Suzuki Wagon R Manual page 335

5E1-34 ANTILOCK BRAKE SYSTEM (ABS)
FRONT WHEEL SPEED SENSOR RING
NOTE:
The front wheel sensor ring can not be removed or replaced
alone. If front wheel sensor ring needs to be replaced, replace
it as a wheel side joint assembly of drive shaft.
For removal and installation of wheel side joint assembly of drive
shaft, refer to "FRONT DRIVE SHAFTS" section in this manual.