Piston and boot

Before inserting piston into cylinder, install boot (1) onto piston (2) as shown in the figure.

Fig 1: Installing Boot Onto Piston
Courtesy of SUZUKI OF AMERICA CORP.
Fit boot as it is in above figure into boot groove in cylinder with fingers.
Check to make sure that boot is fitted into boot groove in cylinder completely in its circumference.

Fig 2: Fitting Boot Into Boot Groove In Cylinder
Courtesy of SUZUKI OF AMERICA CORP.
Insert piston into cylinder by hand and fit boot groove in piston.

Fig 3: Inserting Piston Into Cylinder
Courtesy of SUZUKI OF AMERICA CORP.
To confirm that boot is fitted in its groove in cylinder properly, pull piston out of cylinder a little but do not take it all out.

Fig 4: Pulling Piston Out Of Cylinder
Courtesy of SUZUKI OF AMERICA CORP.
Install piston into cylinder by hand.