Nissan brake and caliper specs
More info:
http://nissans15.com/brakes.htm
http://importnut.net/300zxbrakeswap.htm
http://en.wikibooks.org/wiki/Nissan_240SX_Performance_Modification/Brakes
Nissan brake master cylinder sizes:
BM33 = 13/16 = 20.64mm (S13 non euro)
BM38 = 7/8 = 22.22mm (S13 CA18 euro non ABS)
BM44 = 15/16 = 23.81mm (S12, S13 CA18 euro ABS, S13 CA18/SR20, Z31, R33 GTST, S14 non ABS)
BM50 = 1″ = 25.4mm (91/2+ Z32, S14 ABS, S15 Spec R, R32 GT-T M-spec, R32 GTR non Brembo, Z33 non Brembo)
BM57 = 1 1/16 = 26.9mm (up to 91/2 Z32, R32/33/34 Brembo, Z33 Brembo)
Front rotor sizes:
S13 CA18 89-91 4lug – 257×22
S13 CA18 91-94 4lug – 280×22
S13 (JDM 5lug) – 280×22
S14, S15 SR20DET – 280×30
R32 M spec, GTST – 280×30
Z32 NA ’90 – 280×26
Z32 TT / NA 91+ – 280×30
R32 GTR (Non V-Spec) – 296×32
R33 GTST – 296×30
R32 GTR V-Spec / R33 / 34 GTR with Brembo – 324×30
R34 GTT – 310×30
Z33 non Brembo – 296×24
Z33 Brembo – 324×30
All center bores are 68mm
Rear rotor sizes:
S13 (CA18DET euro) – 266×9
S14, S15 (SR20DET) – 258×9
R32/33/34, Z32 – 297×18
Z33 non Brembo – 292×16
R33 GTR/R34 GTR – 300×22
Z33 Brembo, 2000 Aug+ R34 GTR V-spec & Nur – 322×22
All center bores are 68mm
Front caliper specs:
S13 CA18/KA24 ABS 1×57.2mm floating steel CL25VA
S14 SR20DET DB1170 4×40.4mm steel
S15 SR20DET DB1170 4×40.4mm steel
R32 M-Spec DB1170 4×40.4mm
Z32 TT DB1170 4×40.4mm – 90-93 all aluminum, 93-96 all steel
R33 GTST DB1170 4×40.4mm
R34 GTT DB1170 4×40.4mm
R32 GTR DB1170 4×40.4mm
R32/33 Brembo DB1520 2x44mm+2x38mm
R34 Brembo DB1520 2x44mm+2x38mm
Z33 non Brembo 1×57.2mm floating steel CLZ25VD
Z33 Brembo OPB27VA 2x44mm+2x38mm
Rear caliper specs:
S13 CA18 34.93mm floating single piston steel AD9
S14 SR20 38.18mm floating single piston steel CL11H (built in handbrake)
Z32 TT/NA 2×38.1mm aluminum 2pot OPZ11VB
Z33 non Brembo 42.86mm floating single piston steel AD14VE
Z33 Brembo 2x40mm OPB13VB