Gear Bag

Gear Matrix

Enter your chainrings and cogs and a target cadence or speed to view a matrix of your options. Use reverse mode to find a gearing for a target event. Bookmark your gear bag to save it for later.

Chainrings teeth, comma-separated

Cogs teeth, comma-separatedDuplicates are removed.

Tire sizeNominal 700c tire circumference.

Speed units

Applies to target and table speed values.

Lookup mode

Target

Target rpmShow speed at this cadence.

Target speed km/h

Target cadence rpm

Chainrings in gear bag

Cogs in gear bag

Gear bag combinations ranked by closeness to the reverse lookup target.
Setup	Nominal gear inches	Speed at target cadence	Cadence at target speed

Selected gear

Speed by cadence

Select a cell to show its speed range.

Speed by cadence for the selected gear.
Cadence	Speed	Race time