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ramyankee's avatar
ramyankee
Explorer
Jan 30, 2014

Term question re: weight calc/load estimate utility

Trying this out on my truck and 5th Wheel. There are a couple of terms I need a little explanation on. For both units they are asking for Steer axle and Drive axle. What are those? Are they found when...
Ron_Gratz's avatar
Ron_Gratz
Explorer
Jan 30, 2014
Old-Biscuit wrote:
The difference in trucks rear axle weight when hooked up to 5vr and when NOT hooked to 5rv is the 5rvs 'Pin Weight'
Not unless the pin is directly over the rear axle.

In general, the pin weight will be equal to

(front axle + rear axle when hitched) - (front axle + rear axle unhitched)

This will account for any load added to front axle when pin is ahead of rear axle, or any load removed from front axle when pin is behind.

Ron

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