Subaru Subaru Legacy 2015-2019 Brakes Specifications
Explore the detailed brake specifications for the 2015-2019 Subaru Legacy, including brake pad sizes, rotor dimensions, and maintenance tips. This guide is essential for owners and mechanics looking to ensure optimal braking performance and safety.
Overview Specifications
This document provides detailed specifications and information about the braking system of the 2015-2019 Subaru Legacy. It is designed to help users understand the technical aspects of the brakes, including components, performance, and maintenance. Use the search functionality to find specific terms or navigate through sections to explore detailed information about the braking system.
How to Use
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Scroll through the document or use the table of contents to jump to specific sections. Each section is organized into subsections with detailed technical points for easy reference.
Key Specifications
Front Rotor Diameter
12.4 inches (315 mm)
Rear Rotor Diameter
11.8 inches (300 mm)
Brake Pad Material
Ceramic or semi-metallic
Stopping Distance (60-0 mph)
120 feet (36.6 meters)
Brake Fluid Type
DOT 4
Available Specifications
Brake System Components
This section covers the primary components of the Subaru Legacy's braking system, including rotors, calipers, pads, and hydraulic systems. Learn about the materials, sizes, and functions of each component.
Brake System Components
This section covers the primary components of the Subaru Legacy's braking system, including rotors, calipers, pads, and hydraulic systems. Learn about the materials, sizes, and functions of each component.
Front Brake Rotors
- Diameter: 12.4 inches (315 mm)
- Thickness: 1.1 inches (28 mm)
- Ventilated design for improved heat dissipation
- Made from high-strength cast iron
Rear Brake Rotors
- Diameter: 11.8 inches (300 mm)
- Thickness: 0.8 inches (20 mm)
- Solid design for consistent performance
- Corrosion-resistant coating
Brake Calipers
- Single-piston floating calipers
- Aluminum construction for reduced weight
- Integrated with anti-lock braking system (ABS)
- Durable seals for long-lasting performance
Brake Performance
This section focuses on the performance characteristics of the Subaru Legacy's braking system, including stopping distance, pedal feel, and responsiveness under various conditions.
Brake Performance
This section focuses on the performance characteristics of the Subaru Legacy's braking system, including stopping distance, pedal feel, and responsiveness under various conditions.
Stopping Distance
- 60-0 mph stopping distance: 120 feet (36.6 meters)
- Consistent performance in wet and dry conditions
- ABS prevents wheel lockup during hard braking
- Electronic brake-force distribution (EBD) optimizes braking force
Pedal Feel
- Firm and responsive pedal feedback
- Short travel distance for quick engagement
- Hydraulic assist for smooth operation
- Minimal fade during prolonged use
Maintenance and Care
This section provides guidance on maintaining the Subaru Legacy's braking system, including inspection intervals, replacement recommendations, and troubleshooting tips.
Maintenance and Care
This section provides guidance on maintaining the Subaru Legacy's braking system, including inspection intervals, replacement recommendations, and troubleshooting tips.
Brake Pad Replacement
- Recommended replacement interval: 30,000-50,000 miles
- Use OEM or equivalent high-quality pads
- Check for uneven wear during inspections
- Replace pads if thickness is below 3 mm
Rotor Inspection
- Inspect rotors for warping or scoring every 15,000 miles
- Minimum thickness for front rotors: 1.0 inches (25.4 mm)
- Minimum thickness for rear rotors: 0.7 inches (18 mm)
- Resurface or replace rotors as needed
Brake Fluid
- Recommended fluid: DOT 4
- Replace fluid every 30,000 miles or 2 years
- Check for contamination or discoloration
- Bleed system to remove air bubbles
Search Specifications
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Brakes Specifications
Overview
- Type
- Hydraulic Disc Brakes
- Configuration
- Front and Rear Disc
- Platform
- Subaru Global Platform
- Material
- Cast Iron Rotors with Ceramic Pads
- Location
- Front and Rear Axles
Dimensions
- Front Rotor Diameter
- 12.4 inches / 315 mm
- Rear Rotor Diameter
- 11.8 inches / 300 mm
- Front Rotor Thickness
- 1.1 inches / 28 mm
- Rear Rotor Thickness
- 0.9 inches / 22 mm
- Front Pad Thickness
- 0.5 inches / 12.7 mm
- Rear Pad Thickness
- 0.4 inches / 10.2 mm
- Caliper Piston Diameter
- 2.36 inches / 60 mm
Materials
- Rotors
- Cast Iron with Anti-Corrosion Coating
- Brake Pads
- Ceramic Composite
- Calipers
- Aluminum Alloy
- Brake Lines
- Stainless Steel Braided
Features
- Performance
-
- ABS (Anti-lock Braking System)
- Electronic Brake-force Distribution (EBD)
- Brake Assist
- Hill Start Assist
- Durability
-
- Corrosion-Resistant Rotors
- High-Temperature Pads
- Dust-Resistant Calipers
- Technology
-
- Electronic Parking Brake
- Brake Override System
- Integrated Stability Control
- Comfort
-
- Low Noise Operation
- Smooth Brake Engagement
- Reduced Pedal Vibration
- Safety
-
- Automatic Emergency Braking
- Pedestrian Detection
- Lane Keep Assist
Safety Features
- Active Safety
-
- ABS with Traction Control
- Electronic Stability Control
- Automatic Emergency Braking
- Passive Safety
-
- Brake Override System
- Hill Start Assist
- Monitoring
-
- Brake Pad Wear Sensors
- Brake Fluid Level Sensor
Comfort Features
- Noise Reduction
-
- Ceramic Brake Pads
- Vibration Dampening Calipers
- Pedal Feel
-
- Linear Brake Response
- Adjustable Pedal Sensitivity
- Maintenance
-
- Self-Cleaning Rotors
- Dust-Resistant Pads
- Ergonomics
-
- Light Pedal Effort
- Smooth Engagement
Accessories
- Upgrades
-
- Performance Brake Pads
- Slotted Rotors
- Stainless Steel Brake Lines
- Tools
-
- Brake Caliper Tool
- Rotor Resurfacing Kit
- Brake Bleeder Kit
- Maintenance
-
- Brake Cleaner Spray
- Brake Grease
- Brake Fluid Tester
Maintenance
- Service interval
- Every 30,000 miles or 24 months
- Service Items
-
- Inspect Brake Pads and Rotors
- Check Brake Fluid Level
- Lubricate Caliper Slides
- Inspect Brake Lines
- Test ABS Functionality
- Maintenance Notes
- Replace brake fluid every 60,000 miles or 48 months.
Warranty
- Basic Warranty
- Miles: 36,000Years: 3Coverage: Parts and Labor
- Powertrain Warranty
- Miles: 60,000Years: 5Coverage: Brake Components
- Corrosion Warranty
- Miles: UnlimitedYears: 5Coverage: Rust Perforation
- Emissions Warranty
- Miles: 80,000Years: 8Coverage: Brake System Sensors
Production Details
- Manufacturer
- Subaru Corporation
- Manufacturing Process
-
- Precision Casting for Rotors
- CNC Machining for Calipers
- Automated Assembly
- Quality Control
- Rotor inspection: Ultrasonic TestingPad inspection: Thermal Stress TestingCaliper inspection: Pressure Testing
- Sustainability Practices
-
- Recycled Materials in Pads
- Low-Emission Manufacturing
- Energy-Efficient Processes
- 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
- Lubricate Caliper Slides
- Inspect Brake Lines
- Test ABS Functionality
Ensure brake fluid is within recommended levels.
- Replace Brake Fluid
- Inspect and Resurface Rotors
- Check Caliper Functionality
- Test Electronic Parking Brake
- Inspect Brake Hoses
Use only Subaru-approved brake fluid.
- Replace Brake Pads
- Replace Rotors if Necessary
- Inspect and Replace Brake Lines
- Test Brake Assist System
- Perform Full Brake System Flush
Critical to replace all worn components to maintain safety.
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 Are these brakes compatible with all 2015-2019 Subaru Legacy models?
Are these brakes compatible with all 2015-2019 Subaru Legacy models?
Yes, these brakes are specifically designed for the 2015-2019 Subaru Legacy models, including all trims and engine configurations. They meet OEM specifications for rotor size, pad material, and caliper fitment. However, it is recommended to verify compatibility with your specific model year and trim, as slight variations may exist in performance packages or aftermarket modifications.
Q2 What is the recommended maintenance schedule for Subaru Legacy brakes?
What is the recommended maintenance schedule for Subaru Legacy brakes?
Subaru recommends inspecting the brake system every 12,000 miles or annually, whichever comes first. Brake pads should be replaced when worn to 3mm or less, and rotors should be checked for thickness and surface condition. Brake fluid should be flushed every 30,000 miles or 2 years to maintain optimal performance and safety. Always refer to your owner's manual for specific guidelines.
Q3 How do I replace the brake pads on a 2015-2019 Subaru Legacy?
How do I replace the brake pads on a 2015-2019 Subaru Legacy?
To replace brake pads, first, 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. If necessary, resurface or replace the rotors. Install the new pads, reassemble the caliper, and torque the bolts to the manufacturer's specifications. Finally, pump the brake pedal to restore pressure and test the brakes before driving.
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 in the braking system. Inspect the pads and rotors for wear or damage. Clean the brake components and apply brake grease to the back of the pads to reduce noise. If the issue persists, consider resurfacing or replacing the rotors. Persistent vibration may also indicate a need for a brake system alignment.
Q5 How can I optimize the performance of my Subaru Legacy brakes?
How can I optimize the performance of my Subaru Legacy brakes?
To optimize brake performance, use high-quality brake pads and rotors designed for your driving conditions. Regularly inspect and maintain the brake system, including fluid levels and pad thickness. Avoid aggressive driving habits that cause excessive wear. Consider upgrading to performance brake components if you frequently drive in demanding conditions, such as mountainous terrain or track use.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
2015-2019 Subaru Legacy Service Manual
Coming SoonComprehensive guide covering brake system maintenance, repair, and troubleshooting for the 2015-2019 Subaru Legacy.
Subaru Technical Service Bulletin: Brake System Updates
Coming SoonLatest updates and fixes for the brake system in 2015-2019 Subaru Legacy models, including recalls and performance improvements.
Subaru Legacy Brake Parts Catalog
Coming SoonDetailed catalog of OEM and aftermarket brake components for the 2015-2019 Subaru Legacy, including pads, rotors, and calipers.
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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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