Mack WS Belts and Hoses

Essential Mack WS Belts and Hoses

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

$20.99
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 – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 12" Long, 3" Diameter (Part No.D70870)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 12" Long, 3" Diameter

from

$40.49
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
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Gates – Green Stripe« 2-Ply Straight Coolant Hose (Part No.24220)

Green Stripe« 2-Ply Straight Coolant Hose

from

$1.49
Stick hose designed for demanding heavy-duty coolant/air applications. Approved for marine applications.

Product Features:
  • Cover marked in 1 in. increments to facilitate approximate cut lengths, allows ┐custom-fit” installations
  • Engineered with compounds that resist electrochemical degradation
  • Approved for marine applications
  • Exceeds SAE 20R1 Type EC (Class D-1 Tube, and cover, Standard Wall)
  • Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
  • Note: For a maintenance free connection, use PowerGrip SB clamps
  • Caution: Do not use for fuel or oil transfer applications
  • PLEASE NOTE: Item is priced and sold by the inch. See store for details.
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Dayco – V-Belt, Top Cog (Part No.17550)

V-Belt, Top Cog

from

$28.99
Dayco® High Performance V-Belt is the workhorse of the heavy-duty industry. Polyester cord provides maximum power transfer and tension holding capability for the life of the belt. The laminated construction helps absorb greater shock loads associated with diesel engines. These Dayco® High Performance V-Belt advantages translate into less downtime, lower maintenance costs, and increased dependability. Dayco’s High Performance V-Belt meets or exceeds SAE J636 and J637 specifications.

Product Features:
  • The High Performance V-Belt design delivers more flexibility and increases airflow around the belt, so it runs cooler and lasts longer than most competitive belts
  • Polyester cord provides maximum power transfer and tension holding capability for the life of the belt
  • The laminated construction helps absorb greater shock loads associated with diesel engines
  • 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 – Automotive XL« High Capacity V-Belt (Part No.9400)

Automotive XL« High Capacity V-Belt

from

$30.49
Replacement belt for the most demanding engine drives. Due to thermal forces, this variable notched belt actually tightens on the drive as it gets hot. This results in improved belt performance by reducing tension decay and noise.

Product Features:
  • Fiber-loaded rubber stock adds flexibility along the length of the belt and provides greater lateral stability in the pulley
  • Form-ground to ensure precise top width and sidewall dimensional control for proper fit to the pulley
  • Thermally-active tensile cords for maintenance-free performance when properly installed and tensioned
  • Resists oil, heat, ozone, weather and aging for improved belt life
  • Meets or exceeds SAE J636C specifications
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Dayco – V-Belt, Top Cog (Part No.17400)

V-Belt, Top Cog

from

$19.49
Dayco® High Performance V-Belt is the workhorse of the heavy-duty industry. Polyester cord provides maximum power transfer and tension holding capability for the life of the belt. The laminated construction helps absorb greater shock loads associated with diesel engines. These Dayco® High Performance V-Belt advantages translate into less downtime, lower maintenance costs, and increased dependability. Dayco’s High Performance V-Belt meets or exceeds SAE J636 and J637 specifications.

Product Features:
  • The High Performance V-Belt design delivers more flexibility and increases airflow around the belt, so it runs cooler and lasts longer than most competitive belts
  • Polyester cord provides maximum power transfer and tension holding capability for the life of the belt
  • The laminated construction helps absorb greater shock loads associated with diesel engines
  • 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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Driveworks – Automotive V-Belt, Driveworks (Part No.44817)

Automotive V-Belt, Driveworks

from

$4.99
The Driveworks V-Belt is manufactured with top quality components to deliver the maximum power and performance on all passenger cars and light duty trucks in service today.

Product Features:
  • This belt is made with bottom cogs to provide the maximum flexibility and grip required on v-belt drives
  • Polyester cords provide extreme tension-holding capability for longer belt life
  • The raw edge belt design delivers the maximum gripping power
  • The highly engineered rubber compounds are resistant to under hood heat and ozone deterioration
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Dayco – Bottom Cog V-Belt; 67 Inch Long, Exact Fit Premium Quality (Part No.17670)

Bottom Cog V-Belt; 67 Inch Long, Exact Fit Premium Quality

from

$25.49
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 – Green Stripe« 2-Ply Straight Coolant Hose (Part No.24236)

Green Stripe« 2-Ply Straight Coolant Hose

from

$3.79
Stick hose designed for demanding heavy-duty coolant/air applications. Approved for marine applications.

Product Features:
  • Cover marked in 1 in. increments to facilitate approximate cut lengths, allows ┐custom-fit” installations
  • Engineered with compounds that resist electrochemical degradation
  • Approved for marine applications
  • Exceeds SAE 20R1 Type EC (Class D-1 Tube, and cover, Standard Wall)
  • Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
  • Note: For a maintenance free connection, use PowerGrip SB clamps
  • Caution: Do not use for fuel or oil transfer applications
  • PLEASE NOTE: Item is priced and sold by the inch. See store for details.
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Gates – Premium Molded Coolant Hose (Part No.21042)

Premium Molded Coolant Hose

from

$42.99
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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Gates – Green Stripe« 2-Ply Straight Coolant Hose (Part No.24232)

Green Stripe« 2-Ply Straight Coolant Hose

from

$2.99
Stick hose designed for demanding heavy-duty coolant/air applications. Approved for marine applications.

Product Features:
  • Cover marked in 1 in. increments to facilitate approximate cut lengths, allows ┐custom-fit” installations
  • Engineered with compounds that resist electrochemical degradation
  • Approved for marine applications
  • Exceeds SAE 20R1 Type EC (Class D-1 Tube, and cover, Standard Wall)
  • Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
  • Note: For a maintenance free connection, use PowerGrip SB clamps
  • Caution: Do not use for fuel or oil transfer applications
  • PLEASE NOTE: Item is priced and sold by the inch. See store for details.
See More

Dayco – Poly Rib Belt Serpentine Belt; 43.6 Long, 6 Rib Count (Part No.5060436)

Poly Rib Belt Serpentine Belt; 43.6 Long, 6 Rib Count

from

$33.99
Constructed with aramid reinforced EPDM compounds, the Dayco poly-V serpentine belt delivers  more than just OE quality. Developed through extensive laboratory and road testing, the rib profile in this EPDM belt has been engineered to conform to high mile

Product Features:
  • Provides full coverage for today’s light-duty vehicle market, especially vehicles with troublesome drives
  • Engineered to help address noise issues caused by the belt drive 
  • Capable of handling more extreme temperatures and workloads
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Gates – V-Ribbed (Heavy Duty) Serpentine Belt: 43.75" Long, 4 Rib Count, Exact Fit (Part No.K040430HD)

V-Ribbed (Heavy Duty) Serpentine Belt: 43.75" Long, 4 Rib Count, Exact Fit

from

$23.99
Gates FleetRunner Micro-V Belts are designed for the toughest applications. FleetRunner 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. FleetRunner does this all while providing the lowest cost per mile for fleets, including 3/4 and 1 ton pickups.

Product Features:
  • Patented material provides peak performance at prolonged extreme operating temperatures
  • Heavy-duty construction resists cracking and wear, even at extreme temperatures
  • Special compound provides unmatched flexibility, stability, load carrying capacity and belt life
  • Problem solver designed for the toughest applications
  • Consistently outperforms other heavy-duty serpentine belts on the market
  • Engineered to save your fleet money and reduce downtime
  • Tensioner Replacement is Recommended (if equipped)
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Driveworks – Poly Rib Belt Serpentine Belt; 43.6 Long, 6 Rib Count (Part No.436K6)

Poly Rib Belt Serpentine Belt; 43.6 Long, 6 Rib Count

from

$21.99
The Driveworks belt is designed to provide better belt-to-pulley contact. The specialized rubber compound incorporates a high temperature polymer formulated to maximize load carrying requirements and belt life. This Driveworks ribbed belt has been constructed and engineered to meet the stringent demands of today’s automotive drive systems. The Driveworks ribbed belt delivers long-lasting dependable belt life.

Product Features:
  • Constructed with heat and ozone resistant EPDM rubber
  • Fiber is added to the rib stock to reinforce the rubber and reduce noise from worn and misaligned pulleys
  • Made with treated polyester cord to reduce belt stretch
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Gates – FleetRunner« Heavy-Duty Micro-V« Serpentine Drive Belt (Part No.K040445HD)

FleetRunner« Heavy-Duty Micro-V« Serpentine Drive Belt

from

$32.99
Gates FleetRunner Micro-V Belts are designed for the toughest applications. FleetRunner 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. FleetRunner does this all while providing the lowest cost per mile for fleets, including 3/4 and 1 ton pickups.

Product Features:
  • Patented material provides peak performance at prolonged extreme operating temperatures
  • Heavy-duty construction resists cracking and wear, even at extreme temperatures
  • Special compound provides unmatched flexibility, stability, load carrying capacity and belt life
  • Problem solver designed for the toughest applications
  • Consistently outperforms other heavy-duty serpentine belts on the market
  • Engineered to save your fleet money and reduce downtime
  • Tensioner Replacement is Recommended (if equipped)
See More

Gates – V-Ribbed (Heavy Duty) Serpentine Belt: 44.125" Long, 6 Rib Count, Exact Fit (Part No.K060435HD)

V-Ribbed (Heavy Duty) Serpentine Belt: 44.125" Long, 6 Rib Count, Exact Fit

from

$45.99
Gates FleetRunner Micro-V Belts are designed for the toughest applications. FleetRunner 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. FleetRunner does this all while providing the lowest cost per mile for fleets, including 3/4 and 1 ton pickups.

Product Features:
  • Patented material provides peak performance at prolonged extreme operating temperatures
  • Heavy-duty construction resists cracking and wear, even at extreme temperatures
  • Special compound provides unmatched flexibility, stability, load carrying capacity and belt life
  • Problem solver designed for the toughest applications
  • Consistently outperforms other heavy-duty serpentine belts on the market
  • Engineered to save your fleet money and reduce downtime
  • Tensioner Replacement is Recommended (if equipped)
See More

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

You love your WS. So we’ve made it easier than ever to help you find Mack WS Belts and Hoses in our online catalog. Our inventory holds 47 aftermarket and OEM Belts and Hoses for your Mack WS, ranging from $1.49 to $54.99.

We offer parts from 3 brands trusted to make quality Belts and Hoses for your Mack WS. Before you buy, take some time to read through customer reviews. We currently have 352 reviews of Mack WS 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 4.0 stars.

Find your WS 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 WS 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 WS

Our inventory holds Belts and Hoses for your Mack WS 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 WS Belts and Hoses

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

Out of 47 Belts and Hoses for the Mack WS, the most popular in our inventory are:
Poly Rib Belt Serpentine Belt; 43.6 Long, 6 Rib Count
from $21.99
(16)
Poly Rib Belt Serpentine Belt; 43.6 Long, 6 Rib Count
Serpentine Belts
Curved Radiator Hoses: EPDM Rubber, Standard Duty, 13.75" Long, 2" Diameter
from $20.99
This product is not rated
Curved Radiator Hoses: EPDM Rubber, Standard Duty, 13.75" Long, 2" Diameter
Upper Radiator Hoses
V-Belt, Top Cog
from $28.99
This product is not rated
V-Belt, Top Cog
V-Belts

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

Top-rated Belts and Hoses for your Mack WS based on customer reviews/ratings are:
Green Stripe« Truck & Bus Series V-Belt
from $52.99
(2)
Green Stripe« Truck & Bus Series V-Belt
“It went in a teenager’s car. Works great.”
Automotive V-Belt, Driveworks
from $6.29
(1)
Automotive V-Belt, Driveworks
“These are just as durable as the major brands at less cost. I run these belts on several of my classic cars and have never been let down yet.”