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| North American Grand Cherokee Association | ||
| Your one stop source for Jeep Grand Cherokee Information | ||
20° RTI Calculator
Here is a calculator to equate your RTI without a ramp. You can use a curb, Honda Civic or any object that you can drive one wheel up and the other three wheels remain on a flat surface. This is based on a 20° RTI ramp. Use inches in the wheelbase and height box's.
20° RTI Calculator
| Wheelbase | inches |
| Height {Distance from bottom of tire to ground} | inches |
| Your RTI Rating |
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North American Grand Cherokee Association
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