What is the role of the drive belts operation and why should they be periodically inspected and adjusted on Lexus RX350?

Drive belts in engines require regular checks and adjustments to prevent failures. Models from 1999-2007 use a single serpentine belt, while early V6 models use two. From 2008, models use a single belt with automatic tensioners. Inspect belts for damage like cracking, fraying, or glazing, and replace if necessary. Replacement involves removing the right front wheel and inner fender well. For 2.4L and 2.7L engines, release belt tension, mark the belt and pulley, install the new belt, and adjust the tensioner. For 3.0L/3.3L engines, replace both belts if needed. For 3.5L engines, removing the AC compressor may be necessary.

Genuine Lexus RX350 Drive Belt

Serpentine Belt

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14 Drive Belts found

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Lexus RX350 Fan & Alternator V Belt
Part Number: 99367-C1550
$47.57 MSRP: $60.87
You Save: $13.30 (22%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Belt, V-Ribbed ; Belt, V(For Fan & Alternator)
- Replaced by: 99367-K1550
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2010-2015 Lexus RX350 | STD | 6 Cyl 3.5L | 2GRFE; GGL10L-AWTGKA, GGL15L-AWTGKA
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Lexus RX350 Fan & Alternator V Belt
Part Number: 90916-A2026
$42.61 MSRP: $56.70
You Save: $14.09 (25%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Belt, V-Ribbed ; Belt, V(For Fan & Alternator); Serpentine Belt
- Replaces: 90916-02728
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2016-2022 Lexus RX350 | STD | 6 Cyl 3.5L | 2GRFKS; GGL20L-CWZGBA, 2GRFKS; GGL25L-AWZGBA, GGL25L-BWZGBA, GGL25L-CWZGBA
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Lexus RX350 Fan & Alternator V Belt
Part Number: 90916-A2019
$49.36 MSRP: $65.68
You Save: $16.32 (25%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Belt, V-Ribbed ; Belt, V(For Fan & Alternator); Serpentine Belt
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2010-2015 Lexus RX350 | STD | 6 Cyl 3.5L | 2GRFE; GGL10L-CWTGKA, GGL15L-CWTGKA, GGL15L-CWZGKA
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Lexus RX350 Fan & Alternator V Belt
Part Number: 90916-A2010
$43.61 MSRP: $58.04
You Save: $14.43 (25%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Belt, V-Ribbed ; Belt, V(For Fan & Alternator); AC Belt, Serpentine Belt
- Replaces: 99367-C2090
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2007-2009 Lexus RX350 | STD | 6 Cyl 3.5L | 2GRFE; GSU30L-AWAGKA, 2GRFE; GSU30L-CWAGKA, GSU35L-AWAGKA, GSU35L-CWAGKA
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Lexus RX350 Vane Pump V Belt
Part Number: 90080-91212
$17.27 MSRP: $22.27
You Save: $5.00 (23%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Belt, V-Ribbed ; Belt, V(For Vane Pump); Power Steering Belt
- Manufacturer Note: L=880
- Replaces: 90080-91088, 99364-90880
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2007 Lexus RX350 | STD | 6 Cyl 3.3L, 6 Cyl 3.5L | 2GRFE, 3MZFE; GSU30L-CWAGKA, 3MZFE; MCU33L-AWAGKA, GSU35L-CWAGKA, MCU33L-CWAGKA, MCU38L-AWAGKA, MCU38L-CWAGKA
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Lexus RX350 Fan & Alternator V Belt
Part Number: 90916-02728
$44.32 MSRP: $56.70
You Save: $12.38 (22%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Belt, V-Ribbed ; Belt, V(For Fan & Alternator)
- Replaced by: 90916-A2026
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2016-2022 Lexus RX350 | STD | 6 Cyl 3.5L | 2GRFKS; GGL25L-AWZGBA, GGL25L-BWZGBA
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Lexus RX350 Fan & Alternator V Belt
Part Number: 99367-C2090
$45.36 MSRP: $58.04
You Save: $12.68 (22%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Belt, V-Ribbed ; Belt, V(For Fan & Alternator)
- Replaced by: 90916-A2010
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2007-2009 Lexus RX350 | STD | 6 Cyl 3.5L | 2GRFE; GSU30L-AWAGKA, GSU35L-AWAGKA
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Lexus RX350 V-Ribbed Belt (Cooler Compressor To Crankshaft Pulley), No.1
Part Number: 90080-91239
$27.98 MSRP: $36.08
You Save: $8.10 (23%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Belt, V-Ribbed ; Belt, V (Cooler Compressor To Crankshaft Pulley), No.1; AC Belt, Drive Belt
- Manufacturer Note: L=1035
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2007 Lexus RX350 | STD | 6 Cyl 3.3L | 3MZFE; MCU33L-AWAGKA, MCU33L-CWAGKA, MCU38L-AWAGKA, MCU38L-CWAGKA
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Lexus RX350 Fan & Alternator V Belt
Part Number: 99367-C0810
$24.82 MSRP: $31.75
You Save: $6.93 (22%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Belt, V-Ribbed ; Belt, V(For Fan & Alternator)
- Replaced by: 99367-K0810
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2010-2015 Lexus RX350 | STD | 6 Cyl 3.5L | 2GRFXE; GYL10L-AWXGKA, GYL10L-CWXGKA, GYL15L-AWXGKA, GYL15L-CWXGKA
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Lexus RX350 Vane Pump V Belt
Part Number: 99364-90880
$17.41 MSRP: $22.27
You Save: $4.86 (22%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Belt, V-Ribbed ; Belt, V(For Vane Pump)
- Manufacturer Note: L=880
- Replaced by: 90080-91212
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2007 Lexus RX350 | STD | 6 Cyl 3.3L, 6 Cyl 3.5L | 2GRFE, 3MZFE; GSU30L-CWAGKA, GSU35L-CWAGKA, MCU33L-CWAGKA, MCU38L-CWAGKA
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Lexus RX350 Fan & Alternator V Belt
Part Number: 90916-02729
$6.31 MSRP: $8.14
You Save: $1.83 (23%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Belt, V-Ribbed ; Belt, V(For Fan & Alternator); Serpentine Belt
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2016-2022 Lexus RX350 | STD | 6 Cyl 3.5L | 2GRFXS; GYL20L-CWXGBA, GYL25L-AWXGBA, GYL25L-CWXGBA
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Lexus RX350 V-Ribbed Belt
Part Number: 90916-02668
$35.24 MSRP: $46.89
You Save: $11.65 (25%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Belt, V-RIBBED; Serpentine Belt
- Manufacturer Note: MARK 90916-02668
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2023-2025 Lexus RX350 | 4 Cyl 2.4L | T24AFTS; TALA10L-AWZGTA
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Lexus RX350 V-Ribbed Belt
Part Number: 90916-02781
$10.18 MSRP: $13.12
You Save: $2.94 (23%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: BELT, V-RIBBED; Serpentine Belt, Water Pump Belt
- Replaced by: 90916-A2029
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2023-2025 Lexus RX350 | 4 Cyl 2.4L | T24AFTS; TALH17L-AWTGTA, TALH17L-CWTGTA
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Lexus RX350 V-Ribbed Belt
Part Number: 90916-A2030
$35.11 MSRP: $46.72
You Save: $11.61 (25%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: BELT, V-RIBBED; Alternator Belt, Serpentine Belt
- Manufacturer Note: MARK 90916-A2030
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2023-2025 Lexus RX350 | 4 Cyl 2.4L | T24AFTS; TALA10L-CWZGTA, TALA15L-CWZGTA

Lexus RX350 Drive Belt

The Lexus RX350 Drive Belt keeps the engine components spinning in unison so power from the crankshaft can be delivered to the alternator, water pump, power steering unit and air conditioning without fuss. Early generations applied a number of fiber reinforced rubber V-belts that only drove individual or one add-on, but the RX350 versions that came later implemented a single serpentine style also known as a V-ribbed belt that is ideal for installation in tight spaces and drives every component at once through idler pulleys and a spring loaded tensioner that continually maintains the proper tension. The updated Drive Belt system is less maintenance intensive. This single design of the Drive Belt does reduce space, weight and routine manual adjustments when compared with the older layout. Modern EPDM construction allows the serpentine Drive Belt to operate quietly for nearly 100,000 miles, but wear still manifests itself in the form of a loss of rib material that transforms the sharp V-shaped profile into a rounded U-shaped profile causing slippage, heat and squeal if ignored. Misaligned pulleys or a weak tensioner can accelerate damage so regular visual checks for glazing, fraying or uneven ribs are helpful in ensuring that the Lexus RX350 components remain reliable without causing sudden Drive Belt failure on any Lexus RX350, giving every Lexus owner confidence on the road.

Should you need to purchase new auto parts for your vehicle, we strongly suggest you consider the genuine Lexus RX350 Drive Belt available on LexusPartsNow.com. Our OEM Lexus RX350 Drive Belt come with the reassurance of the manufacturer's warranty, a hassle-free return policy, and speedy delivery service, all at affordable prices online. Feel free to shop with confidence!

Lexus RX350 Drive Belt Parts Questions & Experts Answers

Fan & Alternator V Belt
99367-C1550
Q: What is the role of the drive belts operation and why should they be periodically inspected and adjusted on Lexus RX350?
A:
Drive belts in engines require regular checks and adjustments to prevent failures. Models from 1999-2007 use a single serpentine belt, while early V6 models use two. From 2008, models use a single belt with automatic tensioners. Inspect belts for damage like cracking, fraying, or glazing, and replace if necessary. Replacement involves removing the right front wheel and inner fender well. For 2.4L and 2.7L engines, release belt tension, mark the belt and pulley, install the new belt, and adjust the tensioner. For 3.0L/3.3L engines, replace both belts if needed. For 3.5L engines, removing the AC compressor may be necessary.