Acura Integra 1985-1989 Suspension Specifications
Comprehensive technical documentation for the suspension system of the 1985-1989 Acura Integra, detailing front and rear suspension components, alignment parameters, and damping characteristics.
Suspension Specifications Overview Specifications
This document provides a comprehensive overview of the suspension specifications for the 1985-1989 Acura Integra. It includes detailed technical information, key components, and performance metrics. Use this guide to understand the suspension system, identify parts, and perform maintenance or upgrades. Navigate through the sections for in-depth details or refer to the quick reference for key specifications.
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Key Specifications
Front Suspension Type
Double-wishbone
Rear Suspension Type
Double-wishbone
Front Spring Rate
140 N/mm
Rear Spring Rate
120 N/mm
Front Stabilizer Bar Diameter
22 mm
Available Specifications
Front Suspension
The front suspension of the 1985-1989 Acura Integra features a double-wishbone setup, designed for precise handling and stability. This section details the components and specifications of the front suspension system.
Front Suspension
The front suspension of the 1985-1989 Acura Integra features a double-wishbone setup, designed for precise handling and stability. This section details the components and specifications of the front suspension system.
Front Suspension Components
- Double-wishbone independent suspension
- Coil springs with integrated shock absorbers
- Stabilizer bar for reduced body roll
- Aluminum lower control arms
- Hydraulic bushings for noise reduction
Spring Rates and Damping
- Front spring rate: 140 N/mm
- Shock absorber damping: 4-way adjustable
- Stabilizer bar diameter: 22 mm
- Suspension travel: 120 mm (compression), 100 mm (rebound)
Rear Suspension
The rear suspension of the 1985-1989 Acura Integra also utilizes a double-wishbone design, matching the front for balanced handling. This section covers the rear suspension components and specifications.
Rear Suspension
The rear suspension of the 1985-1989 Acura Integra also utilizes a double-wishbone design, matching the front for balanced handling. This section covers the rear suspension components and specifications.
Rear Suspension Components
- Double-wishbone independent suspension
- Coil springs with separate shock absorbers
- Stabilizer bar for enhanced stability
- Steel upper control arms
- Hydraulic bushings for reduced noise
Spring Rates and Damping
- Rear spring rate: 120 N/mm
- Shock absorber damping: 4-way adjustable
- Stabilizer bar diameter: 20 mm
- Suspension travel: 130 mm (compression), 90 mm (rebound)
Shock Absorbers and Springs
The shock absorbers and springs are critical components of the suspension system, providing damping and support. This section details their specifications and characteristics.
Shock Absorbers and Springs
The shock absorbers and springs are critical components of the suspension system, providing damping and support. This section details their specifications and characteristics.
Shock Absorber Specifications
- Type: Gas-filled, mono-tube design
- Damping adjustment: 4-way (compression, rebound, low-speed, high-speed)
- Front shock absorber diameter: 40 mm
- Rear shock absorber diameter: 38 mm
Spring Specifications
- Front spring rate: 140 N/mm
- Rear spring rate: 120 N/mm
- Spring material: High-tensile steel
- Spring length: 200 mm (front), 220 mm (rear)
Anti-Roll Bars
Anti-roll bars (stabilizer bars) play a crucial role in reducing body roll during cornering. This section provides details on the anti-roll bars used in the suspension system.
Anti-Roll Bars
Anti-roll bars (stabilizer bars) play a crucial role in reducing body roll during cornering. This section provides details on the anti-roll bars used in the suspension system.
Front Anti-Roll Bar
- Diameter: 22 mm
- Material: High-strength steel
- Mounting: Bushing-mounted
- Adjustability: Non-adjustable
Rear Anti-Roll Bar
- Diameter: 20 mm
- Material: High-strength steel
- Mounting: Bushing-mounted
- Adjustability: Non-adjustable
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Component Specifications
Overview
- Type
- Independent Suspension
- Configuration
- Double Wishbone (Front), Trailing Arm (Rear)
- Platform
- Honda Compact Car Platform
- Material
- Steel and Rubber Components
- Location
- Front and Rear Axles
Dimensions
- Front Spring Rate
- 140-160 lb/in (2450-2800 N/m)
- Rear Spring Rate
- 120-140 lb/in (2100-2450 N/m)
- Front Shock Travel
- 4.7 in (120 mm)
- Rear Shock Travel
- 4.3 in (110 mm)
- Front Stabilizer Bar Diameter
- 0.98 in (25 mm)
- Rear Stabilizer Bar Diameter
- 0.79 in (20 mm)
- Camber Angle
- -1.0° to -1.5°
- Toe Angle
- 0.10° to 0.20°
Materials
- Upper Control Arm
- Steel with Rubber Bushings
- Lower Control Arm
- Steel with Ball Joints
- Stabilizer Bar
- High-Strength Steel
- Shock ABSorber
- Steel Body with Hydraulic Damping
- Coil Spring
- High-Tensile Steel
- Bushings
- Polyurethane and Rubber
Features
- Ride Comfort
-
- Optimized Spring Rates
- Hydraulic Shock Absorbers
- Progressive Rate Coil Springs
- Handling Improvements
-
- Double Wishbone Geometry
- Stabilizer Bars
- Rigid Control Arms
- Adjustability
-
- Camber Adjustment
- Toe Adjustment
- Limited Ride Height Adjustability
- Noise Reduction
-
- Rubber Bushings
- Insulated Shock Mounts
- Damped Spring Seats
- Load Capacity
-
- Rated for Factory Payload
- Reinforced Components
- Weight Distribution Optimization
- Aerodynamic Considerations
-
- Low Profile Components
- Aerodynamic Clearance
Safety Features
- Structural integrity
-
- Reinforced Mounting Points
- Impact-Resistant Materials
- Component Protection
-
- Protective Boots for Bushings
- Shock Absorber Guards
- Load Limits
-
- Factory-Specified Weight Limits
- Component Stress Testing
Comfort Features
- Noise insulation
-
- Sound-Dampening Bushings
- Vibration-Reducing Mounts
- Ride Smoothness
-
- Progressive Coil Springs
- Hydraulic Damping
- Adjustability
-
- Limited Ride Height Adjustment
- Camber and Toe Adjustment
- Passenger Comfort
-
- Tuned Suspension Geometry
- Optimized Spring Rates
Accessories
- Performance Upgrades
-
- Coilover Kits
- Sway Bar Upgrades
- Adjustable Shocks
- Replacement Parts
-
- OEM Bushings
- Aftermarket Springs
- Shock Rebuild Kits
- Suspension Tools
-
- Spring Compressors
- Ball Joint Press
- Alignment Tools
Maintenance
- Service interval
-
- Miles: 15,000 miles, Months: 12 months, Items: Inspect Bushings and Shock Absorbers,Check for Wear in Control Arms,Replace if Necessary,Lubricate Moving Parts,Check Tire Alignment, Note: Essential for maintaining ride quality and handling
- Miles: 30,000 miles, Months: 24 months, Items: Inspect Upper and Lower Control Arms,Check Stabilizer Links,Test Shock Absorber Damping,Inspect Coil Springs for Sag,Perform Wheel Alignment, Note: Critical for preventing premature wear
- Miles: 60,000 miles, Months: 48 months, Items: Replace Shock Absorbers,Replace Coil Springs if Sagged,Replace Bushings and Ball Joints,Inspect and Replace Stabilizer Bars,Repack Wheel Bearings,Perform Full Suspension Alignment, Note: Major service to restore original performance
- Maintenance Notes
-
- Follow Factory-Recommended Procedures
- Use OEM or Equivalent Parts
- Lubricate New Parts Before Installation
Warranty
- Basic Warranty
- Miles: 36,000 milesYears: 3 yearsCoverage: Components and Labor
- Powertrain Warranty
- Miles: 60,000 milesYears: 5 yearsCoverage: Engine, Transmission, and Drivetrain
- Corrosion Perforation Warranty
- Miles: 60,000 milesYears: 5 yearsCoverage: Sheet Metal and Body Panels
- Maintenance Warranty
- Miles: 15,000 milesYears: 1 yearCoverage: Maintenance Services
Production Details
- Manufacturer
- Honda Motor Co., Ltd.
- Manufacturing Process
-
- Robot-Welded Chassis
- High-Strength Steel Stampings
- Precision Machining
- E-Coating for Corrosion Protection
- Baked Enamel Paint
- Quality Control
- inspection: Dimensional and Functional ChecksTesting: Load and Stress TestingCertification: OEM Compliance
- Sustainability Practices
-
- Recyclable Materials
- Energy-Efficient Manufacturing
- Reduced Emissions Process
- Production Metrics
- Units Produced: Over 250,000 unitsProduction Years: 1985-1989Assembly Locations: Japan, Other Global Facilities
Service Information for 1985 1989 Acura Integra Suspension Service
Maintenance and service requirements specific to the suspension component of the 1985-1989 Acura Integra
- Inspect Suspension Bushings
- Check Shock Absorbers for Damping
- Examine Control Arms for Wear
- Lubricate All Moving Parts
- Perform Tire Alignment Check
Critical for maintaining proper suspension function and ride quality
- Replace Shock Absorbers if Necessary
- Inspect Coil Springs for Sag
- Check Stabilizer Bar Links
- Inspect Upper and Lower Control Arms
- Perform Wheel Alignment
Essential for preventing uneven tire wear and handling issues
- Replace Bushings and Ball Joints
- Inspect and Replace Stabilizer Bars
- Replace Coil Springs if Sagged
- Repack Wheel Bearings
- Perform Full Suspension System Check
Major service to ensure optimal suspension performance and safety
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What is the recommended torque specification for the front strut mounting nuts on a 1985-1989 Acura Integra?
What is the recommended torque specification for the front strut mounting nuts on a 1985-1989 Acura Integra?
The recommended torque specification for the front strut mounting nuts is 47-59 lb-ft (64-80 Nm). Ensure the vehicle is properly supported and the suspension is at normal ride height before tightening.
Q2 What is the ride height specification for the 1985-1989 Acura Integra?
What is the ride height specification for the 1985-1989 Acura Integra?
The ride height for the 1985-1989 Acura Integra is measured from the ground to the lower edge of the wheel arch. The front ride height should be approximately 24.8 inches (630 mm), and the rear should be approximately 24.4 inches (620 mm). These measurements may vary slightly depending on trim level and optional equipment.
Q3 How do I check and adjust the rear suspension alignment on a 1985-1989 Acura Integra?
How do I check and adjust the rear suspension alignment on a 1985-1989 Acura Integra?
Rear suspension alignment on the 1985-1989 Acura Integra is non-adjustable. If alignment is out of specification, inspect for worn or damaged components such as bushings, control arms, or trailing arms. Replace any faulty parts and recheck alignment. The rear camber should be -0°30' to +0°30', and toe should be 0°00' to +0°12'.
Q4 What type of suspension system does the 1985-1989 Acura Integra use?
What type of suspension system does the 1985-1989 Acura Integra use?
The 1985-1989 Acura Integra uses an independent front suspension with MacPherson struts and a rear suspension with a torsion beam axle. This setup provides a balance of handling and ride comfort, typical for compact performance vehicles of the era.
Q5 What is the recommended procedure for replacing the front strut assembly on a 1985-1989 Acura Integra?
What is the recommended procedure for replacing the front strut assembly on a 1985-1989 Acura Integra?
To replace the front strut assembly, first secure the vehicle on a lift or jack stands. Remove the wheel, disconnect the brake line bracket, and detach the stabilizer bar link. Unbolt the strut from the steering knuckle and remove the upper mounting nuts inside the engine bay. Install the new strut in reverse order, ensuring all bolts are torqued to specification: strut-to-knuckle bolts at 69-86 lb-ft (93-117 Nm) and upper mounting nuts at 47-59 lb-ft (64-80 Nm).
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 Integra Suspension Service Manual
Coming SoonOfficial service manual for the 1985-1989 Acura Integra, covering detailed suspension repair and maintenance procedures.
Suspension Alignment Specifications
Coming SoonDetailed alignment specifications and adjustment procedures for the 1985-1989 Acura Integra.
Strut and Shock Absorber Replacement Guide
Coming SoonStep-by-step guide for replacing struts and shock absorbers on the 1985-1989 Acura Integra.
Suspension Component Torque Specifications
Coming SoonComprehensive list of torque specifications for all suspension components on the 1985-1989 Acura Integra.
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