GMC Jimmy 1995-2001 Brakes Specifications
Explore the detailed brake specifications for the 1995-2001 GMC Jimmy, including rotor dimensions, pad types, and caliper details. Ideal for maintenance, repair, and performance upgrades.
Overview Specifications
This document provides detailed specifications and information about the braking system of the 1995-2001 GMC Jimmy. It is designed to assist owners, mechanics, and enthusiasts in understanding the brake components, maintenance requirements, and technical details. Use this guide to navigate through sections, search for specific information, and reference key specifications quickly.
How to Use
Use the search functionality to find specific terms or components related to the brakes. Enter keywords like 'rotor diameter' or 'brake pad material' to locate relevant details.
Navigate through the document by scrolling through sections or using the table of contents. Each section is organized into subsections for easy access to specific brake-related information.
Key Specifications
Front Rotor Diameter
11.5 inches
Rear Drum Diameter
9.5 inches
Brake Fluid Type
DOT 3 or DOT 4
Master Cylinder Bore
1.0 inch
Brake Pad Thickness (New)
0.5 inches
Available Specifications
Front Brakes
This section covers the front braking system of the 1995-2001 GMC Jimmy, including the rotors, calipers, and brake pads. Learn about the specifications, materials, and maintenance tips to ensure optimal performance.
Front Brakes
This section covers the front braking system of the 1995-2001 GMC Jimmy, including the rotors, calipers, and brake pads. Learn about the specifications, materials, and maintenance tips to ensure optimal performance.
Rotor Specifications
- Diameter: 11.5 inches
- Thickness: 1.02 inches
- Material: Cast iron
- Ventilation: Vented design for heat dissipation
- Minimum thickness after machining: 0.98 inches
Brake Pads
- Material: Semi-metallic or ceramic
- Thickness (new): 0.5 inches
- Wear indicator: Yes
- Replacement interval: 30,000-50,000 miles
Caliper Details
- Type: Single-piston floating caliper
- Piston diameter: 2.56 inches
- Material: Aluminum
- Lubrication: High-temperature grease recommended
Rear Brakes
This section provides information about the rear braking system, including drum brakes, shoes, and hardware. Understand the specifications and maintenance requirements for the rear brakes.
Rear Brakes
This section provides information about the rear braking system, including drum brakes, shoes, and hardware. Understand the specifications and maintenance requirements for the rear brakes.
Drum Specifications
- Diameter: 9.5 inches
- Width: 2.0 inches
- Material: Cast iron
- Minimum diameter after machining: 9.4 inches
Brake Shoes
- Material: Organic or semi-metallic
- Thickness (new): 0.25 inches
- Replacement interval: 40,000-60,000 miles
- Adjustment: Manual or self-adjusting
Hardware Kit
- Includes: Springs, clips, and retainers
- Material: Steel with corrosion-resistant coating
- Replacement: Recommended with every shoe change
Brake Fluid and Hydraulics
This section focuses on the brake fluid, master cylinder, and hydraulic components. Learn about the recommended fluid type, capacity, and maintenance intervals.
Brake Fluid and Hydraulics
This section focuses on the brake fluid, master cylinder, and hydraulic components. Learn about the recommended fluid type, capacity, and maintenance intervals.
Brake Fluid
- Type: DOT 3 or DOT 4
- Capacity: 1.0 liter (approx.)
- Replacement interval: Every 2 years or 30,000 miles
- Boiling point: 401°F (DOT 3), 446°F (DOT 4)
Master Cylinder
- Bore diameter: 1.0 inch
- Material: Cast aluminum
- Reservoir capacity: 0.5 liters
- Seals: Nitrile rubber
Hydraulic Lines
- Material: Steel and rubber
- Inspection: Check for leaks and corrosion annually
- Replacement: Every 10 years or as needed
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Brakes Specifications
Overview
- Type
- Hydraulic Disc (Front), Drum (Rear)
- Configuration
- Dual-circuit, diagonally split
- Platform
- S-10 Blazer/Jimmy
- Material
- Cast Iron (Rotors), Steel (Drums)
- Location
- Front and Rear Axles
Dimensions
- Front Rotor Diameter
- 11.0 inches (279.4 mm)
- Front Rotor Thickness
- 1.02 inches (26 mm)
- Rear Drum Diameter
- 9.5 inches (241.3 mm)
- Rear Drum Width
- 2.0 inches (50.8 mm)
- Brake Pad Length
- 5.5 inches (139.7 mm)
- Brake Pad Width
- 2.5 inches (63.5 mm)
- Brake Line Diameter
- 0.25 inches (6.35 mm)
Materials
- Rotors
- Cast Iron with Anti-Corrosion Coating
- Drums
- High-Strength Steel
- Brake Pads
- Semi-Metallic Friction Material
- Brake Shoes
- Organic Friction Material
- Brake Lines
- Steel Braided with Rubber Coating
Features
- Braking System
-
- Anti-lock Braking System (ABS)
- Proportioning Valve
- Dual-Piston Calipers (Front)
- Self-Adjusting Drums (Rear)
- Performance
-
- High Heat Dissipation Rotors
- Fade-Resistant Pads
- Smooth Brake Engagement
- Low Noise Operation
- Durability
-
- Corrosion-Resistant Rotors
- Reinforced Brake Lines
- Long-Lasting Pads and Shoes
- Rust-Proof Drum Coating
- Safety
-
- ABS Integration
- Emergency Brake Assist
- Brake Fluid Level Sensor
- Maintenance
-
- Easy Pad Replacement
- Self-Adjusting Rear Drums
- Visual Wear Indicators
Safety Features
- Anti Lock Brakes
-
- Prevents Wheel Lockup
- Improves Steering Control
- Emergency Braking
-
- Automatic Brake Force Distribution
- Enhanced Stopping Power
- Monitoring Systems
-
- Brake Fluid Level Sensor
- Wear Indicator Alerts
Comfort Features
- Noise Reduction
-
- Quiet Pad Material
- Vibration Dampening
- Pedal Feel
-
- Smooth Engagement
- Consistent Pressure
- Heat Management
-
- Vented Rotors
- Heat-Resistant Pads
- Maintenance Ease
-
- Quick Pad Replacement
- Self-Adjusting Drums
Accessories
- Upgrades
-
- Performance Rotors
- Ceramic Brake Pads
- Stainless Steel Brake Lines
- Tools
-
- Brake Caliper Tool
- Drum Brake Spring Tool
- Brake Bleeder Kit
- Replacement Parts
-
- OEM Pads and Shoes
- Brake Rotors
- Brake Drums
Maintenance
- Service interval
- Every 12,000 miles or 12 months
- Service Items
-
- Inspect Brake Pads and Shoes
- Check Rotor and Drum Thickness
- Inspect Brake Lines for Leaks
- Test ABS Functionality
- Replace Brake Fluid
- Maintenance Notes
- Avoid using low-quality brake fluid to prevent corrosion.
Warranty
- Parts Warranty
- Miles: 36,000Years: 3Coverage: Brake Pads, Shoes, Rotors, Drums
- Labor Warranty
- Miles: 12,000Years: 1Coverage: Installation and Adjustments
- Corrosion Warranty
- Miles: UnlimitedYears: 5Coverage: Rust-Through on Rotors and Drums
- ABS Warranty
- Miles: 50,000Years: 5Coverage: ABS Module and Sensors
Production Details
- Manufacturer
- Delco Moraine
- Manufacturing Process
-
- Casting for Rotors and Drums
- Precision Machining
- Heat Treatment
- Quality Testing
- Quality Control
- Dimensional Checks: 100% InspectionMaterial Testing: Batch SamplingPerformance Testing: Simulated Braking Cycles
- Sustainability Practices
-
- Recycled Materials in Pads
- Eco-Friendly Coatings
- Waste Reduction in Manufacturing
- Production Metrics
- Annual Output: 500,000 UnitsDefect Rate: 0.1%Energy Efficiency: 15% Improvement Over Previous Models
Service Information for Brakes Service
Maintenance and service requirements specific to the braking system
- Inspect Brake Pads and Shoes
- Check Rotor and Drum Thickness
- Inspect Brake Lines for Leaks
- Test ABS Functionality
- Replace Brake Fluid
Use DOT 3 or DOT 4 brake fluid only.
- Replace Brake Pads
- Resurface or Replace Rotors
- Inspect and Adjust Rear Drums
- Check Brake Calipers
- Test Parking Brake
Ensure proper bedding of new brake pads.
- Replace Brake Shoes
- Replace Brake Drums
- Inspect and Replace Brake Lines if Necessary
- Flush and Replace Brake Fluid
- Perform ABS Diagnostic Test
Major service requires specialized tools and expertise.
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 Are these brakes compatible with all 1995-2001 GMC Jimmy models?
Are these brakes compatible with all 1995-2001 GMC Jimmy models?
The brakes are designed to be compatible with all 1995-2001 GMC Jimmy models, including both 2-door and 4-door variants. They meet OEM specifications for rotor size, pad dimensions, and caliper fitment. However, it is recommended to verify compatibility with your specific trim level and drivetrain (4WD or 2WD) before purchase, as slight variations may exist.
Q2 What is the recommended maintenance schedule for GMC Jimmy brakes?
What is the recommended maintenance schedule for GMC Jimmy brakes?
For optimal performance, inspect brake pads and rotors every 12,000 miles or annually. Replace brake pads when they reach 3mm thickness or show uneven wear. Rotors should be resurfaced or replaced if they exhibit scoring, warping, or thickness below the minimum specification. Brake fluid should be flushed every 30,000 miles or 2 years to maintain system integrity.
Q3 How do I replace the brake pads on a 1995-2001 GMC Jimmy?
How do I replace the brake pads on a 1995-2001 GMC Jimmy?
To replace brake pads, lift the vehicle and secure it on jack stands. Remove the wheels and locate the brake caliper. Unbolt the caliper and suspend it to avoid stressing the brake line. Remove the old pads, compress the caliper piston, and install new pads. Reattach the caliper, tighten bolts to the specified torque, and reinstall the wheels. Test 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 may indicate worn pads, glazed rotors, or lack of lubrication on pad contact points. Vibrations often suggest warped rotors. Inspect pads and rotors for wear or damage. Clean and lubricate caliper slides and pad contact areas. If rotors are warped, resurface or replace them. Ensure all components are properly torqued and aligned.
Q5 How can I improve the braking performance of my GMC Jimmy?
How can I improve the braking performance of my GMC Jimmy?
Upgrade to high-performance brake pads and slotted or drilled rotors for better heat dissipation and stopping power. Ensure proper bedding-in of new pads by following the manufacturer's instructions. Regularly check and maintain brake fluid levels and quality. Consider upgrading to stainless steel brake lines for improved pedal feel and 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.
1995-2001 GMC Jimmy Service Manual
Coming SoonComprehensive guide covering brake system maintenance, repair, and troubleshooting for 1995-2001 GMC Jimmy models.
Brake System Technical Service Bulletin
Coming SoonOfficial bulletin addressing common brake system issues and recommended solutions for 1995-2001 GMC Jimmy vehicles.
GMC Jimmy Brake Parts Catalog
Coming SoonDetailed catalog listing OEM and aftermarket brake components for 1995-2001 GMC Jimmy models, including part numbers and compatibility.
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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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