“Engine Accessory Belt Idler Pulley for Toyota Land Cruiser Prado GRJ120, OEM 16603-31012 16603-31010” has been added to your cart. View cart

Serpentine Belt Idler/Tensioner Pulley 16603-31010 for Toyota Land Cruiser Prado and FJ Cruiser

Name: Serpentine Belt Idler/Tensioner Pulley 16603-31010 for Toyota Land Cruiser Prado and FJ Cruiser
SKU: C1688-655263002718
Availability: InStock

$10.07

Shop the high-quality 16603-31010 Tensioner Pulley for Toyota Prado and FJ Cruiser. Durable steel construction ensures quiet operation and perfect belt alignment.

187 in stock

Full description

SKU: C1688-655263002718 Category: Tensioner Pulley Tags: 16603-31010, 1GR-FE engine parts, FJ Cruiser idler pulley, Prado tensioner pulley, Toyota serpentine belt pulley

Description

Key Selling Points

Perfect OEM Fitment: Precisely engineered to replace OE part number 16603-31010, ensuring a seamless fit for Toyota Prado and FJ Cruiser models.
Superior Engine Stability: Maintains consistent tension on the accessory drive belt to prevent slippage, squealing, and premature wear of the belt system.
Durable Steel Construction: Manufactured with high-grade steel and premium bearings to withstand extreme engine bay temperatures and high-speed rotations.
Noise Reduction: Features an optimized internal bearing design that minimizes vibration and operational noise for a smoother, quieter engine performance.
Easy Bolt-On Installation: Designed as a direct-fit replacement that requires no modifications, allowing for a quick and straightforward DIY or professional install.

Technical Specifications

Part Number	16603-31010
Compatible Engine	4.0L V6 (1GR-FE)
Material	High-Strength Steel
Component Type	Idler Pulley / Tensioner Pulley

FAQ Q&A

Q: What are the common symptoms that this pulley needs replacement?

A: Common signs include a high-pitched chirping or squealing noise from the front of the engine, visible rust discharge around the bearing, or excessive belt vibration during idling.

Q: Does this pulley fit all V6 versions of the Prado and FJ Cruiser?

A: It is specifically designed for the 4.0L 1GR-FE engine. We recommend verifying your vehicle's engine code or cross-referencing OEM part 16603-31010 before purchase.

Q: Is the bearing pre-lubricated or does it require grease?

A: The internal bearing is permanently sealed and pre-lubricated with high-temperature grease at the factory, so no additional maintenance is required.