Mercedes-Benz Mercedes B-Class 2011-2018 Suspension Specifications
Explore detailed suspension specifications for the 2011-2018 Mercedes B-Class, including part numbers, torque settings, and alignment values. Ideal for maintenance, repairs, and performance upgrades.
Overview Specifications
This document provides detailed specifications and technical information about the suspension system of the 2011-2018 Mercedes B-Class. It is designed to assist users in understanding the key components, features, and maintenance requirements of the suspension. Use the search and navigation instructions to quickly locate specific details or browse through the sections for a comprehensive overview.
How to Use
Use the search functionality to find specific terms or components related to the suspension system. Enter keywords like 'shock absorbers' or 'spring rates' to get precise results.
Navigate through the sections by clicking on the titles in the table of contents. Each section is organized into subsections with detailed technical points for easy reference.
Key Specifications
Front Suspension Type
MacPherson Strut
Rear Suspension Type
Multi-Link
Spring Rate (Front)
25 N/mm
Spring Rate (Rear)
30 N/mm
Anti-Roll Bar Diameter
22 mm
Available Specifications
Front Suspension
The front suspension of the 2011-2018 Mercedes B-Class is designed for optimal handling and comfort. This section covers the key components, including the MacPherson strut system, anti-roll bar, and steering linkage.
Front Suspension
The front suspension of the 2011-2018 Mercedes B-Class is designed for optimal handling and comfort. This section covers the key components, including the MacPherson strut system, anti-roll bar, and steering linkage.
MacPherson Strut System
- Features a coil spring integrated with the shock absorber.
- Provides a compact design for better space utilization.
- Enhances ride comfort and stability.
- Includes a lower control arm for precise wheel alignment.
Anti-Roll Bar
- Reduces body roll during cornering.
- Connects both front wheels for synchronized movement.
- Made from high-strength steel for durability.
- Improves overall handling and safety.
Rear Suspension
The rear suspension system ensures a balanced and smooth ride. This section details the multi-link setup, coil springs, and shock absorbers used in the 2011-2018 Mercedes B-Class.
Rear Suspension
The rear suspension system ensures a balanced and smooth ride. This section details the multi-link setup, coil springs, and shock absorbers used in the 2011-2018 Mercedes B-Class.
Multi-Link Suspension
- Uses multiple arms to control wheel movement.
- Offers superior handling and ride comfort.
- Allows for independent wheel adjustment.
- Reduces road noise and vibrations.
Coil Springs and Shock Absorbers
- Coil springs provide consistent support and load capacity.
- Shock absorbers dampen road impacts for a smoother ride.
- Designed for long-term durability and performance.
- Easy to replace or upgrade for maintenance.
Suspension Maintenance
Proper maintenance is crucial for the longevity and performance of the suspension system. This section provides guidelines for inspecting, servicing, and replacing key components.
Suspension Maintenance
Proper maintenance is crucial for the longevity and performance of the suspension system. This section provides guidelines for inspecting, servicing, and replacing key components.
Inspection Guidelines
- Check for wear on bushings and ball joints every 20,000 miles.
- Inspect shock absorbers for leaks or reduced performance.
- Monitor tire wear patterns for alignment issues.
- Ensure all bolts and fasteners are properly torqued.
Replacement Tips
- Replace shock absorbers in pairs for balanced performance.
- Use OEM or high-quality aftermarket parts for durability.
- Follow manufacturer torque specifications during installation.
- Consider professional alignment after suspension work.
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Component Specifications
Overview
- Type
- Independent MacPherson strut front, multi-link rear
- Configuration
- Front and rear independent suspension
- Platform
- MFA (Modular Front Architecture)
- Material
- High-strength steel and aluminum components
- Location
- Front and rear axles
Dimensions
- Front Strut Length
- 22.5 inches (571.5 mm)
- Rear Shock ABSorber Length
- 20.8 inches (528.3 mm)
- Front Spring Diameter
- 5.1 inches (130 mm)
- Rear Spring Diameter
- 4.7 inches (120 mm)
- Front Track Width
- 60.2 inches (1529 mm)
- Rear Track Width
- 59.3 inches (1506 mm)
- Ground Clearance
- 5.9 inches (150 mm)
Materials
- Springs
- High-tensile steel
- Shock ABSorbers
- Steel with hydraulic fluid
- Control Arms
- Forged aluminum
- Bushings
- Synthetic rubber
- Stabilizer Bar
- Hollow steel
Features
- Adjustability
-
- Height-adjustable front struts
- Rear shock absorber damping control
- Optional adaptive damping system
- Stability
-
- Electronic Stability Program (ESP)
- Anti-roll bars front and rear
- Torque vectoring system
- Durability
-
- Corrosion-resistant coatings
- Reinforced mounting points
- Sealed bearings
- Performance
-
- Sport-tuned suspension option
- Dynamic handling package
- Precision steering geometry
- Comfort
-
- Progressive rate springs
- Hydraulic rebound stops
- Noise-reducing bushings
Safety Features
- Structural integrity
-
- Crash-optimized front subframe
- Reinforced rear axle carrier
- Electronic Systems
-
- ABS integration
- Traction control compatibility
- Emergency Handling
-
- Fail-safe suspension mode
- Run-flat tire compatibility
Comfort Features
- Vibration Dampening
-
- Hydraulic mounts
- Tuned frequency response
- Noise Reduction
-
- Acoustic insulation
- Low-friction bushings
- Ride Quality
-
- Variable-rate springs
- Progressive damping
- Adjustability
-
- Optional air suspension
- Dynamic damping control
Accessories
- Upgrades
-
- Sport suspension kit
- Lowering springs
- Performance shock absorbers
- Maintenance
-
- Replacement bushings
- Suspension alignment kit
- Strut mount bearings
- Protection
-
- Suspension covers
- Underbody protection plates
- Corrosion protection spray
Maintenance
- Service interval
- Every 30,000 miles or 24 months
- Service Items
-
- Inspect suspension components
- Check shock absorber condition
- Lubricate suspension joints
- Verify alignment settings
- Inspect bushings and mounts
- Maintenance Notes
- Regular inspection recommended for vehicles driven in harsh conditions
Warranty
- Basic
- Miles: 50,000Years: 4Coverage: Manufacturing defects
- Corrosion
- Miles: UnlimitedYears: 12Coverage: Perforation corrosion
- Emissions
- Miles: 80,000Years: 8Coverage: Suspension-related emissions components
- Extended
- Miles: 100,000Years: 7Coverage: Optional extended coverage for suspension components
Production Details
- Manufacturer
- Mercedes-Benz AG
- Manufacturing Process
-
- Precision forging
- Robotic welding
- Automated assembly
- Quality Control
- Testing: Durability testing, Environmental testing, Crash simulationinspection: X-ray inspection, Ultrasonic testing, Dimensional verification
- Sustainability
-
- Recyclable materials
- Energy-efficient production
- Waste reduction programs
- Production Metrics
- Units Per Day: 1200Defect Rate: 0.02%Energy Consumption: 15 kWh per unit
Service Information for suspension Service
Maintenance and service requirements specific to this component
- Inspect suspension components for wear
- Check shock absorber performance
- Verify alignment settings
- Lubricate suspension joints
- Inspect bushings and mounts
Service interval may vary based on driving conditions
- Replace suspension bushings if worn
- Check and replace shock absorbers if necessary
- Inspect and replace strut mounts
- Verify torque on all suspension fasteners
- Perform full suspension alignment
Use only genuine Mercedes-Benz replacement parts
- Complete suspension overhaul
- Replace all wear components
- Inspect and replace subframe mounts
- Verify suspension geometry
- Test electronic suspension systems
Major service requires specialized equipment and training
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What suspension components are compatible with the 2011-2018 Mercedes B-Class?
What suspension components are compatible with the 2011-2018 Mercedes B-Class?
The 2011-2018 Mercedes B-Class is compatible with a range of suspension components, including struts, shocks, springs, and control arms. Ensure parts match the specific model year and trim level, as variations exist. OEM parts are recommended for optimal performance, but aftermarket options from reputable brands like Bilstein or KYB are also compatible. Always verify part numbers and specifications before purchase.
Q2 What maintenance is required for the suspension system of a 2011-2018 Mercedes B-Class?
What maintenance is required for the suspension system of a 2011-2018 Mercedes B-Class?
Regular maintenance for the suspension system includes inspecting shocks, struts, and bushings every 30,000 miles. Check for leaks, wear, or damage. Wheel alignment should be performed annually or after suspension repairs. Lubricate moving parts as needed and replace worn components promptly to avoid further damage. Follow the manufacturer’s maintenance schedule for optimal performance and safety.
Q3 How do I replace the suspension struts on a 2011-2018 Mercedes B-Class?
How do I replace the suspension struts on a 2011-2018 Mercedes B-Class?
To replace suspension struts, first, safely lift the vehicle and remove the wheel. Disconnect the sway bar link and brake line bracket. Unbolt the strut from the steering knuckle and remove the upper mounting bolts inside the engine bay. Install the new strut in reverse order, ensuring all bolts are torqued to manufacturer specifications. Perform a wheel alignment after replacement.
Q4 What are common suspension issues in the 2011-2018 Mercedes B-Class?
What are common suspension issues in the 2011-2018 Mercedes B-Class?
Common issues include worn struts or shocks, leading to a bumpy ride, uneven tire wear, or poor handling. Noises like clunking or squeaking may indicate worn bushings or ball joints. Leaking fluid from shocks or struts is another sign of failure. Diagnose by inspecting components for wear, damage, or leaks, and replace as necessary.
Q5 How can I optimize the suspension performance of my 2011-2018 Mercedes B-Class?
How can I optimize the suspension performance of my 2011-2018 Mercedes B-Class?
To optimize suspension performance, use high-quality OEM or aftermarket components like performance shocks or lowering springs. Ensure proper installation and alignment. Regularly inspect and maintain suspension parts. Consider upgrading to a sport-tuned suspension for improved handling. Avoid overloading the vehicle, as excess weight can strain the suspension system.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
Mercedes B-Class 2011-2018 Service Manual
Coming SoonComprehensive guide covering maintenance, repairs, and technical specifications for the 2011-2018 Mercedes B-Class suspension system.
Technical Service Bulletin: Suspension Updates
Coming SoonDetails updates and fixes for common suspension issues in the 2011-2018 Mercedes B-Class, including part numbers and repair procedures.
Mercedes B-Class Suspension Parts Catalog
Coming SoonCatalog listing all suspension components, including OEM and aftermarket options, for the 2011-2018 Mercedes B-Class.
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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.
- Vehicle specifications and procedures may vary by model year, trim level, and region.
- Always follow the manufacturer's recommended procedures and safety precautions.
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