Explore Acura MDX Transmission Components & Acura MDX Gearbox Parts Catalog Replace Acura MDX Manual Transmission Components. For your Acura MDX to continue delivering peak performance, regular maintenance of transmission components is key. Heed early warning signs such as slipping gears or delayed acceleration, which often signal the need for a replacement. To extend the lifespan, consistently check fluid levels and use high-quality, compatible parts. When selecting new transmission components, opt for those that promise durability and seamless integration with your MDX's sophisticated system. Premium materials like reinforced composites ensure longevity, while proper installation guarantees smooth operation. Choose wisely to ensure your MDX remains a paragon of reliability on the road.