Sienna 3.5L AWD New Automatic Transmission Assembly For Toyota Highlander Sienna 3.5L AWD Gear Box System 3050045080 3050045081

Performance & Efficiency

• Smooth 8-speed shifting – Optimized for the 2GR-FE 3.5L V6 (296HP), improving acceleration and fuel economy over older 6-speed models.

• AWD compatibility – Seamlessly integrates with Toyota’s Dynamic Torque Control system for all-weather traction.

Durability

• Robust construction – Aluminum casing and hardened gears reduce wear, even under heavy towing (up to 3,500 lbs).

• Less overheating risk vs. earlier CVT models due to improved cooling lines.

Market Availability

• OEM and aftermarket support – Widely available remanufactured units (40-50% cheaper than new).

• Plug-and-play design – Pre-programmed TCM reduces installation time for workshops.