Index Customer Support

How to Order

Part of our company mission is to have satisfying relationships with our customers. We appreciate your business and strive to delight each customer throughout every stage of your order.

Representatives are available to assist you with your order. They can answer your questions about orders in process and the availability of new or existing products. Reach our representatives toll free at (800) 726-1737 or via email:

  1. Original Equipment Manufacturers (OEMs) - Index provides components and custom-engineered products to OEMs in a variety of fields: heavy-duty highway (truck & bus), automotive, construction, agriculture/lawn care, marine, defense, and assorted industrial applications. If your company is an OEM or if you need particular performance characteristics or design features for your application, give us a call at (800) 726-1737 or contact us via email at:
  2. Aftermarket Heavy Vehicle Dealers - Index parts are carried by OEM dealers and distributors. Contact your local OEM truck dealer to purchase.
  3. Aftermarket Independent Distributor - In addition to OEM distributors, our products are also carried by independent heavy-duty parts distributors all over the world. Some parts can be rushed for next-day delivery. Contact us to locate a distributor near you.

Looking for custom-engineered controls? For more information, call toll free 1-800-726-1737 to speak with a Sales Engineer or email:

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