Quote:
Originally Posted by Hams930T
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Anyhow- a 4K winch is ideal. Keep in mind you're pulling it uphill. Also I would look at synthetic rope option so it won't tear up your trailer's floor. I would make sure you get at least 4k pull so you have plenty of reserve capacity in your winch in case you damage your car and need it.
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The force needed in the line is sin(angle of the ramp wrt to the ground
for a 2500# car w/ a ramp angle of 9.5°(20" bed ht w/ 12' ramp) the line force is 417#