GMB 2470-0257 Engine Timing Belt Component Kit

Timing Belt Kit for Toyota and Lexus

GMB 2470-0257 is an engine timing belt component kit built for select Toyota and Lexus applications. It combines the timing belt, related idlers and tensioners, balance shaft components, and a water pump in one OE-standard replacement package for service work on the timing system.

Key Features

• Engine timing belt component kit for valve train service
• Includes timing belt, timing belt idler, and timing belt tensioner
• Includes balance shaft belt, balance shaft belt idler, and balance shaft belt tensioner
• Water pump included for a more complete timing service
• Rubber belt material
• OEM Standard item grade
• Manufactured to meet or exceed OEM specifications
• GMB part number 2470-0257

Detailed Description

This GMB timing belt component kit is engineered for direct replacement service on 1994-2001 Lexus ES300, 1999-2003 Lexus RX300, 1994-2001 Toyota Camry, 1995-2004 Toyota Avalon, 1998-2003 Toyota Sienna, and 1999-2003 Toyota Solara. The kit is built around standard replacement timing components and includes the water pump, making it a practical choice for timing belt service on these Toyota and Lexus engines. Part number 2470-0257 is also cross-referenced to Gates TCK257 for the same application.

Common Problems This Kit Addresses

• Worn or noisy timing belt components
• Timing system service due at scheduled maintenance intervals
• Coolant leaks from a failing water pump during timing service
• Belt tension issues caused by aging tensioners or idlers
• Balance shaft drive wear in engines equipped with balance shaft components

Installation Notes and Tips

Replace the timing belt system as a complete service when access is already open. Inspect pulleys, seals, and related engine components before reassembly, and follow the vehicle-specific timing marks and torque procedures for the exact Toyota or Lexus application. Confirm engine fitment by year, make, and model before installation; GMB 2470-0257 is listed for the vehicles shown above.

Quality Assurance

GMB manufactures this kit to meet or exceed OEM specifications and supplies it as an OEM Standard replacement. The components are selected for timing system service on Toyota and Lexus applications where dependable fit and factory-style operation are required.