Full Shimano XTR m952 Mega-9 drivetrain on my Trek STP made me fall in love with the mountain triple again. There's nothing like shifting into the 46t front chainring and transforming Slabtown
Shimano Deore 9 speed rear derailleur
Shimano Acera SL-M3000 Left Shift Lever - 3-Speed, Trigger Style – Alaska Bicycle Center