SALT LAKE CITY (Ticker) -- Alabama's tenure at or near the top of the polls will be a short one.
Nick Jacobson scored 13 points and Tim Frost added nine as Utah stunned the third-ranked Crimson Tide, 51-49.
Alabama opened the season with nine straight wins to reached the top spot in one of the national polls for the first time in school history. But the Crimson Tide are sure to drop after losing their first true road game of the season.
Alabama had two chances to tie, but Maurice Williams missed a jumper and Erwin Dudley could not control the rebound.
Williams finished with 15 points and Earnest Shelton added 14 for the Crimson Tide (9-1). Dudley had just nine on 4-of-13 shooting.
Utah (8-3) has won six of seven since splitting its first four games of the season. The win also was the 1,500th in school history.
Alabama trailed 48-46 with 34 seconds to go and had Shelton at the free-throw line. He missed the first but made the second, then compounded the Crimson Tide's woes by fouling Jacobson with 25 seconds left.
Jacobsen made both shots for a 50-47 lead. Dudley had a layup with 13 seconds remaining and Williams fouled Tim Drisdom, who made the first and missed the second free throw.
Shelton grabbed the rebound, but Williams' jumper was off the mark and Richard Chaney grabbed the rebound with four seconds to play.
"We really played hard," Utah coach Rick Majerus said. "I thought our guys played hard and I thought 'Bama played hard. It was a possession by possession game. I'm really proud of our guys."
Neither team led by more than five points in the first half and the contest was tied, 17-17, with 2:25 to go. Jacobson hit a jumper 18 seconds later, but Shelton had an offensive rebound and layup and the teams went to the locker room, tied at 19-19.
Jacobson missed all four of his 3-point attempts and Utah was 0-of-11 from behind the arc in the first half.
Alabama shot just 32 percent (7-of-22) in the first half and committed eight turnovers.
The game still was tied, 28-28, with 16:38 to play when a 15-7 burst put Utah in control. Bryant Markson's 3-pointer with 9:31 to go capped the spurt.
The Crimson Tide is 6-0 at home and 3-0 on neutral courts.