How to remove and install Brake Booster on Lexus RX350?

One way to carry out a brake system operating check is to press the brake pedal for several times when the engine is off and observe whether there is any change in the pedal reserve distance. After that, push down on the pedal and start up the engine; this will be called normal operation if it goes slightly downwards. For an air tightness test, switch on your cars' engine and shut it down after approximately one or two minutes. Slowly depress the brake pedal a few times, if each depression leads to lesser travel of the pedal, then this means that the brake booster has an air-tightness. To further confirm air tightness, let's push our foot on brake and turn off the engine using a foot on a brake pedal. If there is no variation in pedal reserve travel even after holding it for 30 seconds, then you can be sure that your power brakes are properly sealed. Don't take apart any Power Brake Booster units since they require special tools together with professional skills from those who do so. When removing power brake booster apply specific procedures based on make and model of your vehicle because some models may require disconnection or removal of additional components such as cowl tray, air filter housing and brake lines. While installing a new Power Brake Booster ensure proper clearance of pushrod adjustment where necessary. After installation check and set Brake Pedal Height, Free Play and System Bleeding as required by standard.

Genuine Lexus RX350 Brake Booster

Brake Power Booster

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10 Brake Boosters found

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Lexus RX350 Brake Booster Assembly
Part Number: 44610-0E030
$651.23 MSRP: $902.68
You Save: $251.45 (28%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Booster Assy, Brake; Brake Booster, Power Booster
- 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 Brake Booster Assembly
Part Number: 44610-48210
$814.91 MSRP: $1129.57
You Save: $314.66 (28%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Booster Assy, Brake
- Replaced by: 44610-0E011
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2007-2009 Lexus RX350 | STD | 6 Cyl 3.3L, 6 Cyl 3.5L | 2GRFE, 3MZFE; GSU30L-AWAGKA, GSU35L-AWAGKA, MCU33L-AWAGKA, MCU38L-AWAGKA
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Lexus RX350 Brake Booster Assembly
Part Number: 44610-48440
$611.63 MSRP: $847.80
You Save: $236.17 (28%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Booster Assy, Brake; Booster Assembly, Brake Booster
- 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 Brake Booster Assembly
Part Number: 44610-48560
$626.22 MSRP: $868.02
You Save: $241.80 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: BOOSTER ASSY, BRAKE; Booster Assembly
- 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 Brake Booster Assembly
Part Number: 44610-48332
$630.42 MSRP: $873.85
You Save: $243.43 (28%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assy, Brake; Brake Booster, Power Booster
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2014-2015 Lexus RX350 | STD | 6 Cyl 3.5L | 2GRFE; GGL10L-AWTGKA, GGL15L-AWTGKA
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Lexus RX350 Brake Booster Assembly
Part Number: 44610-0E010
$814.91 MSRP: $1129.57
You Save: $314.66 (28%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assy, Brake
- Replaced by: 44610-0E011
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2007-2009 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 Brake Booster Assembly
Part Number: 44610-0E031
$592.55 MSRP: $821.35
You Save: $228.80 (28%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assy, Brake; Brake Booster, Power Booster
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2014-2015 Lexus RX350 | STD | 6 Cyl 3.5L | 2GRFE; GGL10L-CWTGKA, GGL15L-CWTGKA, GGL15L-CWZGKA
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Lexus RX350 Brake Booster Assembly
Part Number: 44610-0E140
$598.91 MSRP: $830.16
You Save: $231.25 (28%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assy, Brake; Booster Assembly, Brake Booster
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2016-2022 Lexus RX350 | 6 Cyl 3.5L | 2GRFKS; GGL20L-CWZGBA, GGL25L-CWZGBA
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Lexus RX350 Brake Booster Assembly
Part Number: 44610-0E230
$606.59 MSRP: $840.82
You Save: $234.23 (28%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: BOOSTER ASSY, BRAKE; Booster Assembly, Brake Booster
- 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
View related parts
Lexus RX350 Brake Booster Assembly
Part Number: 44610-48331
$684.71 MSRP: $949.09
You Save: $264.38 (28%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assy, Brake; Brake Booster, Power Booster
- 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

Lexus RX350 Brake Booster

The Lexus RX350's Brake Booster makes your foot pressure work much harder for the vehicle so that it will stop quickly without much leg action. Many years use a vacuum unit that takes suction from the engine, pulls a diaphragm and piston forward, and pushes the master cylinder harder than your foot by itself. Pressing down the pedal opens a valve inside the Brake Booster, and atmospheric air fills the back chamber while there is vacuum ahead of the diaphragm, which splits the pressure driving the piston and increases hydraulic pressure. Vacuum versions in the Lexus RX350 prove light, compact, and dependable. In situations in which low engine suction could be a problem, some trims adopted a hydraulic Brake Booster driven by an electric pump that sent pressurized fluid against pistons working internally to provide consistent assist even when the engine was idling or shut off. The hydraulic Brake Booster layout feels almost the same to the driver but replaces the large diaphragm with fluid chambers that are sealed. Whichever style your Lexus RX350 sports, the Brake Booster's importance remains crucial for confident braking and ease of everyday driving. Daily drives illustrate why Lexus equips every RX350 with this smart assistance.

Should you need to purchase new auto parts for your vehicle, we strongly suggest you consider the genuine Lexus RX350 Brake Booster available on LexusPartsNow.com. Our OEM Lexus RX350 Brake Booster 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 Brake Booster Parts Questions & Experts Answers

Brake Booster Assembly
44610-48210
Q: How to remove and install Brake Booster on Lexus RX350?
A:
One way to carry out a brake system operating check is to press the brake pedal for several times when the engine is off and observe whether there is any change in the pedal reserve distance. After that, push down on the pedal and start up the engine; this will be called normal operation if it goes slightly downwards. For an air tightness test, switch on your cars' engine and shut it down after approximately one or two minutes. Slowly depress the brake pedal a few times, if each depression leads to lesser travel of the pedal, then this means that the brake booster has an air-tightness. To further confirm air tightness, let's push our foot on brake and turn off the engine using a foot on a brake pedal. If there is no variation in pedal reserve travel even after holding it for 30 seconds, then you can be sure that your power brakes are properly sealed. Don't take apart any Power Brake Booster units since they require special tools together with professional skills from those who do so. When removing power brake booster apply specific procedures based on make and model of your vehicle because some models may require disconnection or removal of additional components such as cowl tray, air filter housing and brake lines. While installing a new Power Brake Booster ensure proper clearance of pushrod adjustment where necessary. After installation check and set Brake Pedal Height, Free Play and System Bleeding as required by standard.

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