Fuel economy details

Grumman Olson Kubvan 1985

EPA fuel-economy estimates for 1 version of this vehicle. Review the published configuration below.

31combined MPG

30 / 32city / highway MPG

$3,100estimated annual fuel cost

How to use these estimates

EPA ratings use standardized city and highway tests, making them a useful starting point for comparing similar vehicles. For model years with several versions, choose the powertrain that matches the vehicle you are considering before relying on a rating.

Your actual fuel or electricity use can vary with weather, payload, driving style, maintenance, and local prices.

Manual 5-spd

31 combined MPG

Fuel typeDiesel

Vehicle classSpecial Purpose Vehicles

DriveFront-Wheel Drive

TransmissionManual 5-spd

Tailpipe CO₂328 g/mi

EPA base modelKubvan

Powertrain typeDiesel

Efficiency and cost

Estimated annual petroleum use: 11.5 barrels
Five-year fuel-cost comparison: costs $3,500 more

Where these numbers come from

Source: EPA FuelEconomy.gov. This page was last updated on October 3, 2026. Learn more about how we use vehicle data.