Mack R Belts and Hoses

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Essential Mack R Belts and Hoses

Dayco – Straight Radiator Hoses; EPDM Rubber, 2 1/2 Inch Inner Diameter (sold by inch) (Part No.76250)

Straight Radiator Hoses; EPDM Rubber, 2 1/2 Inch Inner Diameter (sold by inch)

from

$1.79
Designed for a wide range of light and heavy duty truck applications where the radiator hose routing is relatively straight, Dayco’s Straight Radiator Hose features knitted einforcement and synthetic EPDM rubber construction. It meets SAE J20R4, Class D-2 requirements and provides high strength and resistance to ozone and other detrimental environmental elements, coolants, and temperature variations from -40 Degree F (-40 Degree C) to +257 Degree F (+125 Degree C). Note: This hose is NOT suitable for fuel or oil transfer.

Product Features:
  • Meets SAE J20R4, Class D-2 requirements
  • Features a high strength knitted reinforcement and synthetic EPDM rubber construction
  • Resistant to standard coolants, ozone and other detrimental environmental elements
  • Works well in temperatures ranging from -40 Degree F (-40 Degree C) to +257 Degree F (+125 Degree C)
  • PLEASE NOTE: Priced and sold by inch. See store for details.
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Dayco – Flexible Radiator Hose, Heavy Duty, Dayco (Part No.82111GL)

Flexible Radiator Hose, Heavy Duty, Dayco

from

$58.99
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 splitting, ballooning and elongation as well as resist ozone and other detrimental environmental elements, coolants and temperature variations of -40 Deg. F (-40 Deg. C) to +257 Deg. F (+125 Deg. C). With corrugations that provide excellent hose flexibility without flattening or collapsing, the Dayco flex radiator hose also features a helical steel coil spring for increased flexibility.

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
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Gates – Green Stripe Heavy-Duty Vulco-Flex Coolant Hose (Part No.26523)

Green Stripe Heavy-Duty Vulco-Flex Coolant Hose

from

$47.99
Heavy-duty flexible hose designed to replace straight or curved coolant hoses. The benefit is maximum coverage with minimum inventory. Hose inside diameter remains constant from end to end. No convolutions inside hose so tube is smooth, allowing free coolant flow. Approved for marine applications.

Product Features:
  • Designed to resist electrochemical degradation, which is the primary cause of hose failure
  • The built-in spiral steel wire allows for medium-sized curves without creases or folds.
  • EPDM tube and neoprene cover for longer lifespan
  • Polyester fabric-ply reinforcement vulcanizes into shape without unnecessary strain on connections
  • Heat, oil and ozone resistant
  • Performs to SAE 20R5 Type EC Class D-2 specifications
  • temperature range Deg. F to +257 degrees F (-40 degrees C to +125 degrees C)
  • Caution: Do not use for fuel or oil transport applications.
  • Caution: Do not use for fuel or oil transfer applications.
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Dayco – Straight Radiator Hoses; EPDM Rubber, HD, 3 Inch Inner Dia. (Sold by inch) (Part No.77300GL)

Straight Radiator Hoses; EPDM Rubber, HD, 3 Inch Inner Dia. (Sold by inch)

from

$2.99
Designed for a wide range of heavy-duty truck applications where the routing is relatively straight, the Dayco straight radiator hose – H.D. is made with the highest quality woven mesh fabric reinforcement, neoprene cover and nitrile tube compounds to withstand the most corrosive elements in diesel engines. Providing protection from oil, coolants, coolant additives and heat, it has a temperature rating of -40 Deg. F (-40 Deg. C) to +212 Deg. F (+100 Deg. C).

Product Features:
  • Capable of withstanding extreme temperatures and high-pressure environments
  • Designed to meet SAE requirements J20R1, Class B Tube, Class C Cover, standard wall construction
  • Not suitable for fuel or oil transfer
  • PLEASE NOTE: Item is sold and priced by the inch. See store for details.
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Gates – Premium Molded Coolant Hose (Part No.21379)

Premium Molded Coolant Hose

from

$27.99
Gates Molded Coolant Hose is manufactured to fit specific applications. Similar to OEM specifications. Approved for marine applications.

Product Features:
  • Materials specifically designed to resist collapse under vacuum
  • Designed to resist electrochemical degradation, the main cause of casing failure
  • Pre-shaped to fit and to ensure perfectly sealed conditions
  • EPDM tube; reinforced with knitted synthetic fibers; EPDM lid resistant to heat, ozone, and chemical refrigerants
  • It meets the 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 the clamps and connectors each time a new radiator hose is installed.
  • Caution: Do not use for fuel or oil transport applications.
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Dayco – Straight Radiator Hoses; EPDM Rubber, 1 3/4 Inch Inner Diameter (sold by inch) (Part No.76175)

Straight Radiator Hoses; EPDM Rubber, 1 3/4 Inch Inner Diameter (sold by inch)

from

$1.29
Designed for a wide range of light and heavy duty truck applications where the radiator hose routing is relatively straight, Dayco’s Straight Radiator Hose features knitted einforcement and synthetic EPDM rubber construction. It meets SAE J20R4, Class D-2 requirements and provides high strength and resistance to ozone and other detrimental environmental elements, coolants, and temperature variations from -40 Degree F (-40 Degree C) to +257 Degree F (+125 Degree C). Note: This hose is NOT suitable for fuel or oil transfer.

Product Features:
  • Meets SAE J20R4, Class D-2 requirements
  • Features a high strength knitted reinforcement and synthetic EPDM rubber construction
  • Resistant to standard coolants, ozone and other detrimental environmental elements
  • Works well in temperatures ranging from -40 Degree F (-40 Degree C) to +257 Degree F (+125 Degree C)
  • PLEASE NOTE: Priced and sold by inch. See store for details.
See More

Gates – FleetRunner Heavy-Duty V-Belt (Part No.9313HD)

FleetRunner Heavy-Duty V-Belt

from

$34.99
Designed for the toughest applications, Fleet Runner construction provides superior flexibility, stability, load capacity, and unsurpassed belt life. Patented materials deliver peak performance at extreme prolonged operating temperatures making this belt the ultimate problem solver. An advanced blend of EPDM rubber technology withstands the modern threats of deterioration from increased exposure to ozone and water-based coolants. Fleet Runner does this all while providing the lowest cost per mile for fleets, including 3/4 and 1 ton pickups.

Product Features:
  • The patented material offers optimal performance at extremely high operating temperatures.
  • Heavy-duty construction resists cracking, wear, oil and heat
  • Special compound provides unmatched stability, load carrying capacity and belt life
  • Unique undercord notch pattern offers increased flexibility for smaller diameter pulleys
  • Troubleshooter for problematic drives
  • Designed to save your fleet money and reduce downtime
  • It meets RMA oil and heat resistance standards and static conductivity requirements
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Dayco – Bottom Cog V-Belt; 65 Inch Long, Exact Fit Premium Quality (Part No.17650)

Bottom Cog V-Belt; 65 Inch Long, Exact Fit Premium Quality

from

$31.49
Dayco’s high performance HD V-belt is one of the most innovative, top performing belts for its application. By combining raw-edge construction with a specially formulated polyester cord treatment, it offers excellent resistance to repeated flexing and protection against heat, oil and grease as well as the strength, stability and reliability required for vehicles that still need a heavy-duty V-belt.

Product Features:
  •  Designed for efficient power transmission to vehicle accessories in today’s trucks and buses
  •  Provides greater durability and flexibility – 35% stronger than all previous versions
  •  Features specially treated cords for added strength, stability and reliability
  • Made with specially formulated rubber compounds, this belt is highly resistant to extreme under hood temperatures that can cause premature damage to under engineered rubber compounds
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Gates – FleetRunner Heavy-Duty V-Belt (Part No.9447HD)

FleetRunner Heavy-Duty V-Belt

from

$44.99
Designed for the toughest applications, Fleet Runner construction provides superior flexibility, stability, load capacity, and unsurpassed belt life. Patented materials deliver peak performance at extreme prolonged operating temperatures making this belt the ultimate problem solver. An advanced blend of EPDM rubber technology withstands the modern threats of deterioration from increased exposure to ozone and water-based coolants. Fleet Runner does this all while providing the lowest cost per mile for fleets, including 3/4 and 1 ton pickups.

Product Features:
  • The patented material offers optimal performance at extremely high operating temperatures.
  • Construction resistant to cracking, wear, oil and heat
  • The special compound provides unprecedented flexibility, stability, load-bearing capacity, and belt life.
  • The unique notch pattern offers greater flexibility for smaller diameter pulleys
  • Problem solver for troubled drives
  • Engineered to save your fleet money and reduce downtime
  • Compliant with RMA standards for oil and heat resistance and static conductivity requirements
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Gates – Green Stripe Heavy-Duty Vulco-Flex Coolant Hose (Part No.26521)

Green Stripe Heavy-Duty Vulco-Flex Coolant Hose

from

$34.99
Heavy-duty flexible hose designed to replace straight or curved coolant hoses. The benefit is maximum coverage with minimum inventory. Hose inside diameter remains constant from end to end. No convolutions inside hose so tube is smooth, allowing free coolant flow. Approved for marine applications.

Product Features:
  • Designed to resist electrochemical degradation, the main cause of pipe failure
  • The steel wire spiral allows them to adopt multiple shapes without bending or crushing
  • EPDM tube and Neoprene cover for extended service life
  • Polyester fabric-ply reinforcement vulcanizes into shape without unnecessary strain on connections
  • Resistant to heat, oil and ozone
  • Compliant with SAE 20R5 Type EC Class D-2 specifications
  • temperature range Deg. F to +257 degrees F (-40 degrees C to +125 degrees C)
  • Warning: Do not use for fuel or oil transfer applications
  • Caution: Do not use for fuel or oil transfer applications.
See More

Gates – Premium Molded Coolant Hose (Part No.21042)

Premium Molded Coolant Hose

from

$40.99
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 ensure a perfect seal
  • EPDM tube; synthetic fiber knit reinforcement; heat-, ozone- and chemical coolant-resistant EPDM cover
  • It meets the 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 transport applications.
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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 13.75" Long, 2" Diameter (Part No.E70739)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 13.75" Long, 2" Diameter

from

$42.99
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 – Straight Radiator Hoses; EPDM Rubber, 2 3/4 Inch Inner Diameter (sold by inch) (Part No.76275)

Straight Radiator Hoses; EPDM Rubber, 2 3/4 Inch Inner Diameter (sold by inch)

from

$2.49
The Dayco Straight Radiator Hose is designed for a wide range of light and heavy duty truck applications where the radiator hose routing is relatively straight. Note: This hose is NOT suitable for fuel or oil transfer.

Product Features:
  • Meets SAE J20R4, Class D-2 requirements
  • Features a high strength knitted reinforcement and synthetic EPDM rubber construction
  • Resistant to standard coolants, ozone and other detrimental environmental elements
  • PLEASE NOTE: Priced and sold by inch. See store for details.
See More

Dayco – Straight Radiator Hoses; EPDM Rubber, 2 3/8 Inch Inner Diameter (sold by inch) (Part No.76238)

Straight Radiator Hoses; EPDM Rubber, 2 3/8 Inch Inner Diameter (sold by inch)

from

$1.79
The Dayco Straight Radiator Hose is designed for a wide range of light and heavy duty truck applications where the radiator hose routing is relatively straight. Note: This hose is NOT suitable for fuel or oil transfer.

Product Features:
  • Meets SAE J20R4, Class D-2 requirements
  • Features a high strength knitted reinforcement and synthetic EPDM rubber construction
  • Resistant to standard coolants, ozone and other detrimental environmental elements
  • PLEASE NOTE: Priced and sold by inch. See store for details.
See More

Gates – FleetRunner Heavy-Duty Micro-V Serpentine Drive Belt (Part No.K060435HD)

FleetRunner Heavy-Duty Micro-V Serpentine Drive Belt

from

$54.99
Gates Fleet Runner Micro-V Belts are designed for the toughest applications. Fleet Runner construction provides superior flexibility, stability, load capacity, and unsurpassed belt life. Patented materials deliver peak performance at extreme prolonged operating temperatures, making this belt the ultimate problem solver. An advanced blend of EPDM rubber technology withstands the modern threats of deterioration from increased exposure to ozone and water-based coolants. Fleet Runner does this all while providing the lowest cost per mile for fleets, including 3/4 and 1 ton pickups.

Product Features:
  • The patented material provides maximum performance at extreme and prolonged operating temperatures.
  • The construction resists cracking and wear, even at extreme temperatures.
  • A special compound offers unparalleled flexibility, stability, load capacity, and belt lifespan.
  • Problem solver designed for the toughest applications
  • It consistently outperforms other heavy-duty serpentine belts on the market
  • Engineered to save your fleet money and reduce downtime
  • Replacing the tensioner is recommended (if the vehicle is equipped with one).
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Dayco – Straight Radiator Hoses; EPDM Rubber, 2 1/4 Inch Inner Diameter (sold by inch) (Part No.76225)

Straight Radiator Hoses; EPDM Rubber, 2 1/4 Inch Inner Diameter (sold by inch)

from

$1.79
The Dayco Straight Radiator Hose is designed for a wide range of light and heavy duty truck applications where the radiator hose routing is relatively straight. Note: This hose is NOT suitable for fuel or oil transfer.

Product Features:
  • Meets SAE J20R4, Class D-2 requirements
  • Features a high strength knitted reinforcement and synthetic EPDM rubber construction
  • Resistant to standard coolants, ozone and other detrimental environmental elements
  • PLEASE NOTE: Priced and sold by inch. See store for details.
See More

Dayco – Straight Radiator Hoses; EPDM Rubber, 1 1/2 Inch Inner Diameter (sold by inch) (Part No.76150)

Straight Radiator Hoses; EPDM Rubber, 1 1/2 Inch Inner Diameter (sold by inch)

from

$1.29
The Dayco Straight Radiator Hose is designed for a wide range of light and heavy duty truck applications where the radiator hose routing is relatively straight. Note: This hose is NOT suitable for fuel or oil transfer.

Product Features:
  • Meets SAE J20R4, Class D-2 requirements
  • Features a high strength knitted reinforcement and synthetic EPDM rubber construction
  • Resistant to standard coolants, ozone and other detrimental environmental elements
  • PLEASE NOTE: Priced and sold by inch. See store for details.
See More

Dayco – Straight Radiator Hoses; EPDM Rubber, 1 1/4 Inch Inner Diameter (sold by inch) (Part No.76125)

Straight Radiator Hoses; EPDM Rubber, 1 1/4 Inch Inner Diameter (sold by inch)

from

$0.99
The Dayco Straight Radiator Hose is designed for a wide range of light and heavy-duty truck applications where the radiator hose routing is relatively straight. Note: This hose is NOT suitable for fuel or oil transfer.

Product Features:
  • Meets SAE J20R4, Class D-2 requirements.
  • Features a high strength knitted reinforcement and synthetic EPDM rubber construction
  • Resistant to standard coolants, ozone and other detrimental environmental elements
See More

Gates – Premium Molded Coolant Hose (Part No.21488)

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:
  • The specially designed materials resist collapse under vacuum.
  • Engineered to resist electrochemical degradation, the leading cause of hose failure
  • Pre-formed for a good fit and to ensure perfectly sealed connections
  • EPDM tube; reinforced with knitted synthetic fibers; EPDM lid resistant to heat, ozone, and chemical refrigerants
  • It meets the requirements of SAE 20R4, class D2 and DIN 73411, class A (except for tolerances)
  • temperature range Deg. F to +257 degrees F (-40 degrees C to +125 degrees C)
  • Note: Gates recommends replacing the clamps and connectors each time a new radiator hose is installed.
  • Caution: Do not use for fuel or oil transfer applications
See More

Helping You Find the Right Belts and Hoses for Your Mack R

You love your R. So we’ve made it easier than ever to help you find Mack R Belts and Hoses in our online catalog. Our inventory holds 83 aftermarket and OEM Belts and Hoses for your Mack R, ranging from $0.99 to $84.99.

We offer parts from 3 brands trusted to make quality Belts and Hoses for your Mack R. Before you buy, take some time to read through customer reviews. We currently have 483 reviews of Mack R Belts and Hoses from previous customers. Some of the top rated parts include Green Stripe Truck & Bus Series V-Belt with 3.0 stars and Automotive V-Belt, Driveworks with 5.0 stars.

Find your R Belts and Hoses here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Mack R part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Belts and Hoses Brands for Your Mack R

Our inventory holds Belts and Hoses for your Mack R from 3 trusted brands. You’ll find OEM and aftermarket parts from brands like Dayco, Driveworks, and Gates, all of which can keep that Mack happy.

FAQs for Mack R Belts and Hoses

What are the most purchased Belts and Hoses for the Mack R?

Out of 83 Belts and Hoses for the Mack R, the most popular in our inventory are:
Straight Radiator Hoses; EPDM Rubber, 1 3/4 Inch Inner Diameter (sold by inch)
from $1.29
This product is not rated
Straight Radiator Hoses; EPDM Rubber, 1 3/4 Inch Inner Diameter (sold by inch)
Upper Radiator Hoses
Straight Radiator Hoses; EPDM Rubber, 2 3/8 Inch Inner Diameter (sold by inch)
from $1.79
This product is not rated
Straight Radiator Hoses; EPDM Rubber, 2 3/8 Inch Inner Diameter (sold by inch)
Heater Hoses

What are the top-rated Mack R Belts and Hoses?

Top-rated Belts and Hoses for your Mack R based on customer reviews/ratings are:
Green Stripe Truck & Bus Series V-Belt
from $53.99
(2)
Green Stripe Truck & Bus Series V-Belt
“It went in a teenager’s car. Works great.”
Automotive V-Belt, Driveworks
from $4.99
(1)
Automotive V-Belt, Driveworks
“Great Fit and price was low for quality belt. AC works like new again”
Automotive V-Belt, Driveworks
from $4.29
(1)
Automotive V-Belt, Driveworks
“Horrible. I got the wrong part and their advice was to pry it on harder. I needed the 44in belt not the 42… 2in difference. They actually refused ”