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Home >> Chevrolet >> 2004 >> Optra LS, Standard >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System >> Specifications >> ABS Component Specifications
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ABS Component Specifications

Application Specification
Metric English
Antilock Brake System (ABS) Main Relay Operation Voltage 9-16 V
Antilock Brake System (ABS) Mode 4 Channel 4 Sensor
Speed Ring
  • Inside Diameter - Front
61.9 mm 2.4370 in
  • Inside Diameter - Rear
28.1 mm 1.1063 in
  • Outside Diameter - Front
70.4 mm 2.7716 in
  • Outside Diameter - Rear
41.13 mm 1.6192 in
  • Tooth Volume of the Speed Ring
47 EA
Wheel Speed Sensor - Resistance 1,040-1,160 Ω