Suzuki Wagon R Manual page 3406

AUTOMATIC TRANSAXLE (M13 ENGINE MODEL) 7B1-113
Differential Side Oil Seal
Replacement
1) Lift up vehicle and drain automatic transaxle fluid.
2) Remove drive shaft joints from differential gear of transaxle.
Refer to "Drive Shaft Assembly" in Section 4A for procedure
to disconnect drive shaft joints.
For differential side oil seal removal, it is not necessary to
remove drive shafts from steering knuckle.
3) Remove differential side oil seal (1) by using screw driver or
like.
4) Apply grease to new differential side oil seal lips.
Grease 99000-25030