Offroad Trailblazers and Envoys

Where have you driven your Trailblazer?

offroadTB.com has the information you need to modify your GMT360/70
for exploration and discovery of the unpaved areas in the world.

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News

View the latest news posts and updates from ORTB.

Lifts / Suspension

Vehicle suspension maintenance information and lifting articles.

Wheels / Tires

Relating to everything wheels and tires.

Differentials / Axles

Look in here for information about drivelines and gearing.

Fabrication

Components built by members, and tips for your own fabrication.

Electrical / Communication

Batteries, wires, antennas, and buttons.

Recovery

Stuck? We've got info to help you get out safely.

Utilities & Resources

Calculators, technical documents, and general resources.

Camping

Want to spend some time outside? You'll find info about that right here.

Troubleshooting

This section helps you find and resolve common problems.

Latest Forum Posts

Looks great on your tb! I think I saw someone running these at our local trails last weekend, seemed to handle the mud pretty well from what I could t [Go To Post]

Nice setup for summer driving! Winter might be interesting though, maybe some chains would help? Just thinking out loud here, probably others with mor [Go To Post]

Cody_S wrote:So the fiance and I recently purchased a new home on a decent sized lot. Coming from a suburban neighborhood with cookie-cutter homes and [Go To Post]