- Hummer Mods and Repairs – Learn how to repair your Humvee
- LSXHumvee – Basic Hummer repair and restoration videos from a down to earth guy. Also has a love for K5 Blazers.
- Ruben Master Damage Controlman – Rub is a staple of the Humvee community. Great place to learn about your truck and repairs. Rub sells restored trucks as well.
- DakotaXPRO – Humvee restoration videos
- Plan B Supply – Custom builders who target the prepping community
- Predator Inc – Long-time Hummer builders and supply store. They’ve been around forever
- Bullet Motorsports – They restore Humvees and have a great sense of humor. Fantastic video editing as well.
- Phoenix Hummer Repair – Phx.Hummwv
- Mod Mafia – Custom fab and repair work. They also resell Rams Auto parts.
- Predator Inc – Repairs and custom fab work
- Bullet Motorsports – Restoration shop for Hummers and other rare vehicles.
- Plan B Supply – They buy used Humvees and restore them. They focus on the prepping community.
- Rams Auto – Russian custom fabricators. Order from Mod Mafia.
- Helm Fab – Custom fabrication. Kyle can do just about anything,
- American_Humvee – Custom suspension fab
- All_in_metalworks – Get a hardtop for your H1 or Humvee. Makes wagon tops and regular 2-4 man hardtops from steel or aluminum.
- HMMWV Owners – This group is more focused on Military Humvees, but they are a great group of folks that are helpful. If you’re going the military spec route with your Hummer, join this group.
- HMMWV buy, sell, trade – Group specializing in buying and selling of parts and trucks.
- Hummer H1 – Specific group for the civilian H1
- Hummer Parts Guy – David is a legend in this industry.
- UsedH1 – Blair has been doing Hummer sales as long as I can remember.
- Mod Mafia – Great place to buy upgraded replacements parts. When engineers love Hummers, you get Mod Mafia. They also resell hard to find parts like Rams Auto in the USA.
- Rams Auto – Russian company that has a very distinct brand. Industrial music and stainless steel / carbon fiber parts.
- Adventure 4×4 – Tons of parts.
- Lynch Hummer – Historical info on the Hummer and model changes over the years. They also list production totals and VIN info.
- Gear Report – Articles and videos on Mil Spec Humvee parts and accessories. Lots of great info on this site. Reviews of parts, how to videos, and more.
- Retired War Horses – Nor Cal shop. Steve knows his stuff and can help you find a truck or work on your Humvee in the Northern Calif region.
- Flash off-road – hundreds of articles on this site. Grab a notebook and take notes from what you find.
- Spartan Off-Road – They sell OEM and aftermarket parts as well as custom designed parts like soft tops etc.