The Western Conference sides meet for the final time this season after playing consecutive matches back in April.
|San Jose Earthquakes (4-4-2): Busch; Beitashour, Bernardez, Hernandez, Morrow; Salinas, Cronin, Baca, Martinez; Jahn, Lenhart.
OUT: Nana Attakora (concussion related symptoms), Mike Fucito (R ankle fracture), Ty Harden (R hip surgery)
|Portland Timbers (4-3-3): Ricketts; Harrington, Kah, Jean-Baptiste, Jewsbury; Chara, W. Johnson, Valeri; Nagbe, R. Johnson, Wallace.
OUT: Brent Richards (ACL surgery), Bright Dike (ACL surgery), Mikael Silvestre (ACL surgery), Dylan Tucker-Gangnes (concussion), David Horst (R tibia plateau surgery)
- These teams played back-to-back games in April, with the Timbers winning the first meeting 1-0 on April 14 before the clubs played to a 1-1 draw on April 22.
- The Earthquakes are hit hard by the Gold Cup final, as forwards Chris Wondolowski and Alan Gordon and newly signed center back Clarence Goodson are all representing the USA through Sunday's title game against Panama.
- San Jose goalkeeper Jon Busch is second in MLS in saves this season, with 73, trailing FC Dallas' Raul Fernandez by just two.
- With a win and a Real Salt Lake loss to New York, Portland could pull even atop the Western Conference standings.
- The Timbers topped Norwich City 1-0 in a friendly Wednesday night, with Jose Valencia scoring the lone goal.
- Portland remains unbeaten away from home this season, sporting a 2-0-8 MLS record outside of Jeld-Wen Field.
- Timbers goalkeeper Donovan Ricketts has posted nine shutouts this season, tied for most in the league with New England's Bobby Shuttleworth.