Can someone tell me how the weight on the trailer shifts when moving the trailer axle,i.e.,from the rear of trailer to front? THANX![]()
Shifting Trailer Weight?
Discussion in 'Questions From New Drivers' started by Bumpy, Sep 21, 2010.
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The weight on the trailer stays the same...It's axle weight distribution you're changing....
The same thing happens moving your fifth-wheel forward or back........ -
Generally, moving your tandems forward shifts weight from the 5th wheel to the tandems. Approximately 400# per hole.
Moving the 5th wheel forward will shift weight from the drive wheels to the steer axle. Approximately 250# per hole.
Each move may affect the other two points, so only move one at a time and reweigh, unless you're very confident with what you're doing. -
On-board scales help......
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If my trailer axle is 35000lbs,I would move my tandems 4 holes back?
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perhaps 2. then reweigh
really also depends on how you're loaded......... -
If you are over 32k on your drives already though you may only want to slide them 3 holes. -
Also depends on how far your holes are spaced on the trailer.
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What ever you do be sure you mark the holes where you started at when you got the first weigh. two holes will probably be enough but since you didn't share the gross, steer or drives weight it's hard to tell you what to do. What ever you move affects the others.
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The amount of weight shifted per hole will vary some between different trailer manufacturers - it seemed our old Great Danes (heavy) were more than 400, while the light-weight Utilities are less. Wabash's seem dead-on at 400 - at least the way my carrier configures them.
When you shift hole positions, remember the weight doesn't go away... it gets shifted. If you move one hole back, the axle weights on the tandems go down say 400 lbs, but the drives also go up. Use that number (400 lbs) as a "rule of thumb," to get close, but always re-weigh. The $1 fee for a re-weigh is a lot cheaper than contributing to the DOT scalehouse party fund!WesternPlains, augiedoggie41 and thelastamericanhippy Thank this.
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