Base Brakes (Service Information) Except 500E: Specifications: Specifications

ACTUATION:
Vacuum Operated Power Brakes	Standard
Hydraulic System	Dual-Diagonally Split
BRAKE PEDAL:
Pedal Ratio	3.2:1
POWER BRAKE BOOSTER:
Type	Vacuum Assist
Mounting Studs	M8 x 1.25
Diaphragm Size/Type	228 mm /Single Diaphragm
MASTER CYLINDER ASSEMBLY:
Type	Compact
Body Material	Anodized Aluminum
Reservoir Material	Polypropelene
Bore and Stroke	22.2 mm x 36 mm (0.874 in. x 1.417 in.)
Displacement Split	50 / 50
MASTER CYLINDER FLUID OUTLET PORTS:
Tube Fitting Type	ISO Flare
Primary Tube Nut Thread	M10 x 1
Secondary Tube Nut Thread	M10 x 1
ABS HYDRAULIC CONTROL UNIT PORTS:
Tube Fitting Type	ISO Flare
Inlet Port Threads (Both)	M12 x 1
Outlet Port Threads-Left Front and Left Rear	M10 x 1
Outlet Port Threads-Right Front and Right Rear	M12 x 1

LIMITS/SPECIFICATIONS - BASE

Brake Rotor	Rotor Thickness	Minimum Rotor Thickness	Rotor Runout *
Front	22.0 ± 0.1 mm 0.866 ± 0.004 in	20.4 mm 0.803 in	0.02 mm 0.001in
Rear	11.0 ± 0.1 mm 0.433 ± 0.004 in	9.2 mm 0.362 in	0.02 mm 0.001 in
* TIR Total Indicator Reading (Measured On Vehicle)

LIMITS/SPECIFICATIONS - ABARTH (PREMIUM)

Brake Rotor	Rotor Thickness	Minimum Rotor Thickness	Rotor Runout *
Front	21.9 mm 0.862 in	20.2 mm 0.795 in	0.02 mm 0.001 in.
Rear	11.0 ± 0.1 mm 0.433 ± 0.004 in	9.2 mm 0.362 in	0.02 mm 0.001 in.
* TIR Total Indicator Reading (Measured On Vehicle)