The trailer landing gears are one of the most important trailer parts on a trailer to support the trailer when it has been disconnected or removed from the tractor. The trailer lading gears are positioned at the front side of the trailer body and it always as a pair to be equipped on both sides to make the balance. As a usual consumable trailer parts, trailer landing gears have a significant position on the body structure of semi-trailer. Our trailer landing gears are mostly supplied for CIMC new trailer buildings, which are well-maintained to most types of the trailers. Our trailer landing gears are manufactured to provide high quality, reliable and accessible trailer parts for after sales market.

1.The structural composition of trailer landing gears

The structure of trailer landing gears is not complicated. The main compositions include speed gear box, bracket, spring plate, torque rod, crank handle, etc. All the small composition trailer parts are also available from CIMC Intermodal Equilink.

2.The type of trailer landing gears

There are two common types of trailer landing gears. Single and dual. Single trailer landing gears means to be handled on both sides separately with two crank handles and gear box on each trailer landing gear. Dual trailer landing gear means to be handled one side but lift on both sides with only one crank handles and gear box on one side.

Single and dual landing gear 17’19’

3.The function of trailer landing gears

The function of trailer landing gears is to support and static trailer body after it disconnected with truck. In order to adapt the change of trailer height, there is spiral lifting mechanism equipped in trailer landing gears to guarantee the work.

When the truck is running or connected with the trailer, then the trailer landing gears must be lift up. And the raised height of the trailer landing gears is depended by the land. When the truck will be disconnected with a trailer and trailer should stop on the ground, then the trailer landing gears should be lowered down by spinning crank handle to support.

Use of trailer landing gear

Since the trailer landing gears are the frequently used trailer parts, it is necessary to pay attention to the quality. There are many small makers providing trailer landing gears with 10-20kg less than the qualified ones with poor material, thin steel plate, which exist very serious potential risks for drivers or truck owners. In the meantime, it is also suggested to check and inspect the trailer landing gears regularly especially before long trip. If the trailer landing gears are not well maintained, it is easy to get rusted which will make the trailer landing gears hard to be raised and lowered. Because when driving on the road, water is easy to get inside of the trailer landing gears then rust it. The worst case is to damage the parts inside and the whole trailer landing gears mechanism. As a drive or truck owner should keep in mind to keep the trailer landing gears lubricated so it could be moved smoothly. 

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