The 2009 Felt AR4 is a 16 pound a triathlon/road bike with a carbon Felt UMH frame. The frame has a Matte Clear Carbon finish.
The AR4 2009 is a is a light bike at around 15 pounds. It was released in 2009 and costs $3,799 brand new. The AR4 2009 is fully rigid.
Components
The AR4 2009 comes with Shimano Ultegra SL components, including an aluminum, oversized Felt 3.1 stem, a Cane Creek headset and Shimano Ultegra SL STI shifters.
Drivetrain
The AR4 2009 has 10 speeds and has a Shimano Ultegra SL derailleur.
Wheels
It comes with folding Vittoria Rubino Slick tires (622mm x 23mm) and aluminum, aero Felt R3 rims.