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Best Special Purpose Vehicle 2WD gas mileage, 2026 models
4 2026 models are in the Special Purpose Vehicle 2WD class in the agency's file. The top figure is 29 mpg combined for the Mercedes-Benz GLA-Class; the middle figure of the class is 22 mpg.
Ranked by best combined mileage
Each model's best version, miles per gallon, combined city and highway.
1. Mercedes-Benz GLA-ClassGLA250, hybrid - 1 version tested
29 mpg
2. Mercedes-Benz GLB-ClassGLB250, hybrid - 1 version tested
28 mpg
3. Chevrolet SilveradoSilverado Cab Chassis 2WD - 1 version tested
16 mpg
4. GMC SierraSierra Cab Chassis 2WD - 1 version tested
16 mpg
Common questions
What is the most fuel-efficient Special Purpose Vehicle 2WD in 2026?
The Mercedes-Benz GLA250 with 29 miles per gallon combined (26 city, 34 highway).
How many 2026 models are in the Special Purpose Vehicle 2WD class?
4 models in the agency's file.
Mileage and fuel cost: U.S. Environmental Protection Agency, fueleconomy.gov vehicle file (file dated 2026-11-04). Your own mileage depends on how and where you drive. Where our numbers come from.