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Description
xMeet the GDUKOP Drive Serpentine Belt Tensioner & Idler Pulley Kit, engineered to support Toyota V6 4.0L engines. This kit targets the drive belt system, a critical path powering accessories and maintaining smooth engine rhythm. By maintaining constant tension during operation, the kit helps reduce belt slip and wear, contributing to a steadier belt path and more predictable performance. While every vehicle responds differently, proper belt tension can contribute to more stable operation and a quieter, steadier idle feel.
Compatibility at a glance
The kit is designed for multiple popular models from the mid-2000s to mid-2010s, including: 2005-2015 Tacoma V6 4.0L; 2004-2009 4Runner V6 4.0L; 2007-2009 FJ Cruiser V6 4.0L; 2005-2010 Tundra V6 4.0L. For reference, OE part numbers associated with these vehicles include 90K-38411, 16620-31013, 16620-31012, 16603-31040, 16603-0P030, 16604-31020, 16604-0P011, 90916-A2001 and 90916-02571.
Premium quality for demanding conditions
Crafted from high-quality materials, this tensioner and idler pulley kit is built to resist heat, moisture, and road grime. The design aims to keep belt alignment stable under a wide range of driving conditions, helping the system maintain consistent engagement with the engine’s accessory drive.
- Durable construction built to endure long-term use
- Maintains belt tension to minimize slip and wear
- Suitable for Toyota V6 4.0L applications across listed models
Practical benefits you may notice
- More stable operation of belt-driven components, like the alternator and power steering
- Cleaner belt routing over heat cycles and wear
- Potentially smoother engine accessory performance in daily driving
Installation guidance
Professional installation is recommended. If you lack the installation manual or the necessary skills, seek assistance from a qualified technician to ensure correct fitment and torque.
FAQ
Q: What vehicles is the GDUKOP belt tensioner kit compatible with?
A: Compatible with Toyota 2005-2015 Tacoma V6 4.0L, 2004-2009 4Runner V6 4.0L, 2007-2009 FJ Cruiser V6 4.0L, and 2005-2010 Tundra V6 4.0L.
Q: Is professional installation required for this kit?
A: Yes, replacement is best performed by a qualified professional; consult the installation manual and seek expert help if needed.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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