Heavy Brake Drag

1. Frozen or seized pistons.
2. Operator riding brake pedal.
3. Incomplete brake pedal return due to linkage interference.
4. Faulty booster check valve holding pressure in hydraulic system.
5. Residual pressure in front brake hydraulic system.
6. Brake pedal binding at pivot.
7. Parking brake cables seized.
8. Calipers binding on slide surface or pins.
9. Rear brake adjusters reversed.