Leonardo DiCaprio and his girlfriend, Sports Illustrated cover model Bar Rafaeli, ride off on their Yamaha TMAX motorcycle after visiting the Ducati store on Sunday (March 29) in Beverly Hills, Calif.

Bar, 23, was wearing a gold ring on her wedding finger but that doesn’t mean the couple secretly tied the knot. “She just wore a ring on that finger,” a source tells JustJared.com. “Nothing more.”

On Saturday at the 2009 Kids’ Choice Awards, Leo accepted the first-ever Nickelodeon Big Green Help Award for his environmental efforts from last year’s Wannabe Award recipient, Cameron Diaz. 10+ pics inside…