 Deg. C). The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose.

Product Features:
  • Meets SAE J20R4, Class D-1 requirements
  • Meets Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Provides excellent protection against external elements
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Dayco – Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 12 Inch Length (Part No.80401)

Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 12 Inch Length

from

$18.29
Providing reliable service in applications requiring molded hoses, the Dayco heater hose is designed to replace OEM coolant hoses. Made with the same bends and routing as the original assembly, this molded hose is meant to fit the vehicle precisely. The knitted reinforcement and synthetic EPDM construction provide high-strength performance and resistance to detrimental environmental elements, coolants and temperature variations of -40°F (-40°C) to +257°F (+125°C) and the “quick connect” end allows for fast, convenient installation.

Product Features:
  • Meets the requirements of SAE J20R3, Class D-1
  • Designed to meet Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Engineered as an OEM replacement
  • Meets Type EC electro-chemical requirements as specified in SAE J1684
See More

Gates – Premium Molded Coolant Hose (Part No.20338)

Premium Molded Coolant Hose

from

$9.79
Gates Molded Coolant Hose is manufactured to fit specific applications. Similar to OEM specifications. Approved for marine applications.

Product Features:
  • Specifically-engineered materials resist collapse under vacuum
  • Engineered to resist electrochemical degradation, the leading cause of hose failure
  • Pre-shaped to fit and to ensure perfectly sealed conditions
  • EPDM tube: synthetic fiber knit reinforcement: heat-, ozone- and chemical coolant-resistant EPDM cover
  • Meets requirements of SAE 20R4, class D2 and DIN 73411, class A (except for tolerances)
  • Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
  • Note: Gates recommends replacing hose clamps each time a new coolant hose is installed
  • Caution: Do not use for fuel or oil transfer applications
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Gates – Straight Heater Hose: EPDM, Direct Fit, 0.75" Inside Diameter (Sold by foot) (Part No.28412)

Straight Heater Hose: EPDM, Direct Fit, 0.75" Inside Diameter (Sold by foot)

from

$3.99
Premium hose constructed for long service life.

Product Features:
  • Good resistance to high temperatures for extended periods of time, which prolongs service life
  • Meets SAE 20R3 Standard Wall Class D-2 requirements
  • Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
  • CAUTION: Do not use for fuel or oil transfer applications
  • CAUTION: Do not use for fuel or oil transfer applications
  • PLEASE NOTE: Item is priced and sold by the foot. See store for details.
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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 21" Long, 1.50" Diameter (Part No.E71421)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 21" Long, 1.50" Diameter

from

$27.49
The Dayco curved radiator hose features knitted reinforcement, a protective sleeve and a synthetic EPDM rubber construction for high-strength performance, protection against abrasion and resistance to oil, mud, salt, road debris, ozone and coolants. It can also withstand temperature variations of -40 Deg. F (-40 Deg. C) to +257 Deg. F (+125 Deg. C). The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose.

Product Features:
  • Meets SAE J20R4, Class D-1 requirements
  • Meets Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Provides excellent protection against external elements
See More

Gates – Premium Molded Coolant Hose (Part No.21618)

Premium Molded Coolant Hose

from

$34.99
Gates Molded Coolant Hose is manufactured to fit specific applications. Similar to OEM specifications. Approved for marine applications.

Product Features:
  • Specifically-engineered materials resist collapse under vacuum
  • Engineered to resist electrochemical degradation, the leading cause of hose failure
  • Pre-shaped to fit and to ensure perfectly sealed conditions
  • EPDM tube: synthetic fiber knit reinforcement: heat-, ozone- and chemical coolant-resistant EPDM cover
  • Meets requirements of SAE 20R4, class D2 and DIN 73411, class A (except for tolerances)
  • Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
  • Note: Gates recommends replacing hose clamps each time a new coolant hose is installed
  • Caution: Do not use for fuel or oil transfer applications
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Dayco – Flex Radiator Hoses; EPDM Rubber, 22 Inch Long, 1.75 Inch to 1.5 Inch Inner Dia. (Part No.81271)

Flex Radiator Hoses; EPDM Rubber, 22 Inch Long, 1.75 Inch to 1.5 Inch Inner Dia.

from

$35.99
The Dayco flex radiator hose replaces straight or molded radiator hoses on a wide range of engine applications. Precision molded in standard lengths, it features a knitted reinforcement and synthetic EPDM construction. This hose is designed to prevent spl

Product Features:
  • Designed to meet OE specifications
  • Not suitable for oil or heat transfer
  • Meets SAE J20R4, Class D-2 requirements for improved service hoses
  • This hose is designed to prevent splitting, ballooning, and elongation
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ACDelco – Professional Molded Coolant Hose (Part No.G2000576786ACD)

Professional Molded Coolant Hose

from

$49.66
ACDelco Professional, premium aftermarket Molded Coolant Hoses are composed of specially blended materials to help resist electrochemical degradation (ECD), the leading cause of hose failure. They are specially designed, GM OE style factory-molded hoses to fit today’s smaller, tighter-fitting engine compartments. ACDelco Professional Molded Coolant Hoses are temperature rated from -40 degrees Fahrenheit to 275 degrees Fahrenheit (-40 degrees Celsius to 135 degrees Celsius) and are approved for Marine applications. Do not use for fuel or oil transfer applications. These premium aftermarket replacement molded coolant hoses are manufactured to meet or exceed your expectations for fit, form, and function.

Product Features:
  • Has a heat and ozone resistant cover to increase the life of the hose
  • Comes with a protective sleeve to help duplicate GM OE designs for proper fit and function
  • Made of re-engineered materials to resist vacuum collapse and also reduce the need for internal springs in many applications
  • Installs without buckling, bending out of shape, or straining at the connection for easy installation
  • Inside diameters ranges from 1?4 in to 1 in to fit different types of vehicles
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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 19" Long, 1.50" Diameter (Part No.E70659)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 19" Long, 1.50" Diameter

from

$12.99
The Dayco curved radiator hose features knitted reinforcement, a protective sleeve and a synthetic EPDM rubber construction for high-strength performance, protection against abrasion and resistance to oil, mud, salt, road debris, ozone and coolants. It can also withstand temperature variations of -40 Deg. F (-40 Deg. C) to +257 Deg. F (+125 Deg. C). The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose.

Product Features:
  • Meets SAE J20R4, Class D-1 requirements
  • Meets Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Provides excellent protection against external elements
See More

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 19" Long, 1.25" Diameter (Part No.E71035)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 19" Long, 1.25" Diameter

from

$13.99
The Dayco curved radiator hose features knitted reinforcement, a protective sleeve and a synthetic EPDM rubber construction for high-strength performance, protection against abrasion and resistance to oil, mud, salt, road debris, ozone and coolants. It can also withstand temperature variations of -40 Deg. F (-40 Deg. C) to +257 Deg. F (+125 Deg. C). The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose.

Product Features:
  • Meets SAE J20R4, Class D-1 requirements
  • Meets Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Provides excellent protection against external elements
See More

Gates – Premium Molded Coolant Hose (Part No.21201)

Premium Molded Coolant Hose

from

$32.99
Gates Molded Coolant Hose is manufactured to fit specific applications. Similar to OEM specifications. Approved for marine applications.

Product Features:
  • Specifically-engineered materials resist collapse under vacuum
  • Engineered to resist electrochemical degradation, the leading cause of hose failure
  • Pre-shaped to fit and to ensure perfectly sealed conditions
  • EPDM tube: synthetic fiber knit reinforcement: heat-, ozone- and chemical coolant-resistant EPDM cover
  • Meets requirements of SAE 20R4, class D2 and DIN 73411, class A (except for tolerances)
  • Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
  • Note: Gates recommends replacing hose clamps each time a new coolant hose is installed
  • Caution: Do not use for fuel or oil transfer applications
See More

Gates – Vulco-Flex½ II Flexible Coolant Hose (Part No.25530)

Vulco-Flex½ II Flexible Coolant Hose

from

$33.49
Product Features:
  • Improved sealing surface for greater leak resistance
  • High flexibility for easy installation
  • Maximum vehicle coverage with minimum inventory
  • Resistant to heat, oil and ozone
  • Rated for SAE 20R5 Class D-2 performance
  • Temperature Range: up to +257 Deg. F (+125 Deg. C)
  • Note: Gates recommends replacing clamps each time a new coolant hose is installed
  • Caution: Do not use for fuel or oil transfer applications
See More

1981 GMC G1500 Radiator Hoses

Maybe you’re in the middle of a full rebuild of that 1981 GMC G1500. Maybe you just need a couple of Radiator Hoses. Either way, Advance Auto Parts has 7 different Radiator Hoses in our inventory ranging from $3.99 to $33.49. That means you can find the exact parts or products you need to keep that 1981 GMC G1500 running smoothly.

Radiator Hoses are only as good as their brand. We stock 2 different brands to make sure you have plenty of trusted parts to choose from for your 1981 GMC G1500. Dayco and Gates are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Radiator Hoses for your 1981 GMC G1500, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Radiator Hoses to keep your 1981 GMC G1500 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Radiator Hoses Brands To Make Your 1981 GMC G1500 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1981 GMC G1500 demands trusted brand parts and products to keep it running. Many trusted brands of Radiator Hoses make up Advance Auto Parts’ inventory, and all are ready to help make your G1500 the best it can be. Be sure to browse some of our top Radiator Hoses brands and parts.

FAQs for 1981 GMC G1500 Radiator Hoses

What are the most purchased Radiator Hoses for the 1981 GMC G1500?

Out of 7 Radiator Hoses for the 1981 GMC G1500, the most popular in our inventory are:
Curved Radiator Hoses: EPDM Rubber, Standard Duty, 19" Long, 1.25" Diameter
from $13.99
This product is not rated
Curved Radiator Hoses: EPDM Rubber, Standard Duty, 19" Long, 1.25" Diameter
Coolant Hoses
Curved Radiator Hoses: EPDM Rubber, Standard Duty, 15" Long, .75" Diameter
from $14.99
This product is not rated
Curved Radiator Hoses: EPDM Rubber, Standard Duty, 15" Long, .75" Diameter
By-Pass Hoses
Straight Heater Hose: EPDM, Direct Fit, 0.75" Inside Diameter (Sold by foot)
from $3.99
This product is not rated
Straight Heater Hose: EPDM, Direct Fit, 0.75" Inside Diameter (Sold by foot)
By-Pass Hoses