If they were built for that from the start - yes. if not - no.
The XD driver is not compatible with Shimano hubs.
Using a service for Shimano hubs can help maintain the performance and longevity of the hubs. Regular servicing can prevent issues such as wear and tear, improve efficiency, and ensure smooth operation of the hubs.
If it has hubs, they can be replaced. I'm assuming that, by 'straight axle truck', you're referring to one which uses a solid front axle, rather than independent front suspension? Those use hubs, as well.
Shimano Alfine and Nexus internal gear hubs differ mainly in their design and intended use. Alfine hubs are higher-end, with more gears and a wider gear range, making them suitable for performance-oriented riders. Nexus hubs are more basic, with fewer gears and a narrower gear range, making them better for casual or city riding. Additionally, Alfine hubs are typically lighter and have smoother shifting compared to Nexus hubs.
The benefits of using Shimano Alfine internal gear bicycle hubs include smoother shifting, low maintenance, and a clean appearance due to the gears being enclosed within the hub. These hubs also offer a wide gear range and are suitable for various riding conditions.
Shimano geared hubs offer advantages for cycling such as smooth shifting, low maintenance, and protection from the elements. They provide a reliable and efficient way to change gears while riding, making cycling more enjoyable and convenient.
The Shimano freehub compatibility chart provides information on which Shimano components are compatible with different types of freehub bodies. This includes details on which cassettes, hubs, and wheels are compatible with each other.
4x4 hubs will have oil.2 wheel drive will have grease
In most cases just buying a new set of hubs. The automatic hubs are spring loaded and have an internal locking mechanism that works with the axle as to manual which just locks on to the axle when you turn the dial . Very easy swap just make sure the manual hubs are for your vehicle .
The hubs do not lock/unlock. It is a direct connection from the axle shaft to the hub/bearing.
The Shimano freehub body compatibility chart provides information on which Shimano freehub bodies are compatible with different types of cassettes and hubs. It helps users determine which freehub body they need for their specific setup.
You have to change axle and hubs