NHTSA recall 79V169000
Service brakes, hydraulic › Foundation components › Master cylinder
Harley-Davidson 1000 and 9 more
The defect
The rear brake master cylinder plastic piston employs a non-specified material which may allow excessive water absorption. As a result, the plastic piston might stick in the master cylinder piston bore and cause brake drag.
The remedy
Dealer will replace rear brake master cylinder pistons without charge to owner.