300SL (129.061) L6-3.0L (104.981) (1991)
2
Remove front bolt.
3
Unscrew screws 3 and 4 on seat rail.
Tightening torque: 25 Nm.
4
Move gear with spindle out on flexible drive shaft and remove.
5
Reinstall in opposite order.
Attention: Do not grease or oil the forward/backward adjustment spindle.