brake weights

 

 Make

 Type 

 Info

 Weight

 AP Racing

 CP-5555 for M3 CSL / M3 E46 and carrier

 6 piston (aluminium)

 3.85 kg 

 AP Racing

 CP-5144 for M3 CSL / M3 E46

 4 piston (aluminium)

 n/a

 BMW (ATE)

 M3 CSL front caliper and carrier

 single piston

 5.60 kg

 BMW

 M3 CSL front discs 

 345x28mm

 8.55 kg

 BMW (ATE)

 M3 CSL rear caliper and carrier

 single piston

 3.36 kg

 BMW

 M3 CSL / M3 E46 rear discs

 328x20mm

 6.58 kg

 BMW (ATE)

 M3 E46 front caliper and carrier

 single piston

 5.32 kg

 BMW

 M3 E46 front discs 

 325x28mm

 7.59 kg 

 BMW

 M3 E46 rear caliper and carrier 

 single piston

 3.04 kg 

 BMW

 M3 E9x front caliper and carier 

 single piston 

 5.18 kg 

 BMW

 M3 E9x front discs 

 360x30mm 

 9.20 kg 

 BMW

 M3 E9x rear caliper and carrier 

 single piston 

 4.00 kg