Class 4 - Internal Combustion Engine Trucks - Cushion Tires
These forklifts are best for indoor use where floors are smooth and dry. They are used to shuttle palletized loads between loading dock and storage space. Forklifts which have cushion tires are preferred for low clearance use.
Class 5 - Internal Combustion Engine Trucks - Pneumatic Tires
Usually utilized in warehouses, these trucks work equally well both inside and outside for practically any kind of use. This lift truck series has big handling capacities, from small single pallet loads to fully loaded shipping containers. They can come with internal combustion engines. Sources of fuel can be Gasoline, Diesel, Compressed Natural Gas and LPG.
Class 6 - Internal Combustion Engine and Electric Tractors
This is a really versatile tractor that adapts well to various applications. They either have internal combustion engines or battery powered electric motors. Electric is frequently used indoors, whereas internal combustion is usually used outdoors.
Class 7 - Rough Terrain Forklift Trucks
For outdoor use on difficult terrain, these types of trucks are the most suitable. They are equipped with huge flotation kind tires. The construction industry usually uses these trucks to lift and transport building supplies between site locations. They are often used by lumber and auto yards.