Camper side-to-side load balance calculator

Calculate estimated left-side mass and estimated right-side mass with your own figures.

Your numbers

Use the units shown. Results update as you change valid inputs.

Use estimated left-side mass and estimated right-side mass to compare changes to your inputs. The method and limits below explain the scope.

Examples

Examples

Try the starting example

Baseline left-side mass (kg)
1400
Baseline right-side mass (kg)
1400
Wheel-centre track width (m)
1.8
Added item masses (kg)
100,50
Item offsets right of centreline (m)
0.5,-0.4
Estimated left-side mass (kg)
1,458.333333
Estimated right-side mass (kg)
1,491.666667
Right minus left mass (kg)
33.333333

Try another scenario

Baseline left-side mass (kg)
1540.0000000000002
Baseline right-side mass (kg)
1400
Wheel-centre track width (m)
1.8
Added item masses (kg)
100,50
Item offsets right of centreline (m)
0.5,-0.4
Estimated left-side mass (kg)
1,598.333333
Estimated right-side mass (kg)
1,491.666667
Right minus left mass (kg)
-106.666667
Calculation method

Calculation method

Estimated left-side mass (kg)

Static lateral reactions: rightAdded=sum(m(0.5+y/track)); leftAdded=total-rightAdded.

Estimated right-side mass (kg)

Static lateral reactions: rightAdded=sum(m(0.5+y/track)); leftAdded=total-rightAdded.

Right minus left mass (kg)

Static lateral reactions: rightAdded=sum(m(0.5+y/track)); leftAdded=total-rightAdded.

Symbols and units
a
Baseline left-side mass (kg)
b
Baseline right-side mass (kg)
c
Wheel-centre track width (m)
d
Added item masses (kg)
e
Item offsets right of centreline (m)

Use the units shown. A list keeps the order in which you enter its values. The symbol ^ means “raised to the power of”.

Calculation steps and notation

sum(list) adds all entries in the list.

Assumptions & limits

Assumptions & limits

  • Approximate rigid-body distribution; no per-wheel weighing substitute or rollover/stability analysis. Supported limits: All required fields must be finite values of the exact declared type and within displayed bounds. Lists contain1–1000 finite numbers. JSON tables are numeric rectangular rows, at most100 rows and30 columns; individual tools have stricter shape/domain constraints. Approximate rigid-body distribution; no per-wheel weighing substitute or rollover/stability analysis.
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