Lexus RX350 Belts and Hoses

Essential Lexus RX350 Belts and Hoses

Gates – Premium Molded Coolant Hose (Part No.22309)

Premium Molded Coolant Hose

from

$29.99
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

$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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Litens – Kit de courroie d’entrainement accessoire (Part No.LV999225A)

Kit de courroie d'entrainement accessoire

from

$283.99
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.

Product Features:
  • All-in-one solution to get the whole job done right the first time!
  • Eliminate the guess-work by repairing the whole system.
  • Front end accessory drive components wear together. Replace all of the components for added piece of mind.
  • A serpentine belt system that is not operating properly will affect other components. Many of your car’s systems are driven by the belt system. Keep them all functioning in tip-top shape!
  • Worn tensioners and idlers can cut belt life in half.
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Litens – Kit de courroie d’entrainement accessoire (Part No.LV999225B)

Kit de courroie d'entrainement accessoire

from

$405.99
This Litens Serpentine Belt Drive Component Kit fits 2005-2012 Lexus ES350, RX350 / Toyota Avalon, Camry, Sienna 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.

Product Features:
  • All-in-one solution to get the whole job done right the first time!
  • Eliminate the guess-work by repairing the whole system.
  • Front end accessory drive components wear together. Replace all of the components for added piece of mind.
  • A serpentine belt system that is not operating properly will affect other components. Many of your car’s systems are driven by the belt system. Keep them all functioning in tip-top shape!
  • Worn tensioners and idlers can cut belt life in half.
See More

Dorman – Idler/Tensioner Pulley: Specific Fit, Steel, 70 mm Diameter (Part No.419-651)

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

from

$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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Litens – Idler Pulley: Direct Fit, Steel, 70mm Diameter (Part No.900244A)

Idler Pulley: Direct Fit, Steel, 70mm Diameter

from

$98.99
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 conforms to original equipment material, tolerances, and specifications. This replacement part is made in Canada to the O.E. specified design and meets all performance and durability requirements. This Heavy duty Steel pulley is 70mm O.D. and comes with an I.D. reduction bearing. Applications include Toyota/Lexus. Supplied with a new I.D. reduction bearing. 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 to ensure proper form, fit, and performance.
  • Heavy Duty Steel Pulley with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance
  • Installation instructions included.
  • 70.0mm O.D.; 15.0mm I.D.; 34.5mm width; Smooth, Steel pulley. For a 6-rib serpentine belt.
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Gates – Micro-V Serpentine Drive Belt (Part No.K070610)

Micro-V Serpentine Drive Belt

from

$52.99
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:
  • The special belt construction eliminates noise, reduces tension loss and solves transmission problems.
  • EPDM rubber constructions resist cracking on the surface of the ribs
  • Meets or exceeds all specifications from the Original Equipment Manufacturer
  • It is recommended to replace the tensioner (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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Driveworks – Poly Rib Belt Serpentine Belt; 61.5 Long, 6 Rib Count (Part No.615K6)

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

from

$26.49
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 – 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

$1.99
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
  • PLEASE NOTE: Item is priced and sold by the foot. See store for details.
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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

from

$24.99
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 – 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

$52.99
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 – Idler Pulley Adjuster Bolt Kit (Part No.917-148)

Idler Pulley Adjuster Bolt Kit

from

$22.99
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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Litens – Accessory Drive Belt Tensioner – Original Equipment Quality (Part No.999225A)

Accessory Drive Belt Tensioner - Original Equipment Quality

from

$351.99
This Litens belt tensioner is supplied by the original equipment tensioner supplier and 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). As with the original equipment part, this tensioner is manufactured in Japan for all Toyota’s and Lexus’ with the 2GR-FSE with transverse engines and 4GR-FSE engines with manual transmission. Manufactured with an O.E. specified heavy duty steel pulley. 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 the original equipment part supplier to ensure proper form, fit, and performance.
  • 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.
  • Durable Steel Pulley for long service life and performance.
  • Professional Mechanics will change this tensioner in about 1+ hours.
  • Accessory drive belts and tensioners are manufactured with similar design life targets. Since belt removal is required to change the tensioner, replacing both will extend the system service life and lower labor costs versus individual replacement.
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Dayco – TENSIONER (Part No.89743)

TENSIONER

from

$334.99
TENSIONER

Dayco – Straight Heater Hose; EPDM Rubber, 5/8 Inch Diameter (sold by foot) (Part No.80271)

Straight Heater Hose; EPDM Rubber, 5/8 Inch Diameter (sold by foot)

from

$1.99
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 – Serpentine Idler/Tensioner Pulley: Steel, 70mm Diameter, 32mm Width, Smooth (Part No.89158)

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

from

$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 plastic pulleys with specially formulated glass-filled polymers that resist wear & tear. Premium lubricated ball bearings and double high temperature seals ensure peak bearing performance, the most critical element of a pulley’s service life.

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 – 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; 82.5 in. Long, 7 Rib Count (Part No.5070825)

Poly Rib Belt Serpentine Belt; 82.5 in. Long, 7 Rib Count

from

$47.99
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 & workloads
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Dayco – Poly Rib Belt Serpentine Belt; 49.5 Long, 6 Rib Count (Part No.5060495)

Poly Rib Belt Serpentine Belt; 49.5 Long, 6 Rib Count

from

$24.99
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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Dorman – Engine Oil Cooler Line (Part No.625-519)

Engine Oil Cooler Line

from

$35.99
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

from

$134.99
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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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 32 aftermarket and OEM Belts and Hoses for your Lexus RX350, ranging from $1.99 to $405.99.

We offer parts from 6 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 1,119 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 Engine Oil Cooler Line with 4.5 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 6 trusted brands. You’ll find OEM and aftermarket parts from brands like Dayco, Litens, and DriveWorks, all of which can keep that Lexus happy.

FAQs for Lexus RX350 Belts and Hoses

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

Out of 32 Belts and Hoses for the Lexus RX350, the most popular in our inventory are:
Idler Pulley: Direct Fit, Steel, 70mm Diameter
from $98.99
This product is not rated
Idler Pulley: Direct Fit, Steel, 70mm Diameter
Idler Pulleys
Idler Pulley Adjuster Bolt Kit
from $22.99
(13)
Idler Pulley Adjuster Bolt Kit
Idler Pulley Bolts
Straight Heater Hose; EPDM Rubber, 5/8 Inch Diameter (sold by foot)
from $1.99
This product is not rated
Straight Heater Hose; EPDM Rubber, 5/8 Inch Diameter (sold by foot)
Heater 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.”
Engine Oil Cooler Line
from $134.99
(11)
Engine Oil Cooler Line
“So thankful that you had it, my engine was spewing oil everywhere, needed this part in a hurry and you had it. So far working great.”
Poly Rib Belt Serpentine Belt; 82.5 Long, 7 Rib Count
from $20.79
(8)
Poly Rib Belt Serpentine Belt; 82.5 Long, 7 Rib Count
“Perfect fit”