Lexus RX350 Belts and Hoses

Essential Lexus RX350 Belts and Hoses

Gates – Straight Heater Hose: EPDM, Direct Fit, 0.625" Inside Diameter (Sold by foot) (Part No.28411)

Straight Heater Hose: EPDM, Direct Fit, 0.625" Inside Diameter (Sold by foot)

from

$1.49
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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Dorman – Idler Pulley Adjuster Bolt Kit (Part No.917-148)

Idler Pulley Adjuster Bolt Kit

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$22.29
This idler pulley adjustment bolt kit is designed to match the original hardware required to repair the idler pulley on specified vehicles. Made of quality components, this kit is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this accessory drive belt idler pulley adjustment bolt kit is designed to match the original hardware required to repair the idler pulley on specified vehicles
  • Ideal solution – this kit is a reliable replacement for original components that are missing or have failed due to wear
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Dayco – Molded Heater Hose; EPDM Rubber, 3/4 Inch Diameter, 5 1/2 Inch Length (Part No.88472)

Molded Heater Hose; EPDM Rubber, 3/4 Inch Diameter, 5 1/2 Inch Length

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$14.49
Providing reliable service in applications requiring molded hoses in small diameters, the Dayco small I.D. 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
  • The knitted polyester reinforcement provides high burst strength and resists degradation from temperature extremes and moisture
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Dayco – Serpentine Idler/Tensioner Pulley: Steel, 70mm Diameter, 32mm Width, Smooth (Part No.89158)

Serpentine Idler/Tensioner Pulley: Steel, 70mm Diameter, 32mm Width, Smooth

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$59.99
Dayco idler/tensioner pulleys are built with smoother surfaces and tighter dimensional tolerances, which translates to less vibration and longer belt life. In addition to stamped, forged steel and powdered metal pulleys, Dayco also designs ultra-strong pl

Product Features:
  • Designed for the majority of automotive vehicle applications on the road today
  • High-quality materials help resist wear and improve belt life
  • Features premium lubricated bearings to extend service life
  • Meets or exceeds OE quality
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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 19" Long, 1.31" Diameter (Part No.E72498)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 19" Long, 1.31" Diameter

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$65.99
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 – Radiator Hose (Part No.G2000228435DAY)

Radiator Hose

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$16.65
Radiator Hose

Bando – Multi Rib (Serpentine) Belt (Part No.W1000423508BAN)

Multi Rib (Serpentine) Belt

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$32.09
Bando USA has been a leading OE supplier to automotive manufacturers for over 50 years and Bando serpentine belts are original equipment on over 70% of the top 10 selling vehicles in North America. Bando USA will not compromise on critical quality measurements. Bando belts are produced to the same, more precise OE metric size to deliver an exact fit within the millimeter, ensuring a perfect fit every time. In addition to exact metric sizing, Bando USA aftermarket serpentine belts provide true OE performance for its aftermarket belts, as they are produced on the same manufacturing lines as the OE belts. Installation Note: The manufacturer recommends checking and/or replacing idler and tensioner bearings when replacing the serpentine belts

Product Features:
  • OE-Equivalent.
  • Direct fit for easy installation.
  • Resistant against wear, oil and heat.
  • Strong tensile cords limit stretching.
  • Supports higher horsepower loads.
  • Made from high strength synthetic rubber.
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ContiTech – Drive V-Belt (Part No.W1000310934CON)

Drive V-Belt

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$31.36
All ContiTech V-Belts are quiet, OE-quality and virtually service free. The only time these belts require attention is during installation. Designed to be oil-resistant and temperature-stable from -22F to 176F (30C to 80C), ContiTech V-Belts are open-flanked, toothed, and shaped for greater traction and torque. High performance construction features include a synthetic fiber fabric cover, a special polyester cord designed to permit tightly controlled shrink, plus a polychloroprene rubber body, integrally molded cogs, and raw edges.

Product Features:
  • OE-Equivalent.
  • Direct fit for easy installation.
  • Resistant against wear, oil and heat.
  • Polyester fiber tensile members and a ribbed belt design.
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Dorman – Idler/Tensioner Pulley: Specific Fit, Steel, 70 mm Diameter (Part No.419-651)

Idler/Tensioner Pulley: Specific Fit, Steel, 70 mm Diameter

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$49.99
This replacement accessory drive belt idler pulley has been engineered to match the function and performance of the original pulley on select vehicle years, makes and models, properly restoring critical vehicle operations.

Product Features:
  • Direct replacement – this accessory drive belt idler pulley matches the fit and function of the original equipment pulley on specified vehicles
  • Restores performance – fixes a failed, squealing or groaning noise from a worn idler pulley
  • Application specific – reverse engineered from the original design on certain vehicle years, makes and models
  • Trustworthy quality – backed by team of engineers and quality specialists in the United States
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Dayco – Acc. Belt Idler Pull (Part No.G6020316920DAY)

Acc. Belt Idler Pull

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$64.94
Acc. Belt Idler Pull

Litens – Serpentine Belt Tensioner Kit: Includes Belt, Tensioner, and any applicable Idler Pulleys (Part No.LV999225A)

Serpentine Belt Tensioner Kit: Includes Belt, Tensioner, and any applicable Idler Pulleys

from

$261.99
This Litens Serpentine Belt Drive Component Kit fits 2006-2018 Lexus ES350, RX350 / Toyota Avalon, Camry, Highlander, RAV4, Sienna, Venza w/3.5L. These kits make it easy to maintain your entire front end accessory drive system. Eliminate the need to search for individual parts by purchasing this all-in-one solution. Front end accessory drives require maintenance at specific intervals, and parts should be replaced as part of your regularly scheduled tune-up to ensure your vehicle is at its best. Each kit contains a Litens belt tensioner, Bando serpentine belt, and any necessary idler pulley(s). All required hardware is included for the installation . Application specific instructions are also conveniently included. All parts meet or exceed OE fit, function, and performance. 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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Litens – Serpentine Belt Tensioner: 1 Piece (Part No.999913A)

Serpentine Belt Tensioner: 1 Piece

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$334.99
Litens was the Original Equipment (O.E.) supplier of this part and offers this “O.E. Exact” part for the aftermarket. This popular tensioner designed for Toyota w/3.5L vehicles, looks, fits, and performs like the original part being replaced. “O.E. Exact” – Original Equipment manufacturers prohibits the use of their part number or logo on parts sold to other customers. Therefore, the Litens aftermarket part may have minor cosmetic differences but still be exact in performance and design. Like the original design, this tensioner maintains a molded lift feature in the arm, and the heavy duty steel pulley. Choosing The Correct Replacement Part: Both the original equipment and Litens aftermarket tensioner use a round spring versus a flat spring and are marked “Made in Canada”. 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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Litens – Serpentine Belt Tensioner: 1 Piece (Part No.999663A)

Serpentine Belt Tensioner: 1 Piece

from

$156.99
Litens Automotive is the original equipment (O.E.) supplier for this application. This genuine Litens replacement tensioner is also manufactured by Litens, the world’s largest supplier of original equipment power transmission products. This part is specifically designed for Toyota / Lexus applications. Heavy duty steel pulley construction ensures long life and trouble-free performance. This tensioner meets or exceeds all original equipment fit, form, and performance characteristics. For maximum performance and durability, always use genuine Litens components. 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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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 15.5" Long, 1.28" Diameter (Part No.D72396)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 15.5" Long, 1.28" Diameter

from

$41.99
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, 13.75" Long, 1.31" Diameter (Part No.D72530)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 13.75" Long, 1.31" Diameter

from

$38.99
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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Dorman – Engine Oil Cooler Line (Part No.625-519)

Engine Oil Cooler Line

from

$33.99
This engine oil cooler hose assembly matches the fit and function of the original equipment components for reliable repair and restoration of proper oil circulation between the oil cooler and engine.

Product Features:
  • Ideal replacement – this engine oil cooler hose assembly is a direct replacement for the original hose assembly
  • Quality materials – this engine oil cooler hose assembly is made from corrosion-resistant materials to ensure the smooth transfer of oil from the engine to the cooler
  • Easy to install – no special tools required
  • Quality tested – rigorous quality control ensure this hose assembly conforms to product standards
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Dorman – Engine Oil Cooler Line (Part No.625-022)

Engine Oil Cooler Line

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$117.99
This engine oil cooler hose assembly matches the fit and function of the original equipment components for reliable repair and restoration of proper oil circulation between the oil cooler and engine.

Product Features:
  • Ideal replacement – this engine oil cooler hose assembly is a direct replacement for the original hose assembly
  • Quality materials – this engine oil cooler hose assembly is made from corrosion-resistant materials to ensure the smooth transfer of oil from the engine to the cooler
  • Easy to install – no special tools required
  • Quality tested – rigorous quality control ensure this hose assembly conforms to product standards
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Gates – Micro-V« Serpentine Drive Belt (Part No.K070610)

Micro-V« Serpentine Drive Belt

from

$50.99
Import or domestic, car or truck, every vehicle can depend on the superior quality of Gates precision fit Micro-V belts. With advanced technology that matches the OE size, construction and materials, Gates Micro-V ensures optimal vehicle performance.

Product Features:
  • Special belt construction eliminates belt noise, reduces tension loss and solves problem drive applications
  • EPDM rubber constructions resist cracking on the rib surface
  • Meets or exceeds all specifications from the Original Equipment Manufacturer
  • Tensioner Replacement is Recommended (if equipped)
  • Unique form grinding of each individual belt assures precise dimensional control.
  • Meets or exceeds SAE J1459, SAE J2432, and SAE J1596 specifications.
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Dayco – Poly Rib Belt Serpentine Belt; 61.02 Long, 7 Rib Count (Part No.5070610)

Poly Rib Belt Serpentine Belt; 61.02 Long, 7 Rib Count

from

$55.99
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 mileage, worn or misaligned drives and helps eliminate noisy belt conditions. Dayco poly rib serpentine belts offer extensive flexibility and longer service life, while handling higher workloads and temperatures.

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
  • Made in the USA
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Dayco – Poly Rib Belt Serpentine Belt; 61.5 Long, 6 Rib Count (Part No.5060615)

Poly Rib Belt Serpentine Belt; 61.5 Long, 6 Rib Count

from

$40.99
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
  • Made in the USA
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Gates – V-Ribbed Serpentine Belt: 82.75" Long, 7 Rib Count, Exact Fit (Part No.K070822)

V-Ribbed Serpentine Belt: 82.75" Long, 7 Rib Count, Exact Fit

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$43.49
Import or domestic, car or truck, every vehicle can depend on the superior quality of Gates precision fit Micro-V belts. With advanced technology that matches the OE size, construction and materials, Gates Micro-V ensures optimal vehicle performance.

Product Features:
  • Meets or exceeds all specifications from the Original Equipment Manufacturer.
  • Designed for small diameter pulleys, backside idlers, and for use with (or without) automatic tensioners.
  • Special belt constructions eliminate belt noise, reduce tension loss, and solve problem drive applications.
  • Utilizes advanced materials like Aramid Fiber found in bullet-proof vests and crack and heat resistant EPDM materials.
  • Unique form grinding of each individual belt assures precise dimensional control.
  • Meets or exceeds SAE J1459, SAE J2432, and SAE J1596 specifications.
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Gates – Premium Molded Coolant Hose (Part No.22309)

Premium Molded Coolant Hose

from

$26.99
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 – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 16" Long, 1.31" Diameter (Part No.E72529)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 16" Long, 1.31" Diameter

from

$32.49
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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Helping You Find the Right Belts and Hoses for Your Lexus RX350

You love your RX350. So we’ve made it easier than ever to help you find Lexus RX350 Belts and Hoses in our online catalog. Our inventory holds 36 aftermarket and OEM Belts and Hoses for your Lexus RX350, ranging from $1.49 to $334.99.

We offer parts from 8 brands trusted to make quality Belts and Hoses for your Lexus RX350. Before you buy, take some time to read through customer reviews. We currently have 976 reviews of Lexus RX350 Belts and Hoses from previous customers. Some of the top rated parts include Poly Rib Belt Serpentine Belt; 61.5 Long, 6 Rib Count with 4.1 stars and Poly Rib Belt Serpentine Belt; 82.5 Long, 7 Rib Count with 4.9 stars.

Find your RX350 Belts and Hoses here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Lexus RX350 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 Lexus RX350

Our inventory holds Belts and Hoses for your Lexus RX350 from 8 trusted brands. You’ll find OEM and aftermarket parts from brands like Dayco, Litens, and Dorman, all of which can keep that Lexus happy.

Top-Rated Dayco Belts and Hoses

Leading Dayco Belts and Hoses

We carry Dayco brand parts for your Lexus RX350 across several catalog categories, including Serpentine and V Belts. Some of our most reviewed Dayco parts include:
Poly Rib Belt Serpentine Belt; 61.02 Long, 7 Rib Count
from $55.99
(18)
Poly Rib Belt Serpentine Belt; 61.02 Long, 7 Rib Count
Serpentine Belts

FAQs for Lexus RX350 Belts and Hoses

What are the most purchased Belts and Hoses for the Lexus RX350?

Out of 36 Belts and Hoses for the Lexus RX350, the most popular in our inventory are:
O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 70 mm Diameter
from $86.99
This product is not rated
O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 70 mm Diameter
Idler Pulleys
Idler Pulley Adjuster Bolt Kit
from $22.29
(13)
Idler Pulley Adjuster Bolt Kit
Idler Pulley Bolts
Engine Oil Cooler Line
from $117.99
(11)
Engine Oil Cooler Line
Engine Oil Cooler Hoses

What are the top-rated Lexus RX350 Belts and Hoses?

Top-rated Belts and Hoses for your Lexus RX350 based on customer reviews/ratings are:
Poly Rib Belt Serpentine Belt; 61.5 Long, 6 Rib Count
from $26.49
(17)
Poly Rib Belt Serpentine Belt; 61.5 Long, 6 Rib Count
“This product fit perfectly. I would buy it again.”
Poly Rib Belt Serpentine Belt; 82.5 Long, 7 Rib Count
from $18.79
(8)
Poly Rib Belt Serpentine Belt; 82.5 Long, 7 Rib Count
“Replaced my belt”
Poly Rib Belt Serpentine Belt; 61.02 Long, 7 Rib Count
from $40.99
(4)
Poly Rib Belt Serpentine Belt; 61.02 Long, 7 Rib Count
“Perfect fit on my 2006 Lexus is250 AWD”