Brake System Specifications. Chevrolet Joy 2008

For 1990-2009 cars

## Brake System Specifications 0.8L

Application | Specification
--- | ---
Metric | English
Booster Ratio | 3.7:1
Booster Size | 177.8 mm | 7.00 in
Brake Drums

- Inside Diameter

180 mm

7.09 in

- Maximum Rebore Diameter

182 mm

7.17 in

- Out-of-Round

0.04 mm

0.0016 in

Brake Pedal

- Free Play

6-10 mm

0.24-0.31 in

- Height

200 mm

7.87 in

- Stroke

30 mm

1.18 in

Brake Rotors

- Discard Thickness

10 mm

0.4 in

- Lateral Runout--Installed

0.05 mm

0.002 in

- Rotor Diameter

236 mm

9.3 in

- Rotor Thickness--New

12.7 mm

0.5 in

Caliper

- Piston Diameter

48 mm

1.89 in

Master Cylinder

- Bore Diameter

20.64 mm

0.81 in

- Type

Tandem

Proportioning Valve

- Cut-In Pressure

3,000 kPa

435.1 psi

- Pressure Ratio

0.25:30

Wheel Cylinder Diameter | 17.46 mm | 0.69 in

## Brake System Specifications 1.0L

Application | Specification
--- | ---
Metric | English
Booster Ratio | 3.7:1
Booster Size | 177.8 mm | 7.00 in
Brake Drums

- Inside Diameter

180 mm

7.09 in

- Maximum Rebore Diameter

182 mm

7.17 in

- Out-of-Round

0.04 mm

0.0016 in

Brake Pedal

- Free Play

6-10 mm

0.24-0.31 in

- Height

200 mm

7.87 in

- Stroke

30 mm

1.18 in

Brake Rotors

- Discard Thickness

10 mm

0.4 in

- Lateral Runout--Installed

0.05 mm

0.002 in

- Rotor Diameter

236 mm

9.3 in

- Rotor Thickness--New

12.7 mm

0.5 in

Caliper

- Piston Diameter

48 mm

1.89 in

Master Cylinder

- Bore Diameter

20.64 mm

0.81 in

Proportioning Valve

- Cut-In Pressure

3,000 kPa

435.1 psi

- Pressure Ratio

0.25:30

Wheel Cylinder Diameter | 17.46 mm | 0.69 in