Direct: (503) 987-4002
Main: (503) 987-4000


Take your existing NAVIDOK Overlander system to the next level with the Terra X NAVIDOK OverlanderX Dash Mount Upgrade Kit. Designed specifically for 2019+ Mercedes-Benz Sprinter models, this add-on kit transforms your current lower dash mount into a full OverlanderX system with upper dash plate integration — delivering expanded mounting capability without drilling or permanent modification.
Engineered and manufactured in the USA, the OverlanderX features powder-coated aluminum construction and stainless steel hardware for long-term durability and vibration resistance — even on rough terrain. The upper mounting plate integrates seamlessly into your Sprinter’s interior, maintaining a clean factory look while keeping your navigation devices within optimal line of sight.
The no-drill design attaches securely to the factory dash structure, preserving your vehicle’s interior and simplifying installation. Compatible with RAM® Mount products and other T-track style accessories, the OverlanderX offers maximum customization for mounting GPS units, tablets, radios, cameras, and auxiliary devices.
Important: This is an add-on kit for customers who have already purchased the NAVIDOK Overlander lower dash mount.
Fitment Note: Compatible only with 2019+ Mercedes Sprinter models. Winnebago Revel models require a specific upper mounting bracket (select appropriate option when ordering).
Designed and manufactured in the USA by Terra X.
We ship nationwide and internationally. Most in-stock items leave our shop within 1–3 business days. Made-to-order and oversized parts may require additional lead time; any special timing will be noted on the product page.
If an order is placed outside of our normal business hours (Monday–Friday), we will process it as soon as possible once our team is back in the shop during regular operating hours. Weekend orders will be handled the next business day.
We want you stoked on your gear. Eligible items may be returned within 30 days of delivery for a refund or exchange.
Many products include a manufacturer warranty. We’re happy to help facilitate claims—reach out with your order number, photos, and a description of the issue.
Questions about shipping or returns? Get in touch—our team is here to help you get trail-ready.
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