Honda CRF1100AL 2019 Owner's Manual page 276

Brakes Checking the Parking Brake
u
Checking the Parking Brake
CRF1100DL/DL2/DL4
Lock lever
Parking brake
lever
272
Place your vehicle on a firm, level surface.
Stop the engine and push your vehicle while
set the parking brake to check the efficacy of
the parking brake.
If the efficacy of the parking brake becomes
weak, have the brake adjusted by your
dealer.