Platforms?

[bbarker89]

So what are the 360s and 370s mean? i dont understand

 

[jrSS]

360 short wheel base (swb)
370 long wheel base trailblazer ext
Envoy xl

 

[The_Roadie]

Part of the clue is in the name of the site: GMTnation

GM Truck

The numbers are the platforms.

GM GMT platform - Wikipedia, the free encyclopedia

GMT360 is the short wheelbase platform for our favorite vehicle. 370 is the EXT/XL long wheelbase. 305 is the Envoy XUV.

 

[bbarker89]

Ahh i see i knew what GMT stood for hahah. thanks guys