Acura TLX 2015-2020 Suspension Specifications
Acura TLX 2015-2020

Acura TLX 2015-2020 Suspension Specifications

Comprehensive technical documentation for the 2015-2020 Acura TLX suspension system, including front and rear suspension components, alignment settings, torque specifications, and maintenance procedures.

Updated

Suspension Specifications Overview Specifications

This document provides a comprehensive overview of the suspension specifications for the 2015-2020 Acura TLX. It includes detailed technical information, key features, and optional upgrades. Use this guide to understand the suspension system's components, tuning, and performance capabilities. Navigate through the sections to find specific details or use the quick reference for key specifications.

How to Use

To search for specific information, use the search functionality at the top of the document. Enter keywords like 'spring rate', 'damper', or 'stabilizer bar' to find relevant details.

Navigate through the sections by scrolling or using the table of contents. Each section provides detailed information about specific aspects of the suspension system. Expand subsections to view technical specifications.

Key Specifications

Front Spring Rate

24-28 N/mm

Rear Spring Rate

20-24 N/mm

Front Stabilizer Bar

22mm or 24mm

Rear Stabilizer Bar

20mm or 22mm

Damping Force Range

1,000-2,000 N

Available Specifications

Front Suspension

The front suspension of the 2015-2020 Acura TLX features a MacPherson strut design with a focus on precision handling and ride comfort. It includes components such as coil springs, dampers, and a stabilizer bar. This section details the technical specifications and design features of the front suspension system.

Front Suspension Components
  • MacPherson strut with forged aluminum knuckle
  • Coil springs with progressive rate design
  • Gas-pressurized dampers with twin-tube design
  • Stabilizer bar with 22mm or 24mm diameter (depending on trim)
  • Lower control arms with cast aluminum construction
Front Suspension Performance
  • Spring rate: 24-28 N/mm (depending on trim)
  • Damping force: 1,200-1,600 N (depending on trim)
  • Stabilizer bar bushings: Hydraulic bushings for reduced NVH
  • Camber angle: -1.0° to -1.5° (adjustable)
  • Toe angle: 0.10° to 0.20° (factory spec)

Rear Suspension

The rear suspension of the 2015-2020 Acura TLX utilizes a multi-link design to balance ride comfort and handling. This section provides detailed specifications for the rear suspension components and their performance characteristics.

Rear Suspension Components
  • Multi-link rear suspension with aluminum links
  • Coil springs with linear rate design
  • Gas-pressurized dampers with twin-tube design
  • Stabilizer bar with 20mm or 22mm diameter (depending on trim)
  • Trailing arms with cast aluminum construction
Rear Suspension Performance
  • Spring rate: 20-24 N/mm (depending on trim)
  • Damping force: 1,000-1,400 N (depending on trim)
  • Stabilizer bar bushings: Solid bushings for sport models
  • Ride height: 130mm (unloaded)
  • Wheel travel: 70mm (compress)/80mm (rebound)

Suspension Tuning

The suspension tuning for the 2015-2020 Acura TLX is optimized for a balance of comfort and sporty handling. This section details the tuning parameters and optional upgrades available for the suspension system.

Standard Suspension Tuning
  • Progressive Rate Springs for linear response
  • Dual-mode dampers for comfort and sport modes
  • Optimized bushings for reduced NVH
  • Stabilizer bars tuned for minimal body roll
  • Ride height adjusted for aerodynamic efficiency
Optional Adaptive Suspension
  • Electronically controlled dampers with multiple modes
  • Adaptive stabilizer bars for dynamic adjustments
  • Real-time damping force adjustment based on driving conditions
  • Integration with SH-AWD system for enhanced stability
  • Customizable settings via IDS (Integrated Dynamics System)

Optional Adaptive Suspension

The optional adaptive suspension system available on select trims of the 2015-2020 Acura TLX offers advanced features for dynamic handling and ride comfort. This section details the specifications and functionality of the adaptive suspension system.

Adaptive Suspension Components
  • Electronically controlled dampers with 8-step adjustment
  • Adaptive stabilizer bars with active roll control
  • Advanced sensors for road surface and vehicle dynamics
  • High-speed solenoid valves for rapid adjustments
  • Integrated control unit with real-time processing
Adaptive Suspension Performance
  • Damping force adjustment range: 1,000-2,000 N
  • Response time: <10ms for damping adjustments
  • Operating modes: Comfort, Normal, Sport, Sport+
  • Integration with EPS (Electric Power Steering)
  • Adaptive ride height adjustment (select models)

Component Specifications

Overview

Type
MacPherson strut front, multi-link rear
Configuration
Double-wishbone front, multi-link rear with P-AWS
Platform
Honda Legend platform
Material
Aluminum and steel components
Location
Front and rear axles

Dimensions

Spring Rate Front
3.1 kg/mm (17.3 lb/in)
Spring Rate Rear
2.8 kg/mm (15.6 lb/in)
Shock ABSorber Diameter
35 mm (1.38 in)
Stabilizer Bar Front
27 mm (1.06 in)
Stabilizer Bar Rear
25 mm (0.98 in)
Suspension Travel Front
120 mm (4.72 in)
Suspension Travel Rear
110 mm (4.33 in)

Materials

Control Arm
Forged aluminum
Knuckle
Cast aluminum
Subframe
High-strength steel
Suspension Links
Steel with bushings
Spring
High-tensile steel

Features

Ride Quality
  • Adaptive dampers
  • Precision All-Wheel Steering (P-AWS)
  • Road Selectable Damping System
Handling Enhancements
  • Variable damping adjustment
  • Electronic stability control integration
  • Dual-mode suspension modes
Suspension Technology
  • Amplitude-reactive dampers
  • Frequency-selective damping
  • Driver-selectable modes

Safety Features

Electronic Stability Control
  • Vehicle Stability Assist (VSA)
  • Traction control system
  • Motion Adaptive Steering
Collision Mitigation
Integrated with Collision Mitigation Braking System
Load Capacity
Maximum gross vehicle weight rating: 2040 kg (4500 lbs)

Comfort Features

Noise Reduction
  • Hydraulic bushings
  • Isolated subframe mounts
  • Sound-dampening suspension components
Ride Comfort
  • Driver-selectable ride modes
  • Comfort, Normal, and Sport modes
  • Adaptive damping system
Isolation
Subframe and engine mounts with hydraulic damping

Accessories

Suspension Kits
  • Coilover suspension kit
  • Air suspension kit
  • Lowering spring kit
Adjustment Tools
  • Camber adjustment bolts
  • Toe adjustment kit
  • Spring preload adjusters
Protection
  • Suspension component protectors
  • Dust boots for dampers
  • Protective sleeves for control arms

Maintenance

Service interval
Every 30,000 to 60,000 miles (48,000 to 97,000 km)
Service Items
  • Inspect shock absorbers and struts
  • Check suspension bushings and mounts
  • Inspect stabilizer links and ball joints
  • Replace suspension fluid (if applicable)
  • Check coil springs for damage or wear
Maintenance Notes
Recommended to use OEM or equivalent parts for replacements.

Warranty

Basic
Miles: 36,000 miles
Years: 3 years
Coverage: Bumper-to-bumper
Powertrain
Miles: 70,000 miles
Years: 5 years
Coverage: Powertrain components
Accessories
Miles: 36,000 miles
Years: 3 years
Coverage: Dealer-installed accessories
Warranty Terms
Warranty terms apply under normal driving conditions and proper maintenance.

Production Details

Manufacturer
Honda of America Mfg., Inc.
Manufacturing Process
  • Robotically welded subframes
  • Aluminum casting for control arms
  • High-strength steel stamping
  • E-coating for corrosion protection
  • Cathodic dip painting
Quality Control
inspection: 100% dimensional inspection of critical components
Testing: Dynamic testing of suspension assemblies
Certification: Compliance with ISO 9001 standards
Sustainability Practices
  • Recyclable materials used in construction
  • Reduced energy manufacturing processes
  • Lightweight components for fuel efficiency
Production Metrics
Units Per Day: Approximately 500 units
Cycle Time: 90-second production cycle for suspension assembly
Defect Rate: Less than 1% defect rate

Service Information for suspension Service

Maintenance and service requirements specific to this component

30,000 miles
36 months
  • Inspect shock absorbers and struts for leaks or damage
  • Check suspension bushings and mounts for wear
  • Inspect stabilizer links and ball joints for play
  • Check coil springs for damage or sagging
  • Inspect control arms for damage or wear

Ensure all suspension components are tightened to specified torque values.

60,000 miles
60 months
  • Replace suspension fluid if equipped with adaptive suspension
  • Inspect and clean suspension electrical connectors
  • Check ride height and adjust if necessary
  • Inspect tire wear for uneven patterns
  • Check steering rack and pinion for play

Use a lift or jack stands to safely inspect suspension components.

105,000 miles
105 months
  • Replace shock absorbers and struts if showing signs of fatigue
  • Replace stabilizer links and ball joints if worn
  • Inspect and replace suspension bushings as needed
  • Check control arms for excessive wear
  • Inspect coil springs for corrosion or damage

Major suspension overhaul recommended at this interval if components show significant wear.

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

What type of suspension system does the 2015-2020 Acura TLX use?

The 2015-2020 Acura TLX features a MacPherson strut front suspension and a multi-link rear suspension. This setup provides a balance of comfort and handling precision, with specific tuning for different trims (e.g., FWD vs. SH-AWD models).

Q2

What is the recommended tire pressure for the Acura TLX suspension system?

The recommended tire pressure for the 2015-2020 Acura TLX is 32 psi (220 kPa) for all four tires under normal driving conditions. However, this may vary slightly depending on the trim level and load conditions. Always refer to the tire placard located on the driver's side door jamb for exact specifications.

Q3

How often should the suspension components be inspected?

Acura recommends inspecting the suspension components, including struts, shocks, bushings, and control arms, every 15,000 miles or during routine maintenance intervals. Signs of wear, such as uneven tire wear, excessive bouncing, or noise, should prompt an immediate inspection.

Q4

What is the ride height of the 2015-2020 Acura TLX?

The ride height of the 2015-2020 Acura TLX is approximately 5.7 inches (145 mm) for FWD models and 5.8 inches (147 mm) for SH-AWD models. This measurement is taken from the ground to the bottom of the vehicle's chassis and may vary slightly depending on tire size and suspension wear.

Q5

Can the suspension be adjusted for performance or comfort?

The 2015-2020 Acura TLX does not come with adjustable suspension as standard. However, aftermarket coilovers or performance suspension kits can be installed to adjust ride height and stiffness. Note that such modifications may void the vehicle's warranty and should be performed by a certified technician.

Q6

What are the torque specifications for the suspension components?

Key torque specifications for the suspension include: front strut-to-knuckle bolts (85-95 ft-lbs), rear lower control arm bolts (76-86 ft-lbs), and stabilizer bar link nuts (32-38 ft-lbs). Always refer to the official Acura service manual for precise torque values and tightening sequences.

Factory Service Resources

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

Acura TLX Suspension Service Manual

Coming Soon

Official service manual for the 2015-2020 Acura TLX suspension system, including detailed repair procedures, torque specifications, and diagnostic tips.

Suspension Maintenance Guide

Coming Soon

A comprehensive guide to maintaining the suspension system, including inspection schedules, common issues, and replacement part recommendations.

Performance Suspension Upgrades

Coming Soon

Explore aftermarket suspension options for the Acura TLX, including coilovers, lowering springs, and sway bars, with installation tips and compatibility details.

Warranty and Suspension Modifications

Coming Soon

Learn how suspension modifications may affect your vehicle's warranty and what steps to take to ensure compliance with Acura's warranty policies.

About the Author

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Alan Montanye - Automotive Technical Specialist
ASE

Alan Montanye

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