Bellows Versions

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2 bellows variants have been installed in the since the production launch (first version and new/current version).

The first version -A- with 2 rubber bellows -1 and 2- has been installed up to the vehicle identification numbers listed in the following (Y-range/in the model year 2000). See Fig 1 .

F >>98 ZYS 60 0434 (RoW Boxster)

F >>98 XYS 62 0321 (USA Boxster)

F >>98 ZYS 64 0520 (RoW Boxster S)

F >>98 XYS 66 0089 (USA Boxster S)

F >>98 ZYU 60 0165 (RoW Boxster/Finland production)

F >>98 4YU 62 1422 (USA Boxster/Finland production)

F >>98 ZYU 64 0062 (RoW Boxster S/Finland production)

F >>98 4YU 66 0105 (USA Boxster S/Finland production)

Fig 1: Cutaway View Of Brake Booster Pushrod Mechanism (First Version)

Courtesy of PORSCHE OF NORTH AMERICA, INC.

The new/current bellows variant -B- is fitted with only one continuous bellow. Using the bellows version -B- (Fig 2 ) and the following parts have been changed:

Omission of bellows guide on the brake pedal push rod (No. 10 in the first version)
The bellows connection is no longer directly to the body but to a sleeve (pipe) -7- . See Fig 2 .

Fig 2: Cutaway View Of Brake Booster Pushrod Mechanism (New Version)

Courtesy of PORSCHE OF NORTH AMERICA, INC.