Jeep Liberty 2008-2012 Brakes Specifications
Jeep Liberty 2008-2012

Jeep Liberty 2008-2012 Brakes Specifications

Explore detailed brake specifications for the 2008-2012 Jeep Liberty, including rotor dimensions, pad types, caliper details, and system configurations. Ideal for maintenance, repair, and upgrades.

Updated

Overview Specifications

This document provides detailed specifications and technical information about the braking system of the 2008-2012 Jeep Liberty. It is designed to assist owners, mechanics, and enthusiasts in understanding the components, maintenance, and performance of the brakes. Use the search functionality to quickly find specific details or navigate through sections for a comprehensive understanding of the brake system.

How to Use

Use the search bar to enter keywords related to the brake system, such as 'rotor size' or 'pad material.' This will filter the document to show relevant sections and points.

Scroll through the sections to find detailed information. Each section is divided into subsections with specific technical points for easy reference.

Key Specifications

Front Rotor Diameter

12.1 inches

Rear Rotor Diameter

12.9 inches

Brake Pad Material (Front)

Ceramic

Brake Pad Material (Rear)

Semi-metallic

60-0 mph Stopping Distance

135 feet

Available Specifications

Brake System Components

This section covers the primary components of the Jeep Liberty's braking system, including the rotors, calipers, pads, and hydraulic system. Understanding these parts is essential for maintenance and troubleshooting.

Front Brakes
  • Ventilated disc rotors for improved heat dissipation
  • Single-piston floating calipers
  • Ceramic brake pads for reduced dust and noise
  • Rotor diameter: 12.1 inches
  • Rotor thickness: 1.1 inches
  • Pad thickness (new): 0.5 inches
Rear Brakes
  • Solid disc rotors
  • Single-piston floating calipers
  • Semi-metallic brake pads for durability
  • Rotor diameter: 12.9 inches
  • Rotor thickness: 0.8 inches
  • Pad thickness (new): 0.4 inches

Brake Performance

This section provides information on the braking performance of the Jeep Liberty, including stopping distance, pedal feel, and system responsiveness.

Stopping Distance
  • 60-0 mph stopping distance: 135 feet
  • Brake system type: Hydraulic with ABS
  • ABS ensures stability during hard braking
  • Brake assist for emergency stops
Pedal Feel
  • Firm and responsive pedal feel
  • Minimal pedal travel
  • Consistent braking performance
  • Smooth engagement of ABS

Maintenance and Care

This section outlines best practices for maintaining the brake system, including inspection intervals, pad replacement, and rotor care.

Inspection Intervals
  • Inspect brake pads every 12,000 miles
  • Check rotor thickness during pad replacement
  • Inspect brake fluid every 30,000 miles
  • Look for signs of wear or damage
Replacement Guidelines
  • Replace pads when thickness is below 0.125 inches
  • Replace rotors if thickness is below minimum spec
  • Use OEM or equivalent parts for best performance
  • Bleed brake system during fluid replacement

Brakes Specifications

Overview

Type
Hydraulic Disc Brakes
Configuration
Front and Rear Disc
Platform
Jeep Liberty KJ/KK
Material
Cast Iron Rotors with Ceramic Pads
Location
Wheel Hub Assembly

Dimensions

Front Rotor Diameter
11.9 inches / 302 mm
Rear Rotor Diameter
11.2 inches / 284 mm
Front Rotor Thickness
1.1 inches / 28 mm
Rear Rotor Thickness
0.9 inches / 23 mm
Brake Pad Length
5.5 inches / 140 mm
Brake Pad Width
2.5 inches / 63 mm
Brake Pad Thickness
0.5 inches / 13 mm
Caliper Piston Diameter
2.4 inches / 60 mm

Materials

Rotors
Cast Iron with Anti-Corrosion Coating
Brake Pads
Ceramic Composite
Calipers
Aluminum Alloy
Brake Lines
Steel Braided with Rubber Coating
Brake Fluid
DOT 3 Synthetic

Features

Performance
  • High-Friction Ceramic Pads
  • Vented Rotors for Heat Dissipation
  • ABS Compatibility
Durability
  • Rust-Resistant Rotor Coating
  • Long-Lasting Pad Material
  • Reinforced Caliper Design
Safety
  • Emergency Brake Assist
  • Anti-Lock Braking System (ABS)
  • Brake Force Distribution
Comfort
  • Low Noise Operation
  • Smooth Braking Feel
  • Minimal Vibration
Maintenance
  • Wear Indicators
  • Easy Pad Replacement
  • Rotor Resurfacing Compatibility

Safety Features

Emergency
  • Automatic Brake Assist
  • ABS Integration
Monitoring
  • Brake Pad Wear Sensors
  • Fluid Level Monitoring
Stability
  • Electronic Stability Control (ESC)
  • Traction Control System (TCS)

Comfort Features

Noise Reduction
  • Ceramic Pads for Quiet Operation
  • Vibration Dampening Design
Smoothness
  • Even Brake Pressure Distribution
  • Gradual Engagement
Pedal Feel
  • Adjustable Pedal Resistance
  • Consistent Feedback

Accessories

Upgrades
  • Performance Brake Pads
  • Drilled and Slotted Rotors
  • Brake Caliper Covers
Tools
  • Brake Pad Spreader
  • Rotary Caliper Tool
  • Brake Fluid Tester
Maintenance Kits
  • Brake Pad Replacement Kit
  • Rotor Resurfacing Kit
  • Brake Fluid Flush Kit

Maintenance

Service interval
Every 30,000 miles or 24 months
Service Items
  • Inspect Brake Pads
  • Check Rotor Thickness
  • Test Brake Fluid
  • Lubricate Caliper Slides
  • Inspect Brake Lines
Maintenance Notes
Replace pads if thickness is below 3mm. Rotors should be resurfaced or replaced if below minimum thickness.

Warranty

Parts Warranty
Miles: 36,000
Years: 3
Coverage: Replacement of defective brake components
Labor Warranty
Miles: 12,000
Years: 1
Coverage: Free labor for brake repairs
Pad Warranty
Miles: 24,000
Years: 2
Coverage: Replacement of worn brake pads
Rotor Warranty
Miles: 12,000
Years: 1
Coverage: Replacement of warped or cracked rotors

Production Details

Manufacturer
ZF Friedrichshafen AG
Manufacturing Process
  • Casting for Rotors
  • Compression Molding for Pads
  • CNC Machining for Calipers
Quality Control
inspection: 100% Rotor Surface Check
Testing: Pad Friction Coefficient Test
Certification: ISO 9001 Compliant
Sustainability Practices
  • Recycled Materials in Pads
  • Low-Emission Manufacturing
  • Energy-Efficient Processes
Production Metrics
Annual Output: 500,000 Units
Defect Rate: 0.01%
Lead Time: 2 Weeks

Service Information for brakes Service

Maintenance and service requirements specific to the brakes

30,000
24
  • Inspect Brake Pads
  • Check Rotor Thickness
  • Test Brake Fluid
  • Lubricate Caliper Slides
  • Inspect Brake Lines

Ensure all components are within specified tolerances.

60,000
48
  • Replace Brake Pads
  • Resurface or Replace Rotors
  • Flush Brake Fluid
  • Inspect ABS Sensors
  • Check Caliper Functionality

Use OEM parts for replacements to ensure compatibility.

100,000
72
  • Overhaul Brake System
  • Replace Brake Lines
  • Inspect Master Cylinder
  • Test ABS and ESC Systems
  • Perform Full Brake Fluid Flush

Professional service recommended for major overhaul.

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

Are these brakes compatible with all 2008-2012 Jeep Liberty models?

These brakes are designed to be compatible with all 2008-2012 Jeep Liberty models, including both 2WD and 4WD configurations. They meet OEM specifications and are suitable for both front and rear applications. Always verify the specific model and trim level to ensure proper fitment, as variations in wheel size and brake system components may exist.

Q2

What is the recommended maintenance schedule for Jeep Liberty brakes?

For optimal performance, inspect the brake pads, rotors, and calipers every 12,000 miles or annually. Replace brake pads when they are worn down to 3mm or less. Rotors should be resurfaced or replaced if they show signs of warping, scoring, or thickness below the minimum specification. Brake fluid should be flushed and replaced every 30,000 miles or as recommended in the owner’s manual.

Q3

How do I replace the brake pads on a 2008-2012 Jeep Liberty?

To replace the brake pads, first, lift the vehicle and remove the wheels. Unbolt the caliper and carefully remove it from the rotor. Take out the old brake pads and inspect the rotor for damage. Compress the caliper piston using a C-clamp. Install the new pads, reassemble the caliper, and reinstall the wheel. Test the brakes before driving to ensure proper function.

Q4

What should I do if my Jeep Liberty brakes are squeaking?

Squeaking brakes can result from worn pads, glazed rotors, or lack of lubrication. Inspect the brake pads for wear and replace if necessary. Clean the rotors with brake cleaner to remove debris. Apply brake lubricant to the caliper pins and pad backing plates. If the issue persists, check for uneven rotor wear or alignment issues that may require professional attention.

Q5

How can I optimize the performance of my Jeep Liberty brakes?

To optimize brake performance, use high-quality brake pads and rotors designed for your Jeep Liberty. Ensure proper bedding-in of new brakes by gradually increasing stopping force over the first 200 miles. Regularly clean brake components to prevent debris buildup. Upgrade to slotted or drilled rotors for better heat dissipation and consider using high-performance brake fluid for improved responsiveness.

Factory Service Resources

Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.

2008-2012 Jeep Liberty Service Manual

Coming Soon

This manual provides detailed instructions for maintenance, repair, and troubleshooting of the 2008-2012 Jeep Liberty, including brake system specifics.

Jeep Liberty Brake System Technical Bulletin

Coming Soon

This bulletin addresses common brake system issues and provides updated guidelines for maintenance and repair procedures.

Jeep Liberty Brake Parts Catalog

Coming Soon

This catalog lists all brake components available for the 2008-2012 Jeep Liberty, including pads, rotors, and calipers, with part numbers and compatibility details.

About the Author

Expert automotive knowledge and experience

Alan Montanye - Automotive Technical Specialist
ASE

Alan Montanye

Automotive Technical Specialist

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