GATES Belt Tensioner: Self-Adjusting Belt Tensioner, 38631, Heavy Duty, 1 Pulleys
The GATES 38631 Self-Adjusting Belt Tensioner is a heavy-duty, steel vehicle belt tensioner with one steel pulley. 3G Electric interprets customer demand and delivers this genuine industrial component across 14…
SKU 3G-OTH-486457
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Product Description
The GATES 38631 Self-Adjusting Belt Tensioner is a heavy-duty, steel vehicle belt tensioner with one steel pulley. 3G Electric interprets customer demand and delivers this genuine industrial component across 14 departments — and far more — with specialist depth in combustion, pumps and controls as a trust anchor.
Frequently Asked Questions
What is the GATES 38631 belt tensioner used for?
The GATES 38631 self-adjusting belt tensioner maintains proper tension on engine accessory drive belts in heavy-duty vehicles. It prevents belt slippage and extends belt life. 3G Electric supplies this genuine GATES component to industrial and automotive maintenance operations worldwide.
What are the specifications of the GATES 38631 belt tensioner?
The GATES 38631 is a heavy-duty self-adjusting belt tensioner with one steel pulley. Pulley material is steel, performance rating is heavy duty, and the manufacturer part number is 38631. It is designed for demanding vehicle applications requiring reliable belt tension control.
Where to buy the GATES 38631 belt tensioner worldwide?
3G Electric supplies the GATES 38631 self-adjusting belt tensioner to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us to order this genuine GATES component for your heavy-duty vehicle maintenance needs.
How to install the GATES 38631 belt tensioner?
Install the GATES 38631 by first relieving belt tension, then removing the old tensioner. Align the new tensioner with mounting holes, torque bolts to manufacturer specifications, and route the belt over the pulley. Verify proper belt tension and pulley alignment before operation.
Used in
Common applications for GATESGATES Products
3G Electric supplies GATES vehicle self-adjusting belt tensioners. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









