GMC Yukon 2021-present Suspension Specifications
GMC Yukon 2021-present

GMC Yukon 2021-present Suspension Specifications

Explore detailed suspension specifications for the 2021-Present GMC Yukon, including front and rear components, dimensions, and performance metrics. Ideal for maintenance, repair, and upgrades.

Updated

Overview Specifications

This document provides a comprehensive guide to the suspension specifications of the 2021-Present GMC Yukon. It is designed to help users understand the technical details, features, and performance aspects of the vehicle's suspension system. Whether you're a mechanic, enthusiast, or potential buyer, this guide will assist you in navigating and utilizing the information effectively. The document is organized into sections for easy reference, with detailed subsections and a quick reference table for key specifications.

How to Use

Use the search functionality to quickly locate specific terms or components within the document. Enter keywords related to the suspension system, such as 'shock absorbers' or 'ride height,' to find relevant information instantly.

Navigate through the document by scrolling through the sections or using the table of contents. Each section is labeled with a title and includes subsections for detailed information. Use the quick reference table at the end for a summary of key specifications.

Key Specifications

Front Suspension Type

Independent

Rear Suspension Type

Multi-Link

Air Suspension Option

Available

Maximum Ground Clearance

10.1 inches

Towing Capacity

8,400 lbs

Available Specifications

Front Suspension

The front suspension of the 2021-Present GMC Yukon is designed to provide a balance of comfort and performance. It features an independent suspension system that ensures smooth handling and stability. This section covers the key components and their functions, including the control arms, struts, and stabilizer bar.

Control Arms
  • Upper and lower control arms provide structural support.
  • Constructed from high-strength steel for durability.
  • Designed to minimize weight while maintaining strength.
  • Integrated bushings for reduced noise and vibration.
Struts
  • Gas-charged struts for improved damping.
  • Designed to absorb road impacts effectively.
  • Enhanced for both on-road and off-road performance.
  • Includes a coil spring for added support.

Rear Suspension

The rear suspension system of the GMC Yukon is engineered to handle heavy loads while maintaining ride quality. It includes a multi-link setup that enhances stability and control. This section details the components such as the rear axle, shocks, and springs.

Rear Axle
  • Solid rear axle for strength and durability.
  • Supports heavy towing and payload capacities.
  • Equipped with a differential for smooth power distribution.
  • Includes axle shafts for torque transfer.
Shocks and Springs
  • Heavy-duty shock absorbers for load handling.
  • Progressive-rate springs for consistent ride quality.
  • Designed to minimize body roll during cornering.
  • Enhanced for both on-road and off-road conditions.

Air Suspension

The optional air suspension system in the GMC Yukon offers adjustable ride height and improved comfort. This section explains the features and benefits of the air suspension, including its components and functionality.

Air Springs
  • Air springs replace traditional coil springs.
  • Allows for adjustable ride height.
  • Provides a smoother ride over rough terrain.
  • Automatically levels the vehicle under load.
Compressor and Controls
  • Onboard air compressor for system operation.
  • Controls located in the cabin for easy adjustment.
  • Includes sensors for automatic height adjustment.
  • Designed for reliability and low maintenance.

Component Specifications

Overview

Type
Independent front and rear suspension
Configuration
Double-wishbone front, multi-link rear
Platform
GM T1 platform
Material
High-strength steel and aluminum
Location
Front and rear axles

Dimensions

Front Track Width
68.3 inches (1735 mm)
Rear Track Width
68.3 inches (1735 mm)
Wheelbase
120.9 inches (3071 mm)
Ground Clearance
8.1 inches (206 mm)
Spring Length Front
14.2 inches (361 mm)
Spring Length Rear
15.7 inches (399 mm)
Shock ABSorber Length
22.4 inches (569 mm)

Materials

Control Arms
Forged aluminum
Springs
High-strength steel
Shock ABSorbers
Steel with hydraulic fluid
Bushings
Polyurethane and rubber composite
Sway Bar
Hollow steel

Features

Adjustability
  • Magnetic Ride Control
  • Air Ride Adaptive Suspension
  • Height adjustment
Technology
  • Electronic Stability Control
  • Traction Control System
  • Hill Descent Control
Performance
  • Enhanced cornering stability
  • Improved ride comfort
  • Reduced body roll
Durability
  • Corrosion-resistant materials
  • Reinforced components
  • Long-lasting bushings
integration
  • Seamless integration with drivetrain
  • Compatibility with towing packages
  • Synchronization with braking system

Safety Features

Stability
  • Electronic Stability Control
  • Roll Stability Control
Braking
  • Integrated brake assist
  • Emergency brake support
Handling
  • Improved traction on uneven surfaces
  • Enhanced control during sharp turns

Comfort Features

Ride Quality
  • Smooth handling over rough terrain
  • Reduced cabin noise and vibration
Adjustability
  • Customizable ride height
  • Adaptive damping
Seating
  • Reduced driver fatigue
  • Enhanced passenger comfort
Noise Reduction
  • Isolated suspension mounts
  • Quiet cabin environment

Accessories

Upgrades
  • Performance shock absorbers
  • Heavy-duty sway bars
  • Lift kits
Protection
  • Skid plates
  • Suspension guards
  • Bushing covers
Maintenance
  • Lubrication kits
  • Alignment tools
  • Replacement bushings

Maintenance

Service interval
Every 15,000 miles or 12 months
Service Items
  • Inspect shock absorbers
  • Check bushings and mounts
  • Lubricate suspension components
  • Inspect alignment
  • Test ride height sensors
Maintenance Notes
Regularly check for unusual noises or uneven tire wear

Warranty

Basic
Miles: 36,000
Years: 3
Coverage: Parts and labor
Powertrain
Miles: 60,000
Years: 5
Coverage: Suspension components
Corrosion
Miles: Unlimited
Years: 6
Coverage: Rust-through protection
Roadside Assistance
Miles: 60,000
Years: 5
Coverage: Towing and emergency services

Production Details

Manufacturer
General Motors
Manufacturing Process
  • Precision forging
  • Automated assembly
  • Robotic welding
Quality Control
Testing: Durability testing, Performance testing, Environmental testing
Standards: ISO 9001
Sustainability Practices
  • Recycled materials
  • Energy-efficient production
  • Waste reduction initiatives
Production Metrics
Annual Output: 500,000 units
Defect Rate: 0.1%
Lead Time: 3 weeks

Service Information for suspension Service

Maintenance and service requirements specific to this component

15,000
12
  • Inspect shock absorbers for leaks
  • Check suspension bushings for wear
  • Lubricate all moving parts
  • Inspect alignment and adjust if necessary
  • Test ride height sensors for accuracy

Regular inspection ensures optimal performance and longevity

30,000
24
  • Replace worn bushings
  • Check and tighten all suspension bolts
  • Inspect sway bar links
  • Test shock absorber performance
  • Verify alignment settings

Use torque specifications for all bolts

60,000
48
  • Replace shock absorbers
  • Inspect and replace worn springs
  • Check and replace sway bar bushings
  • Perform full suspension alignment
  • Test all electronic suspension components

Major service may require specialized tools and equipment

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

What are the technical specifications for the 2021-Present GMC Yukon suspension system?

The 2021-Present GMC Yukon features a robust suspension system designed for both on-road comfort and off-road capability. It includes independent front and rear suspension, available Magnetic Ride Control, and optional air ride adaptive suspension. Compatibility spans across all trims (SLE, SLT, AT4, and Denali), ensuring smooth handling and load leveling. The system supports a maximum towing capacity of up to 8,400 lbs, depending on the configuration.

Q2

What are the maintenance requirements for the GMC Yukon suspension?

Regular maintenance is crucial for optimal suspension performance. Inspect suspension components every 10,000 miles or as recommended in the owner’s manual. Check for worn bushings, leaks in shock absorbers, and ensure proper alignment. Replace components like struts and shocks every 50,000-100,000 miles, depending on driving conditions. For air suspension systems, monitor air compressor functionality and inspect air springs for cracks or leaks.

Q3

How do I install or replace suspension components on the GMC Yukon?

To replace suspension components, first, lift the vehicle securely using a jack and stands. Remove the wheels to access the suspension system. For strut replacement, disconnect the sway bar links, brake lines, and upper strut mounts. Use a spring compressor to safely remove the old strut and install the new one. Torque all bolts to manufacturer specifications and perform a wheel alignment after installation to ensure proper handling.

Q4

What are common troubleshooting steps for GMC Yukon suspension issues?

Common issues include uneven tire wear, excessive bouncing, or a rough ride. Check for worn shocks or struts, damaged springs, or leaks in the air suspension system. Inspect bushings and control arms for wear. Use diagnostic tools to check for error codes in the air suspension module. Ensure proper tire pressure and alignment, as improper settings can mimic suspension problems.

Q5

How can I optimize the performance of my GMC Yukon suspension?

To optimize suspension performance, regularly inspect and maintain components. Upgrade to performance shocks or struts for improved handling. Ensure proper tire inflation and alignment. For off-road use, consider aftermarket lift kits or heavy-duty suspension components. Utilize the available Magnetic Ride Control or air suspension systems to adjust ride height and stiffness based on driving conditions.

Factory Service Resources

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

GMC Yukon Service Manual

Coming Soon

Comprehensive guide covering maintenance, repair, and troubleshooting for the 2021-Present GMC Yukon suspension system.

Technical Service Bulletin (TSB) for Suspension Updates

Coming Soon

Latest updates and fixes for known suspension issues in the 2021-Present GMC Yukon.

GMC Yukon Parts and Accessories Catalog

Coming Soon

Detailed catalog of OEM and aftermarket suspension parts for the 2021-Present GMC Yukon.

About the Author

Expert automotive knowledge and experience

Alan Montanye - Automotive Technical Specialist
ASE

Alan Montanye

Automotive Technical Specialist

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