BRAKE > General Description

SPECIFICATION

Model

2.0 X

2.5X (LHD)

2.5 XT

2.5 X (KA), 2.5 XS, 2.5 XT (KA)

Front disc brake

Type

Disc (Floating type, ventilated)

Effective disc diameter

228 mm (8.98 in)

244 mm (9.61 in)

Disc thickness × Diameter

24 × 277 mm

(0.94 × 10.91 in)

24 × 294 mm

(0.94 × 11.57 in)

Effective cylinder diameter

42.8 mm (1.685 in) × 2

Pad dimensions

(Length × Width × Thickness)

117.8 × 50.5 × 11.0 mm

(4.638 × 1.988 × 0.433 in)

Clearance adjustment

Automatic adjustment

Rear

Disc

Brake

Type

Disc (Floating type)

Effective disc diameter

230 mm (9.06 in)

Disc thickness × Diameter

10 × 266 mm

(0.39 × 10.47 in)

Effective cylinder diameter

38.1 mm (1.500 in)

Pad dimensions

(Length × Width × Thickness)

89.4 × 33.7 × 9.0 mm

(3.520 × 1.327 × 0.354 in)

Clearance adjustment

Automatic adjustment

Rear

drum

Brake

Type

drum

(Leading-Trailing type)

Effective drum diameter

228.6 mm (9 in)

Effective cylinder diameter

19 mm (0.748 in)

Lining dimensions

(Length × Width × Thickness)

219.4 × 35.0 × 4.1 mm

(8.64 × 1.378 × 0.161 in)

Clearance adjustment

Automatic adjustment

Master

Cylinder

Type

Tandem

Effective diameter

26.99 mm (1-1/16 in)

25.4 mm (1 in)

Reservoir type

Sealed type

Brake fluid reservoir capacity

205 cm3 (12.51 cu in)

Brake

Booster

Type

Vacuum suspended

Effective diameter

“8+9” Tandem type

Brake line

Dual circuit system

Brake fluid

CAUTION:

Avoid mixing brake fluid of different brands to prevent fluid performance from degrading.

When filling with brake fluid, be careful not to allow any dust to enter the reservoir.

Use new SUBARU genuine brake fluid when replacing or refilling the fluid.

FMVSS No. 116, DOT3 or DOT4

NOTE:

Refer to the “PB section” for parking brake specifications.

Item

Standard

Limit

Front brake

Pad thickness

11 mm (0.43 in)

1.5 mm (0.059 in)

Disc thickness

24 mm (0.94 in)

22 mm (0.87 in)

Disc runout

0.075 mm (0.0030 in)

Rear brake (disc type)

Pad thickness

9 mm (0.35 in)

1.5 mm (0.059 in)

Disc thickness

10 mm (0.39 in)

8.5 mm (0.335 in)

Disc runout

0.07 mm (0.0028 in)

Rear brake (Drum type)

Inside diameter

228.6 mm (9 in)

230.6 mm (9.08 in)

Lining thickness

4.1 mm (0.161 in)

1.5 mm (0.059 in)

Rear brake (Disc type parking)

Inside diameter

170 mm (6.69 in)

171 mm (6.73 in)

Lining thickness

3.2 mm (0.126 in)

1.5 mm (0.059 in)

Parking brake

Lever stroke

7 to 8 notches when pulled with a force of 196 N (20 kgf, 44 lbf)

 

Brake pedal operation force

Fluid pressure

Europe/General

Australia

Brake booster

Brake fluid pressure with engine stopped

147 N

(15 kgf, 33 lbf)

588 kPa

(6 kgf/cm2, 85 psi)

588 kPa

(6 kgf/cm2, 85 psi)

294 N

(30 kgf, 66 lbf)

1,471 kPa

(15 kgf/cm2, 213 psi)

1,667 kPa

(17 kgf/cm2, 242 psi)

Brake fluid pressure and vacuum pressure with engine running at 66.7 kPa (500 mmHg, 19.69 inHg)

147 N

(15 kgf, 33 lbf)

5,688 kPa

(58 kgf/cm2, 825 psi)

6,374 kPa

(65 kgf/cm2, 925 psi)

294 N

(30 kgf, 66 lbf)

9,121 kPa

(93 kgf/cm2, 1,322 psi)

10,199 kPa

(104 kgf/cm2, 1,479 psi)

Brake pedal

Free play

1 — 3 mm (0.039 — 0.118 in)

Depress the brake pedal with a force of less than 10 N (1 kgf, 2 lbf).