Front brakes

Calipers

Brand	Part numbers	Numbers on caliper	Type	Pistons	Piston diameter(s)	Weight	Weight with pads	Description
Porsche	L: 944 351 429 00, R: 944 351 430 00		floating	1	54			944/944S
Porsche	L: 986 351 421 03, R: 986 351 422 03	L: 986.351.421, R: 986.351.422	fixed	4	40/36	2.59	3.31	986 Boxster
Porsche	L: 996 351 425 11, R: 996 351 426 11		fixed	4	40/36			986 Boxster S

Discs

Brand	Part number(s)	Type	Diameter	Thickness	Height	Weight	Description
Porsche	477 405 083 A	vented	282.5	20.5	35	5.4	944 <= 1986, 911 1974-1983
Porsche	944 351 041 05	vented	282.5	20.5	74.2	5.95	944/944S >= 1987
Porsche	951 351 041 00	vented	298	28	45	6.7	944 Turbo <= 1986
Porsche	951 351 041 02	vented	298	28	74	7.1	944 S2/Turbo >= 1987
Porsche	L: 928 351 043 60, R: 928 351 044 60	vented	304	32	77	8.1	944 Turbo S
Porsche	901 351 401 11	solid	282	12.7	36	4.7	911 <=1969
Porsche	901 351 041 16	vented	282.5	20.5	35	5.4	911 <=1973
Porsche	911 351 041 22	vented	282.5	24	35	5.6	911 1984-1989
Porsche	L: 930 351 047 00, R: 930 351 048 00	vented	304	32	29.7	5.6	911 Turbo <=1980
Porsche	L: 930 351 047 01, R: 930 351 048 01	vented	304	32	57	6.9	911 Turbo 1981-1986
Porsche	L: 930 351 047 02, R: 930 351 048 02	vented	304	32	57	6.9	911 Turbo 1987-1989
Porsche	986 351 401 05	vented	298	24	67	6.48	986 Boxster
Porsche	L: 996 351 405 01, R: 996 351 406 01	vented	318	28	67	8.62	986 Boxster S