Acura Manual Transmission Parts

The Acura manual transmission system is engineered for precision shifting and reliable performance. This comprehensive guide covers genuine OEM parts, aftermarket components, maintenance procedures, and troubleshooting for Acura manual transmissions across various models including TLX, Integra, ILX, and RSX. Below are key sections covering parts identification, specifications, installation, maintenance, and sourcing.

1. Transmission Components Overview 2. Genuine OEM Parts 3. Aftermarket Options 4. Technical Specifications 5. Installation Procedures 6. Maintenance Schedule 7. Common Replacement Parts 8. Performance Upgrades 9. Tools Required 10. Warranty Information 11. Troubleshooting Guide

Transmission Components Overview

Key components of Acura manual transmission systems: gear sets, synchronizers, shift forks, input/output shafts, clutch assembly, flywheel, and shift linkage.

ComponentFunction
Gear SetsProvides gear ratios for different speed ranges
SynchronizersEnables smooth gear engagement
Shift ForksMoves gears into engagement position
Input/Output ShaftsTransfers power from engine to wheels
Clutch AssemblyEngages/disengages power transmission
FlywheelProvides smooth power delivery
Shift LinkageConnects shift lever to transmission
Transmission FluidLubricates and cools internal components
Bell HousingProtects internal components
Shift BootPrevents debris entry into shift mechanism

Genuine OEM Parts

Acura genuine OEM parts ensure perfect fitment and factory performance standards.

  1. Transmission Assembly: Complete unit with all internal components
  2. Gear Sets: Precision-cut gears for specific Acura models
  3. Clutch Kits: Includes pressure plate, disc, and release bearing
  4. Synchronizer Rings: Brass or carbon composite materials
  5. Shift Linkage: Factory-calibrated for precise shifting

WARNING! Use only Acura-approved transmission fluid to maintain warranty coverage and prevent damage.

Aftermarket Options

High-quality aftermarket parts from reputable manufacturers offer cost-effective alternatives.

  1. Performance Clutches: Enhanced holding capacity for modified vehicles
  2. Short Throw Shifters: Reduced shift travel for sportier feel
  3. Billet Shift Forks: Increased strength for high-performance applications
  4. Carbon Synchronizers: Improved shift quality and durability
  5. Upgraded Shift Linkage: Reduced play for precise gear selection

CAUTION! Verify compatibility with specific Acura model and year before purchasing aftermarket parts.

Technical Specifications

Installation Procedures

Proper installation requires technical expertise and specialized tools.

Basic Steps: Vehicle preparation, transmission removal, component inspection, new parts installation, transmission reinstallation, system testing.

Transmission Removal: Support engine, disconnect linkages, remove driveshaft/cv axles, unbolt transmission, carefully lower unit. Component Installation: Clean mating surfaces, apply proper sealants, torque bolts to specification, fill with correct fluid type. System Testing: Check for leaks, verify smooth shifting, test clutch operation, road test for performance verification.

Maintenance Schedule

Regular maintenance ensures longevity and optimal performance.

  1. Fluid Change: Every 30,000 miles or 2 years
  2. Clutch Inspection: Every 15,000 miles or with fluid service
  3. Shift Linkage Adjustment: As needed for precise shifting
  4. Bushing Replacement: When shift play becomes excessive
  5. Complete Overhaul: 100,000-150,000 miles or as needed

Tip: Use only Acura-approved manual transmission fluid for optimal performance and longevity.

Common Replacement Parts

Frequently replaced components due to normal wear and tear.

  1. Clutch Disc and Pressure Plate: Worn friction material
  2. Release Bearing: Bearing failure or noise
  3. Synchronizer Rings: Worn synchronizer teeth
  4. Shift Fork Pads: Worn or damaged pads
  5. Input Shaft Seal: Fluid leaks
  6. Output Shaft Seal: Driveshaft area leaks
  7. Shift Linkage Bushings: Excessive play in shifter
  8. Transmission Mounts: Engine/transmission movement
  9. Flywheel: Surface wear or heat damage
  10. Back-up Light Switch: Electrical failure

WARNING! Replace clutch components as a complete set to ensure proper operation and balance.

Performance Upgrades

Enhanced components for improved performance and durability.

Tools Required

Specialized tools needed for proper transmission service.

Basic Tools: Socket set, torque wrench, pry bars, jack stands, transmission jack, clutch alignment tool, seal drivers, bearing pullers, dial indicator.

CAUTION! Always use proper safety equipment and follow manufacturer procedures to prevent injury and damage.

Warranty Information

Genuine Acura parts: 12-month/unlimited mileage warranty. Aftermarket performance parts: Varies by manufacturer (typically 1-5 years). Labor warranty: 90 days from authorized service centers. Keep all receipts and documentation for warranty claims. For support, contact Acura Client Service at 1-800-382-2238 or visit www.acura.com.

Troubleshooting Guide

SymptomPossible CauseCorrective Action
Difficulty shiftingWorn synchronizers, low fluidCheck fluid level, inspect synchronizers, replace if worn
Grinding noisesWorn gears, damaged bearingsInspect internal components, replace damaged parts
Transmission leaksWorn seals, cracked caseReplace seals, repair case damage
Clutch slippageWorn clutch disc, weak pressure plateReplace clutch components, resurface flywheel
Vibration in shifterWorn mounts, unbalanced componentsInspect mounts, check component balance

Professional Service: Recommended for complex transmission repairs requiring specialized tools and expertise.

Technical Support: 1-800-382-2238; www.acura.com

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