What is gmt-800?

GMT-800 is a common abbreviation used to refer to the GMT800 platform, which is a General Motors (GM) vehicle platform used for full-size pickup trucks and SUVs. The GMT800 platform was introduced in 1999 and was used by GM until 2006, when it was replaced with the GMT900 platform. The vehicles that were produced on the GMT800 platform include the Chevrolet Silverado, GMC Sierra, Chevrolet Tahoe, GMC Yukon, and Cadillac Escalade. The GMT800 platform is known for its strong, durable construction, impressive towing capacity, and powerful engine options. It was also the first platform to introduce the Quadrasteer four-wheel steering system, which enhanced the vehicle's handling and maneuverability.