Lexus HS 2010-2012 Brakes Specifications
Explore the detailed brake specifications for the 2010-2012 Lexus HS, including rotor size, pad material, and caliper configuration. Ideal for maintenance, upgrades, and troubleshooting.
Overview Specifications
This document provides detailed specifications and technical information about the braking system of the 2010-2012 Lexus HS. It is designed to assist users in understanding the components, performance, and maintenance requirements of the brakes. Use the search and navigation instructions to quickly find relevant information. The sections are organized to cover major aspects of the braking system, including types, dimensions, and performance metrics.
How to Use
Use the search bar to enter keywords related to the brakes, such as 'rotor size' or 'brake pad material'. The results will highlight relevant sections and subsections.
Scroll through the document or use the table of contents to jump to specific sections. Each section is divided into subsections for easy access to detailed information.
Key Specifications
Front Rotor Diameter
296 mm
Rear Rotor Diameter
292 mm
Brake Pad Thickness (New)
10.5 mm
Stopping Distance (60-0 mph)
120 feet
Brake Fluid Replacement Interval
30,000 miles
Available Specifications
Brake System Components
This section covers the primary components of the Lexus HS braking system, including the brake pads, rotors, calipers, and hydraulic system. Understanding these components is essential for maintenance and performance optimization.
Brake System Components
This section covers the primary components of the Lexus HS braking system, including the brake pads, rotors, calipers, and hydraulic system. Understanding these components is essential for maintenance and performance optimization.
Brake Pads
- Material: Ceramic composite
- Thickness: 10.5 mm (new)
- Wear limit: 2.0 mm
- Replacement interval: Approximately 50,000 miles
Brake Rotors
- Type: Ventilated front and rear
- Diameter: 296 mm (front), 292 mm (rear)
- Thickness: 26 mm (front), 10 mm (rear)
- Material: Cast iron
Brake Calipers
- Type: Single-piston floating
- Material: Aluminum alloy
- Front caliper weight: 3.2 kg
- Rear caliper weight: 2.8 kg
Brake Performance
This section provides information on the braking performance of the Lexus HS, including stopping distance, pedal feel, and system responsiveness. These metrics are critical for evaluating the safety and efficiency of the braking system.
Brake Performance
This section provides information on the braking performance of the Lexus HS, including stopping distance, pedal feel, and system responsiveness. These metrics are critical for evaluating the safety and efficiency of the braking system.
Stopping Distance
- 60-0 mph: 120 feet
- 80-0 mph: 210 feet
- Test conditions: Dry pavement, 70°F
Pedal Feel
- Pedal travel: 2.5 inches
- Pedal force: 45 lbs for full braking
- Feedback: Linear and predictable
System Responsiveness
- ABS activation time: 0.2 seconds
- Brake assist: Standard
- Electronic brake-force distribution: Standard
Maintenance and Care
This section outlines the recommended maintenance practices for the Lexus HS braking system, including inspection intervals, common issues, and troubleshooting tips. Proper maintenance ensures longevity and optimal performance.
Maintenance and Care
This section outlines the recommended maintenance practices for the Lexus HS braking system, including inspection intervals, common issues, and troubleshooting tips. Proper maintenance ensures longevity and optimal performance.
Inspection Intervals
- Brake pads: Every 10,000 miles
- Brake fluid: Every 30,000 miles
- Rotors: Every 20,000 miles
Common Issues
- Brake squeal: Often caused by worn pads
- Vibration: Usually due to warped rotors
- Soft pedal: Indicates air in the brake lines
Troubleshooting Tips
- Check brake fluid level regularly
- Inspect for leaks in the hydraulic system
- Replace worn components promptly
Search Specifications
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Brakes Specifications
Overview
- Type
- Hydraulic Disc Brakes
- Configuration
- Front and Rear Disc
- Platform
- Lexus HS 250h
- Material
- High-carbon Cast Iron Rotors
- Location
- Wheel-mounted
Dimensions
- Front Rotor Diameter
- 11.8 inches (300 mm)
- Rear Rotor Diameter
- 11.1 inches (282 mm)
- Front Rotor Thickness
- 1.1 inches (28 mm)
- Rear Rotor Thickness
- 0.9 inches (23 mm)
- Front Pad Length
- 5.9 inches (150 mm)
- Rear Pad Length
- 5.5 inches (140 mm)
- Brake Fluid Capacity
- 0.5 liters (16.9 fl oz)
Materials
- Rotors
- High-carbon Cast Iron with Anti-corrosion Coating
- Brake Pads
- Ceramic Composite
- Calipers
- Aluminum Alloy
- Brake Lines
- Reinforced Rubber with Steel Braiding
Features
- Performance
-
- ABS (Anti-lock Braking System)
- EBD (Electronic Brakeforce Distribution)
- Brake Assist
- Durability
-
- Corrosion-resistant Rotors
- Heat-treated Calipers
- Long-lasting Ceramic Pads
- Noise Reduction
-
- Shimmed Brake Pads
- Vibration Dampers
- Noise-insulating Backing Plates
- Maintenance
-
- Wear Sensors
- Easy-access Caliper Design
- Self-adjusting Parking Brake
- Safety
-
- Hydraulic Brake Booster
- Integrated Stability Control
- Emergency Brake Light Activation
Safety Features
- Active Safety
-
- ABS with Traction Control
- Electronic Stability Control
- Collision Mitigation Braking
- Passive Safety
-
- Dual-circuit Brake System
- Automatic Brake Hold
- Parking Brake Auto-engage
- Monitoring
-
- Brake Pad Wear Sensors
- Brake Fluid Level Sensor
- ABS Diagnostic System
Comfort Features
- Pedal Feel
-
- Linear Brake Response
- Adjustable Pedal Resistance
- Smooth Engagement
- Noise Control
-
- Low-noise Ceramic Pads
- Vibration Dampening
- Quiet Operation
- Ergonomics
-
- Easy-to-reach Parking Brake
- Intuitive Brake Pedal Design
- Comfortable Brake Force Distribution
Accessories
- Upgrades
-
- Performance Brake Pads
- Slotted Rotors
- Stainless Steel Brake Lines
- Maintenance Tools
-
- Brake Pad Spreader
- Caliper Compression Tool
- Brake Bleeder Kit
- Replacement Parts
-
- OEM Brake Pads
- OEM Rotors
- Brake Fluid
Maintenance
- Service interval
- Every 15,000 miles or 12 months
- Service Items
-
- Inspect Brake Pads and Rotors
- Check Brake Fluid Level
- Test ABS Functionality
- Lubricate Caliper Slides
- Inspect Brake Lines for Leaks
- Maintenance Notes
- Use only DOT 4 brake fluid for optimal performance.
Warranty
- Basic Warranty
- Miles: 50,000Years: 4Coverage: Parts and Labor
- Powertrain Warranty
- Miles: 70,000Years: 6Coverage: Brake System Components
- Corrosion Warranty
- Miles: UnlimitedYears: 6Coverage: Rust-through Protection
- Extended Warranty
- Miles: 100,000Years: 8Coverage: Optional Extended Coverage
Production Details
- Manufacturer
- Akebono Brake Industry Co., Ltd.
- Manufacturing Process
-
- Precision Casting for Rotors
- CNC Machining for Calipers
- Automated Pad Assembly
- Quality Control
- Rotor inspection: 100% Dimensional and Surface CheckCaliper Testing: Hydraulic Pressure TestingPad Quality: Friction Coefficient Verification
- Sustainability Practices
-
- Recycled Materials in Pads
- Low-emission Manufacturing
- Water-based Coatings
- Production Metrics
- Annual Output: 500,000 UnitsDefect Rate: 0.01%Lead Time: 4 Weeks
Service Information for brakes Service
Maintenance and service requirements specific to this component
- Inspect Brake Pads and Rotors
- Check Brake Fluid Level
- Test ABS Functionality
- Lubricate Caliper Slides
- Inspect Brake Lines for Leaks
Use only DOT 4 brake fluid for optimal performance.
- Replace Brake Pads if Necessary
- Resurface or Replace Rotors
- Flush Brake Fluid
- Inspect Caliper Functionality
- Check Parking Brake Adjustment
Ensure proper bedding of new pads and rotors.
- Replace Brake Pads and Rotors
- Inspect and Replace Brake Lines if Needed
- Test ABS and Stability Control Systems
- Replace Brake Fluid
- Inspect Master Cylinder
Major service interval requires professional tools and expertise.
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 Are these brakes compatible with all 2010-2012 Lexus HS models?
Are these brakes compatible with all 2010-2012 Lexus HS models?
Yes, these brakes are specifically designed for the 2010-2012 Lexus HS models, including all trims. They meet OEM specifications for rotor size, pad material, and caliper fitment. Ensure you verify your vehicle's exact model and trim before purchase to confirm compatibility. Non-HS models or vehicles with aftermarket modifications may require additional verification.
Q2 What is the recommended maintenance schedule for Lexus HS brakes?
What is the recommended maintenance schedule for Lexus HS brakes?
For optimal performance, inspect brake pads and rotors every 12,000 miles or annually. Replace brake pads when thickness is below 3mm and rotors if they show significant wear, scoring, or warping. Brake fluid should be flushed every 30,000 miles or as specified in your owner's manual. Regular cleaning of brake components is also recommended to prevent debris buildup.
Q3 How do I replace the brake pads on a 2010-2012 Lexus HS?
How do I replace the brake pads on a 2010-2012 Lexus HS?
To replace brake pads, lift the vehicle and remove the wheels. Unbolt the caliper and hang it securely to avoid damaging the brake line. Remove the old pads and inspect the rotors. Install new pads, ensuring they are properly seated. Reattach the caliper and tighten bolts to the manufacturer's torque specifications. Test the brakes before driving to ensure proper function.
Q4 What should I do if my brakes are squeaking or vibrating?
What should I do if my brakes are squeaking or vibrating?
Squeaking or vibrating brakes may indicate worn pads, uneven rotor surfaces, or debris buildup. Inspect the pads and rotors for wear or damage. Clean the brake components thoroughly. If the issue persists, consider resurfacing or replacing the rotors and pads. Ensure all hardware is properly lubricated and torqued to prevent noise and vibration.
Q5 How can I optimize the performance of my Lexus HS brakes?
How can I optimize the performance of my Lexus HS brakes?
To optimize brake performance, use high-quality pads and rotors designed for your vehicle. Regularly clean brake components to prevent debris accumulation. Avoid aggressive driving, which can cause overheating and premature wear. Ensure proper bedding-in of new pads by following the manufacturer's instructions. Regularly check and maintain brake fluid levels and quality.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
2010-2012 Lexus HS Service Manual
Coming SoonDetailed service manual covering brake system maintenance, repair, and specifications for the 2010-2012 Lexus HS.
Technical Service Bulletin: Brake System Updates
Coming SoonTSB outlining updates and common issues related to the brake system in 2010-2012 Lexus HS models.
Lexus HS Brake Parts Catalog
Coming SoonComprehensive catalog of OEM and aftermarket brake parts for the 2010-2012 Lexus HS.
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Technical Information
- All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
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