Trailer slider repositioning alarm

A suspension repositioning system for a trailer comprising:

• a trailer frame having spaced apart rails with a first locking member;
• a suspension unit movable relative to said frame along said rails, said suspension unit having a second locking member engageable with said first locking member in a locked position to secure said suspension unit to said trailer frame;
• a speed sensor for detecting a speed of the suspension unit;
• a locking member position sensor for detecting an unlocked position in which said first and said second locking members are unengaged;
• and
• an alarm in connection with said speed sensor and said locking member position sensor, said alarm sending an alert signal in response to said speed sensor detecting a predetermined speed and said locking member position sensor detecting said unlocked position.

A method of indicating a position of a suspension unit relative to a trailer frame, the steps comprising:

• a) providing a locking assembly between the suspension unit and the trailer frame, the locking assembly having an unlocked position and a locked position in which the suspension unit is secured to the trailer frame;
• b) detecting the unlocked position;
• c) detecting a speed of the suspension unit;
• and
• d) alerting a vehicle operator when the speed reaches a predetermined speed and when the locking assembly is in the unlocked position.