Peterbilt 386 Belts and Hoses

Essential Peterbilt 386 Belts and Hoses

Dayco – Poly Rib Belt HD Serpentine Belt; 91.5 Long, 8 Rib Count, Heavy Duty (Part No.5080915)

Poly Rib Belt HD Serpentine Belt; 91.5 Long, 8 Rib Count, Heavy Duty

from

$70.99
Produced for heavy-duty vehicles and buses with multiple accessories, Dayco HD poly-V belts are made from EPDM material to resist heat and are compliant with the latest standards, guaranteeing resistance, reliability, low noise and longer service life. Engineered for high torque and power pulses, these belts also feature specially treated cords within the belt to resist stretching and ensure length stability.

Product Features:
  • Engineered to handle operating conditions with temperatures up to 130°C (266°F)
  • Designed for multiple accessories such as A/C, power steering pumps, alternators and water pumps
  • Capable of delivering excellent performance in high torque and high power pulse applications
  • Specially formulated treated cord insures length and tension stability on heavy duty diesel engine drives for the life of the belt
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Litens – O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 74 mm Diameter (Part No.900566A)

O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 74 mm Diameter

from

$90.99
This Litens pulley is manufactured by one of the largest original equipment pulley suppliers to ensure proper fit and performance. This pulley is produced for serpentine belt routing applications and is made of high strength steel for improved life and durability. This pulley conforms to original equipment material, tolerances, and specifications. This part fits Heavy Duty truck applications including 2000-2008 Kenworth with C13/C15. Comes pre-assembled with a new installation bolt and dust shield. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.
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Gates – DriveAlign½ Belt Drive Idler/Tensioner Pulley (Part No.36230)

DriveAlign½ Belt Drive Idler/Tensioner Pulley

from

$66.99
Product Features:
  • Steel and thermoplastic construction designed to tight manufacturing tolerances for high durability and quality performance
  • Built to last with a superior resistance to dirt, salt, chemicals and other under-hood contaminants
  • OE-quality fit for virtually every domestic or import vehicle on the road today
  • Bearings meet or exceed OE standards with application-specific speed and load requirements, to withstand high under hood temperatures
  • Premium bearings eliminate bearing noise
  • Mounting hardware included for some popular applications
  • Reliable operation under severe conditions
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Gates – Diesel Emissions Fluid (DEF) SCR Hose Assembly (Part No.DEF7002)

Diesel Emissions Fluid (DEF) SCR Hose Assembly

from

$84.99
Gates Diesel Emission Fluid (DEF) Hose Assemblies are specially designed and manufactured to convey Diesel Emission Fluid (DEF). Because DEF freezes at +11 Deg. F (-12 Deg. C), the hose and couplings are electronically heated using our revolutionary carbon fiber heating system. This patent pending technology allows for more uniform fluid heating compared to heated-wire designs and features thermoplastic over-molds to protect electrical connections against moisture and corrosion.

Product Features:
  • Patented carbon-fiber heating provides design flexibility and allows faster thaw times with reduced power consumption
  • Designed to match OE performance
  • Over-molded ends encapsulate electrical connections and provide weatherproof performance
  • SAE J2044 quick-connect couplings
  • Temperature range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +135 Deg. C)
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Gates – Diesel Emissions Fluid (DEF) SCR Hose Assembly (Part No.DEF7001)

Diesel Emissions Fluid (DEF) SCR Hose Assembly

from

$74.99
Product Features:
  • Patented carbon-fiber heating provides design flexibility and allows faster thaw times with reduced power consumption
  • Designed to match OE performance
  • Over-molded ends encapsulate electrical connections and provide weatherproof performance
  • SAE J2044 quick-connect couplings
  • Temperature range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +135 Deg. C)
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Dayco – Poly Rib Belt HD Serpentine Belt; 87.25 Long, 12 Rib Count, Heavy Duty (Part No.5120873)

Poly Rib Belt HD Serpentine Belt; 87.25 Long, 12 Rib Count, Heavy Duty

from

$84.99
Produced for heavy-duty vehicles and buses with multiple accessories, Dayco HD poly-V belts are made from EPDM material to resist heat and are compliant with the latest standards, guaranteeing resistance, reliability, low noise and longer service life. En

Product Features:
  • Engineered to handle operating conditions with temperatures up to 130°C (266°F)
  • Designed for multiple accessories such as A/C, power steering pumps, alternators and water pumps
  • Capable of delivering excellent performance in high torque and high power pulse applications
  • Specially formulated treated cord insures length and tension stability on heavy duty diesel engine drives for the life of the belt
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Driveworks – Poly Rib Belt Serpentine Belt; 85.5 Long, 6 Rib Count (Part No.855K6)

Poly Rib Belt Serpentine Belt; 85.5 Long, 6 Rib Count

from

$38.99
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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Dayco – Straight Heater Hose: EPDM Rubber, Universal Fit, 3/8" Inside Diameter (Sold by foot) (Part No.80259)

Straight Heater Hose: EPDM Rubber, Universal Fit, 3/8" Inside Diameter (Sold by foot)

from

$0.99
Specifically designed to carry the heated coolant from the engine block to the heater core under the dashboard and return it to the engine, this Dayco Standard Heater Hose is constructed using all EPDM compounds and spiral reinforcement for high burst strength and excellent heat resistance. Made for general service on light trucks and passenger cars, this hose is similar to SAE 20R3, Class D-2 and has a temperature rating of -40 Degree F (-40 Degree C) to +257 Degree F (+125 Degree C). This Dayco Standard Heater Hose is compatible with all common coolant and coolant additives. Note: This hose is NOT suitable for fuel or oil transfer.

Product Features:
  • Specifically designed to be compatible with all common coolants and coolant additives
  • Constructed using all EPDM compounds and spiral reinforcements
  • Similar to SAE 20R3, Class D-2
  • Has a high burst strength and excellent heat resistance of -40 Degree F (-40 Degree C) to +257 Degree F (+125 Degree C)
  • PLEASE NOTE: Item is sold and priced by the foot. See store for details.
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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 19" Long, 2.50" Diameter (Part No.E70922)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 19" Long, 2.50" Diameter

from

$26.49
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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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 10" Long, 2.50" Diameter (Part No.C71813)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 10" Long, 2.50" Diameter

from

$18.29
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 – Molded 45 Degree Silicone Coolant Hose (Part No.28200)

Molded 45 Degree Silicone Coolant Hose

from

$249.99
Newer heavy-duty engines with advanced emissions systems (from 2007 to current model year) produce higher under-hood temperatures, requiring the use of silicone coolant hose. In these new low engine-air-flow and high-heat conditions, Gates Silicone Coolant Hose is the perfect product.

Product Features:
  • Premium 4-ply construction
  • High-heat resistance material meets or exceeds OE specifications
  • Multiple layers of first grade silicone material
  • Industry standard blue cover and orange tube for easy identification
  • Polyester knit reinforcement, unaffected by permeation of coolants and heat
  • Extra thick and resilient tube prevents cold water leaks and hardening under effect of heat
  • High-grade silicone cover resists coolants, ozone, weathering, sunlight and extreme ambient temperatures
  • Exceeds requirements of SAE J20R1, Class A
  • Temperature Range: -65 Deg. F to +350 Deg. F (-54 Deg. C to +177 Deg. C)
  • Gates also offers application-specific molded silicone coolant hose for exact dimensional specifications
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Dayco No Slack Gold Label – Serpentine Belt Tensioner; 1 Piece, HD, Engineered To Handle Higher Torque (Part No.89439)

Serpentine Belt Tensioner; 1 Piece, HD, Engineered To Handle Higher Torque

from

$136.99
For heavy duty diesel engine accessory drive applications, Dayco’s HD automatic belt tensioner is designed to handle higher torque and power pulses. The heavy-duty cast aluminum body and pulley arms translate into extra strength and durability and the patented flat spring design prevents fluctuations to the tensioner body as its footprint doesn’t change when it’s under tension. This reduces the risk of belt noise and also helps avoid separation of the housing a key failure seen from competitive products. Dayco automatic belt tensioner H.D. also includes rugged pulleys with dual lifetime lubricated bearings to deliver long lasting, dependable service. Feature highly damped designs using a wave spring and a metal ring with a bonded polymeric surface that acts as a radial shock absorber for the tensioner arm while reducing contamination.

Product Features:
  • Designed to prevent fluctuations to the tensioner body for longer service life.
  • Reduces the risk of noise and helps avoid housing separation
  • Includes pulleys with lubricated bearings for longer lasting performance
  • Heavy-duty cast aluminum body and pulley arms translate into extra strength and durability
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Dayco No Slack Gold Label – Serpentine Belt Tensioner; 1 Piece, HD, Engineered To Handle Higher Torque (Part No.89447)

Serpentine Belt Tensioner; 1 Piece, HD, Engineered To Handle Higher Torque

from

$171.99
For heavy duty diesel engine accessory drive applications, Dayco’s HD automatic belt tensioner is designed to handle higher torque and power pulses. The heavy-duty cast aluminum body and pulley arms translate into extra strength and durability and the patented flat spring design prevents fluctuations to the tensioner body as its footprint doesn’t change when it’s under tension. This reduces the risk of belt noise and also helps avoid separation of the housing a key failure seen from competitive products. Dayco automatic belt tensioner H.D. also includes rugged pulleys with dual lifetime lubricated bearings to deliver long lasting, dependable service. Feature highly damped designs using a wave spring and a metal ring with a bonded polymeric surface that acts as a radial shock absorber for the tensioner arm while reducing contamination.

Product Features:
  • Designed to prevent fluctuations to the tensioner body for longer service life.
  • Reduces the risk of noise and helps avoid housing separation
  • Includes pulleys with lubricated bearings for longer lasting performance
  • Heavy-duty cast aluminum body and pulley arms translate into extra strength and durability
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Litens – Serpentine Belt Tensioner: 1 Piece (Part No.910003A)

Serpentine Belt Tensioner: 1 Piece

from

$206.99
This Heavy Duty Truck and Bus tensioner is designed and engineered Litens, the world’s largest supplier of original equipment (O.E.) belt tensioners in the world. The Litens replacement part meets all form, fit, and performance characteristics of the original equipment part (with the exception of not having the car manufacturer’s logo or part number applied to the part). This part is manufactured to meet or exceed the performance and life specifications of the O.E. part. The part features a premium chrome-silicon steel spring, internal damping, a “lift-lug” feature for ease of installation, Tandem 6303 ball bearings, a molded locator pin for precise installation, and a forged steel pulley. Fits a large variety of Makes, Models, and Engines. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket._

Product Features:
  • Designed and engineered by the world’s largest Original Equipment supplier of accessory drive tensioners and pulleys
  • Internal “round spring” technology to provide constant belt tension and alignment throughout its service life. The internal damping design provides quiet, smooth, system performance.
  • Installation instructions included.
  • Heavy Duty Electro-deposited coated (e-coat) Steel Pulley for superior corrosion resistance
  • Professional Mechanics will change this tensioner in approx. 1/2 hour
  • Due to the fact that belts and tensioners have similar Original Equipment “design life targets”, it is often a best practice to replace the belt tensioner when replacing a worn or broken belt. Belt removal is required to change the tensioner. Therefore, d
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Gates – DRIVEALIGN PULLEY (Part No.36164)

DRIVEALIGN PULLEY

from

$109.99
DRIVEALIGN PULLEY

Litens – O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 74 mm Diameter (Part No.900120A)

O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 74 mm Diameter

from

$41.99
This pulley is designed and engineered by Litens Automotive the inventor of the first automatic belt tensioner in 1979 and today the world’s largest supplier of Original Equipment (O.E.) belt tensioning and routing products. This pulley is produced for serpentine belt routing applications and as the pulley component on automatic tensioner applications. This pulley conforms to original equipment material, tolerances, and specifications. The part is made using the O.E. specified design and meets all performance and durability requirements. Heavy duty steel construction for long life and trouble-free performance. Designed for HD truck applications. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket._

Product Features:
  • Manufactured by one of the largest original equipment part suppliers in the world to ensure proper form, fit, and performance
  • Forged Heavy Duty Steel Pulley designed to displace bearing heat. Precision machined face for smooth running surface. Tandem 6303 Ball Bearings for extended life.
  • Installation instructions included.
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Dayco No Slack Gold Label – Serpentine Idler/Tensioner Pulley; Steel, 74mm Dia., 37.5mm Width, 8 Grooves (Part No.89112)

Serpentine Idler/Tensioner Pulley; Steel, 74mm Dia., 37.5mm Width, 8 Grooves

from

$81.99
Designed to replace idler and tensioner pulleys for serpentine drives in heavy-duty diesel engine applications, Dayco HD idler/tensioner pulleys are machined from high-strength steel or powdered metal material to provide excellent wear resistance under ha

Product Features:
  • Engineered for the demanding drive systems of today’s class 4-8 heavy-duty commercial trucks
  • Premium OE technology to ensure peak performance under extreme conditions
  • Utilizes 3D dimensional computer aided design (CAD) and finite element analysis (FEA) for optimal design and maximum structural integrity
  • Meets or exceeds OE quality
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Dayco No Slack Gold Label – Serpentine Idler/Tensioner Pulley; Steel, 74mm Dia., 57mm Width, Smooth (Part No.89110)

Serpentine Idler/Tensioner Pulley; Steel, 74mm Dia., 57mm Width, Smooth

from

$79.99
Designed to replace idler and tensioner pulleys for serpentine drives in heavy-duty diesel engine applications, Dayco HD idler/tensioner pulleys are machined from high-strength steel or powdered metal material to provide excellent wear resistance under ha

Product Features:
  • Engineered for the demanding drive systems of today’s class 4-8 heavy-duty commercial trucks
  • Premium OE technology to ensure peak performance under extreme conditions
  • Utilizes 3D dimensional computer aided design (CAD) and finite element analysis (FEA) for optimal design and maximum structural integrity
  • Meets or exceeds OE quality
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Dayco No Slack Gold Label – Serpentine Idler/Tensioner Pulley; Steel, 74mm Dia., 39.25mm Width, Smooth (Part No.89101)

Serpentine Idler/Tensioner Pulley; Steel, 74mm Dia., 39.25mm Width, Smooth

from

$44.99
Designed to replace idler and tensioner pulleys for serpentine drives in heavy-duty diesel engine applications, Dayco HD idler/tensioner pulleys are machined from high-strength steel or powdered metal material to provide excellent wear resistance under ha

Product Features:
  • Engineered for the demanding drive systems of today’s class 4-8 heavy-duty commercial trucks
  • Premium OE technology to ensure peak performance under extreme conditions
  • Utilizes 3D dimensional computer aided design (CAD) and finite element analysis (FEA) for optimal design and maximum structural integrity
  • Meets or exceeds OE quality
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Gates – Straight Silicone Coolant Hose (Part No.24840)

Straight Silicone Coolant Hose

from

$4.99
Extra long-lasting hose constructed with silicone rubber. Ideal for extremely high temperature service in radiator, heater and other coolant transfer hose applications. Excellent for extreme ambient and radiant temperature conditions.

Product Features:
  • Distinct blue cover
  • Resists weathering, ozone, heat and coolant deterioration
  • Exceeds SAE 20R1 (Class A Standard Wall)
  • Temperature Range: -70 Deg. F to +350 Deg. F (-56 Deg. C to +177 Deg. C)
  • Note: For a maintenance free connection, use PowerGrip SB clamps
  • Caution: Do not use for fuel or oil transfer applications
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Gates – Molded 90 Degree Silicone Coolant Hose (Part No.28212)

Molded 90 Degree Silicone Coolant Hose

from

$148.99
Newer heavy-duty engines with advanced emissions systems (from 2007 to current model year) produce higher under-hood temperatures, requiring the use of silicone coolant hose. In these new low engine-air-flow and high-heat conditions, Gates Silicone Coolant Hose is the perfect product.

Product Features:
  • Premium 4-ply construction
  • High-heat resistance material meets or exceeds OE specifications
  • Multiple layers of first grade silicone material
  • Industry standard blue cover and orange tube for easy identification
  • Polyester knit reinforcement, unaffected by permeation of coolants and heat
  • Extra thick and resilient tube prevents cold water leaks and hardening under effect of heat
  • High-grade silicone cover resists coolants, ozone, weathering, sunlight and extreme ambient temperatures
  • Exceeds requirements of SAE J20R1, Class A
  • Temperature Range: -65 Deg. F to +350 Deg. F (-54 Deg. C to +177 Deg. C)
  • Gates also offers application-specific molded silicone coolant hose for exact dimensional specifications
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Helping You Find the Right Belts and Hoses for Your Peterbilt 386

You love your 386. So we’ve made it easier than ever to help you find Peterbilt 386 Belts and Hoses in our online catalog. Our inventory holds 98 aftermarket and OEM Belts and Hoses for your Peterbilt 386, ranging from $0.99 to $401.99.

We offer parts from 4 brands trusted to make quality Belts and Hoses for your Peterbilt 386. Before you buy, take some time to read through customer reviews. We currently have 1,984 reviews of Peterbilt 386 Belts and Hoses from previous customers. Some of the top rated parts include O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 78 mm Diameter with 1.0 stars.

Find your 386 Belts and Hoses here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Peterbilt 386 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 Peterbilt 386

Our inventory holds Belts and Hoses for your Peterbilt 386 from 4 trusted brands. You’ll find OEM and aftermarket parts from brands like Dayco, Driveworks, and Litens, all of which can keep that Peterbilt happy.

Top-Rated Dayco Belts and Hoses

Leading Dayco Belts and Hoses

We carry Dayco brand parts for your Peterbilt 386 across several catalog categories, including Pulleys and Serpentine and V Belts. Some of our most reviewed Dayco parts include:
Poly Rib Belt Serpentine Belt; 76.25 Long, 7 Rib Count
from $44.99
(72)
Poly Rib Belt Serpentine Belt; 76.25 Long, 7 Rib Count
Serpentine Belts
Poly Rib Belt Serpentine Belt; 85.5 Long, 6 Rib Count
from $64.99
(35)
Poly Rib Belt Serpentine Belt; 85.5 Long, 6 Rib Count
Serpentine Belts

FAQs for Peterbilt 386 Belts and Hoses

What are the most purchased Belts and Hoses for the Peterbilt 386?

Out of 98 Belts and Hoses for the Peterbilt 386, the most popular in our inventory are:
Poly Rib Belt Serpentine Belt; 76.25 Long, 7 Rib Count
from $30.49
(17)
Poly Rib Belt Serpentine Belt; 76.25 Long, 7 Rib Count
Serpentine Belts
Poly Rib Belt Serpentine Belt; 85.5 Long, 6 Rib Count
from $38.99
(37)
Poly Rib Belt Serpentine Belt; 85.5 Long, 6 Rib Count
Serpentine Belts
Poly Rib Belt Serpentine Belt; 64 Long, 6 Rib Count
from $18.79
(4)
Poly Rib Belt Serpentine Belt; 64 Long, 6 Rib Count
Serpentine Belts

What are the top-rated Peterbilt 386 Belts and Hoses?

Top-rated Belts and Hoses for your Peterbilt 386 based on customer reviews/ratings are:
O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 78 mm Diameter
from $62.99
(1)
O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 78 mm Diameter
“What a cheap piece of plastic sheet metal push on washer are you kidding me Junk save your money stick with Dayco”