Found it, heres specs listed on kiatechinfo
Brake fluid
FMVSS 116: DOT-3, SAE J1703, DOT-4
Heres the whole thing they have listed for brake specs.
2000 > Engine > 1.8 DOHC">
Sephia [FB] > 2000 > Engine > 1.8 DOHC
SPECIFICATIONS
BRAKE SYSTEM
Item
Specification
Brake pedal
Type
Suspended
Pedal lever ratio
3.9:1
Maximum stroke (in(mm))
5.31 (135)
Master cylinder
Type
Tandem (with level sensor)
Cylinder inner diameter (in(mm))
CBS: 0.874 (22.22), ABS: 0.937 (23.81)
Front disc brake
Type
Ventilated disc
Cylinder bore (in(mm))
2.12 (54)
Pad dimension (area×thickness) (in²×in(mm²×mm))
5.66×0.441 (3650×11.2)
Disc plate dimension (in(mm))
(outer diameter×thickness)
9.53×0.94 (242×20)
Rear drum brake
Type
Leading-trailing
Cylinder inner diameter (in(mm))
0.75 (19.05)
Lining dimension (in(mm))
(depth×outer diameter×thickness)
1.37×7.20×0.19 (35×183.3×5)
Drum inner diameter (in(mm))
7.87 (200)
Rear disc brake
Type
Solid disc
Cylinder bore (in(mm))
1.34 (34)
Pad dimension (area×thickness) (in²×in(mm²×mm))
4.64×0.39 (3000×8)
Disc plate dimension (in(mm))
(outer diameter×thickness)
10.3×0.39 (261×10)
Power brake unit
Type
Boost type
Outer diameter (in(mm))
CBS: 9 (229), ABS: 9 (229)
Brake fluid
FMVSS 116: DOT-3, SAE J1703, DOT-4
Parking brake
Type
Mechanical
Operating system
LH Side lever
SPECIFICATION
ANTI-LOCK BRAKE SYSTEM
Item
Specifications
General
System
MGH-10
Type
4-Sensors and 4-Channels
Mode
ABS+EBD
HCU
Type
Diagonal Split
Hydraulic control method
Hold/ Rise/ Dump (3Mode)
Type of pump
Radial pistons (2 pistons )
Type of motor
4-pole DC motor
ECU
Operation voltage
DC 10~ 16V
Operation temperature
(°C)
-40 ~ 110 degree
ABS sensor
Type
Electromagnetic induction
Resistance
1100 ± 110Ω
Air gap
Front
0.0197~0.0787in (0.5~2.0 mm)
Rear
0.0197~0.0787in (0.5~2.0 mm)