Chocobo Riding time is set at 15 minutes for levels 15-19, and from 20+ it's set at 30 minutes. Each +1 you receive from gear adds an additional minute to your chocobo riding time, however such gear has no effect below level 20.
|Chocobo Boots||1||Feet||Chocobo Riding Time +3|
|Chocobo Gloves||1||Hands||Chocobo Riding Time +3|
|Chocobo Hose||1||Legs||Chocobo Riding Time +4|
|Chocobo Jack Coat||1||Body||Chocobo Riding Time +5|
|Chocobo Wand||1||Weapon||Extends Chocobo Riding Time (+30)|
|Orange Racing Silks||1||Body||Chocobo Riding Time +10|
|Rider's Boots||15||Feet||Chocobo Riding Time +3|
|Rider's Gloves||15||Hands||Chocobo Riding Time +3|
|Rider's Hose||15||Legs||Chocobo Riding Time +4|
|Rider's Jack Coat||15||Body||Chocobo Riding Time +5|
|Chocobo Torque||81||Neck||Chocobo Riding Time +4|
The gear listed above does not extend the time for a personal chocobo. The only way to increase the riding time of a personal chocobo is achieved by wearing the Red Racing Silks when using the Chocobo Whistle.