The 1999 Mongoose SX 4.3 is a mountain bike with an aluminum frame. The frame comes in colors like Wired  Blue, Mirror  Green and Fusion  Yellow.

It was released in 1999. Due to the frame materials and other factors, we estimate that this bike weighs around 35 pounds. The SX 4.3 is fully rigid.

Components

The SX 4.3 comes with Mountain Mix components, including a Mongoose stem, a sealed Mongoose headset and Shimano AceraX EZ Fire Plus shifters.

Drivetrain

The SX 4.3 has 7 speeds and has a Shimano derailleur.

Wheels

It comes with Mongoose Hanz tires (26in x 1.95in) and Weinmann 519 rims.

Buy Online

Specs

Type Mountain
Year 1999
Alt. Names SX4.3, SX 4.3