The Unofficial LEGO Technic Builder's Guide, 2nd Edition

18tracked vehicles and suspensions

Tracked vehicles are superior to wheeled vehicles for covering rough terrain. In a manner of speaking, tracks allow tanks and construction vehicles to “carry their own road” wherever they go. To create tracked LEGO vehicles, we have two options: rubber tracks and hard plastic tracks, each with a different set of advantages.

rubber tracks

LEGO’s rubber tracks are made of a single, solid loop of rubber. LEGO produced seven rubber track variants, three of which are obsolete and difficult to find. The remaining four are quite similar to each other, and one variant dominates in terms of popularity (see Figure 18-1).

Figure 18-1: A large technic tread and two technic tread hubs

This track has 34 segments and is a ...