AP Racing PRO 5000 R (9450) Caliper 17mm Pad 152mm Centres


Asymmetrical design which increases the static and real world dynamic stiffness by up to 30%. This is achieved by optimally distributing the body mass of the caliper on the diagonal areas of applied force. Up to 30% lighter than other AP calipers used for competition purposes so unsprung weight is aided.

Price per caliper.

Available: In stock

Available on back-order


When purchased in quantities of 2 a Left & Right side caliper will be sent.
Quantities of 1 unit will need an email sent to us to confirm which caliper side is needed.

Caliper Technical Drawing –

Typical Applications: – Rear Budget, general competition use.

– Benefits from a radical asymmetric design concept.
– Superior dynamic performance.
– Increased stiffness.
– Forged, two piece aluminium alloy body.

– Grey anodised surface finish.
– Radial mount, 152.0mm x 44.0mm centres.
– Suits Ø380.0mm x 28.0 or 32.0mm thick disc.
– Stainless Steel Pistons.
– High temperature seals.

– Stainless Steel wear plates.
– Larger bore version for front applications available – CP9448 family.

Part Numbers:
– RH = CP9450-2S4L
– LH = CP9450-3S4L

This price is per caliper


Brake Pad Information
(To view an image of the pad
click on Pad Part No)

– Pad Area = 54.6cm²
– Pad Depth = 45.6mm
– Thickness = 16.8mm
Piston Sizes – mm – Ø27.0 x 2
– Ø31.8 x 2
Piston Area – cm² 27.2
Disc Diameter – mm Ø378.0
Disc Thickness – mm – Max = 32.0
– Min = 28.0
Weight (No Pads) – Kg 2.20
Hydraulic Threads M10x1.0
Mounting Type Radial
Mounting Centres 152.0
Mounting Offset – mm 44.0
Mounting Hole Ø – mm 10.2
PL Dimension – mm 52.0
Bleed Screw Tightening Torque – Nm 17
Pistons – Ø27.0mm = CP9450-106
– Ø31.8mm = CP9445-108
Seal Repair Kit CP8518-CE
Wear Plates RH = CP9444-112 / LH = CP9444-113
Bleed Screw Kit CP3880-1


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