Here are some basics on the big match:
REAL SALT LAKE (14-8-6; 48 POINTS)AT SEATTLE SOUNDERS FC (14-8-4; 46 POINTS)7 p.m., CenturyLink Field.TV: NBCSN. RADIO: 97.3 FM.HEAD TO HEAD: RSL leads 6-5-5 across all competitions and swept the previous matches this season, 2-1 and 2-0, both at Salt Lake. RSL is unbeaten in the last six regular-season meetings. Nine of the last 10 have been decided by one goal or fewer. The sides have met in the playoffs each of the last two seasons. RSL eliminated Seattle in 2011, Seattle eliminated RSL in 2012. This 17th meeting marks the most the Sounders have played against any opponent.NOTES: This game pairs the top teams in the MLS Supporters Shield race. A Sounders win would send them into the lead. … Seattle has a club-record 12-game home unbeaten streak (9-0-3). RSL is 5-6-3 on the road. … RSL leads the league with 52 goals and has scored multiple goals in 12 of its last 16 games. … U.S. national team members Clint Dempsey and Eddie Johnson are expected to play for Seattle, and midfielder Kyle Beckerman is back with RSL. … Seattle midfielder Brad Evans and Salt Lake forward Alvaro Saborio are out with calf injuries. The Sounders took midfielder Steve Zakuani (sports hernia) off the disabled list Thursday, however he is not expected to play. … Mauro Rosales is one assist away from matching Fredy Montero’s club record 33. … The entire stadium will be open, and the club reported ticket sales over 52,000. The Sounders have never lost (7-0-2) before a crowd of over 40,000. … Seattle defenders Leo Gonzalez and Djimi Traore are one yellow card away from suspension. … The referee is Allen Chapman.QUOTABLE: “Salt Lake has taken it to us twice, and they’ve done a good job in those two games. I think we need to get a little bit even there as well. But they’re a quality team. It’s going to be a great game. It’s two days before the Seahawks play, so you’ve got plenty of time to recover and get yourself up for the 49ers-Seahawks game.” – coach Sigi SchmidNEXT: 7:30 p.m. Sept. 21, at Los Angeles Galaxy.