The 1999 Trek Y SL is a 26 pound a full-suspension mountain bike with a carbon and aluminum OCLV / T6 / Rock Shox Sid frame. The frame has a Nude  Carbon finish.

The Y SL is a is an average weight bike at around 25 pounds. It was released in 1999.

Components

The Y SL comes with Mountain Mix components, including an ICON stem, a threadless, Aheadset SA WTB Momentum headset and Shimano Deore RapidFire SL shifters.

Drivetrain

The Y SL has 9 speeds and has a Shimano derailleur.

Wheels

It comes with Bontrager Revolt ST-2 tires ( x in front and x rear.) and Rolf rims.