Notes: Chas: -016923, 9" Diaphragm - California Applications for chassis 123 shown here are for vehicles that may have fuse box clearance problems with later version booster. This is the original part number that was used on these vehicles.

Notes: Chas: -016970, 9" Diaphragm - Federal Applications for chassis 123 shown here are for vehicles that may have fuse box clearance problems with later version booster. This is the original part number that was used on these vehicles.

Notes: Chas: -016923, 9" Diaphragm - California Applications for chassis 123 shown here are for vehicles that may have fuse box clearance problems with later version booster. This is the original part number that was used on these vehicles.

Notes: Chas: -016970, 9" Diaphragm - Federal Applications for chassis 123 shown here are for vehicles that may have fuse box clearance problems with later version booster. This is the original part number that was used on these vehicles.

Notes: Chas: -021573, 10 1/2" Diaphragm This unit may hamper access to fuse box on some early 123 chassis models. Where 9" diaphragm is necessary use 001 430 66 30 to avoid this problem. A spacer bushing on fork may be necessary when replacing with later version booster. See 123 292 01 50. Optional with 002 430 46 30.

Notes: Chas: -016923, 9" Diaphragm - California Applications for chassis 123 shown here are for vehicles that may have fuse box clearance problems with later version booster. This is the original part number that was used on these vehicles.

Notes: Chas: -016970, 9" Diaphragm - Federal Applications for chassis 123 shown here are for vehicles that may have fuse box clearance problems with later version booster. This is the original part number that was used on these vehicles.

Notes: Chas: -021573, 10 1/2" Diaphragm This unit may hamper access to fuse box on some early 123 chassis models. Where 9" diaphragm is necessary use 001 430 66 30 to avoid this problem. A spacer bushing on fork may be necessary when replacing with later version booster. See 123 292 01 50. Optional with 002 430 46 30.