2026 Silverado 4500 vs. 5500 vs. 6500 XD Differences: Chassis Cab Comparison Guide
The main difference between the Silverado 4500 HD, 5500 HD, and 6500 HD is GVWR, or gross vehicle weight rating. All three Silverado chassis cab models share the same Duramax diesel power foundation, cab options, and broad wheelbase availability. The right choice depends on your completed upfit, payload, towing needs, crew size, operating environment, and…