Question: 2541 is the first solo EP from an American musician who formed what alternative rock trio?

Context articles: In Your Eyes (EP)
John Strohm (musician)
Porcelain Raft
Prevail (musician)
Jamie James (musician)
City Route 85
The Stryder
Grant Hart
Keiko (musician)
2541

In Your Eyes is the first solo EP released by singer/songwriter Gary Hughes from Melodic Hard rock band Ten.
 Gary Hughes' third solo album Precious Ones, is the album from which the EP is derived from.
 The compact disc was officially released only in Asian markets.
John Strohm (or John P. Strohm, born March 23, 1967 in Bloomington, Indiana) is an American musician, singer, and lawyer.
 He began his musical career playing drum set in Indiana's punk rock scene, then moved to Boston in 1985 and switched to guitar.
 With Juliana Hatfield and Freda Love (then Freda Boner) he co-founded the indie rock trio Blake Babies in 1986.
 In 1994 the band Velo-Deluxe with Strohm as the frontman released their only album "Superelastic" through Mammoth Records.
 Strohm also played drums in The Lemonheads from 1987 - 1989 and guitar during the years 1993-1994 and 1996-1997.
 He led the indie rock band Antenna and released his first solo album, "Vestavia", in 1999.
 In 2007 Strohm released another full-length album, "Everyday Life".
Porcelain Raft is Mauro Remiddi's main music project.
 The New York-based musician began his long, prolific career in Italy, the place of his birth, playing for small, local projects.
 After composing the original soundtrack for the 1997 Italian short-film "La Matta dei Fiori", and collaborating and touring the world with various bands, Remiddi launched his first solo recording project under the moniker Porcelain Raft, and in 2010 released his first solo EP "Gone Blind" with Acéphale Records.
 In 2011 he signed with Secretly Canadian and released the debut Porcelain Raft full-length record "Strange Weekend" which peaked at #33 on the "Billboard" Top Heatseekers Albums chart.
 "Permanent Signal," Porcelain Raft's second album was released on Secretly Canadian in August 2013.
Kiley Hendriks (born November 4, 1975), better known by stage name Prevail, is a 4-time Juno Award winning Canadian hip hop artist raised in Victoria, British Columbia and based in Vancouver, British Columbia.
 Prevail is part of platinum-selling Swollen Members, which consists principally of himself and Mad Child.
 They have been called "two of the most innovative people in hip-hop".
 Aside from his extensive catalog with Swollen Members, Prevail released a side project entitled "Code Name Scorpion" with Abstract Rude and Moka Only in 2001, his first solo EP "Baseball Bat and Nails" in 2009, and a second solo EP with Ol' City Rocker titled "Spasefase" in 2012.
Jamie James (born August 4, 1953 in Toronto, Ontario) is a Canadian guitarist, singer and songwriter, best known for his roles in DQ And The Sharks and Steppenwolf.
 He was also lead singer and founding member of RSO recording trio The Kingbees.
 The Kingbees recorded 2 albums with David J. Holman producing on RSO.
 The first, titled "The Kingbees", (released March, 1980) received much critical acclaim and regional success with the James-penned hit "My Mistake".
 The second album, titled "The Big Rock", was released in March 1981 and also spawned national touring, a performance on Dick Clark's American Bandstand and a cameo role in the movie "The Idolmaker".
 Shortly thereafter the band split up.
 In 1983 James released a solo EP with Vanity Records titled "The Big One".
 In the late 1980s, James hooked up with noted actor Harry Dean Stanton to form a unique musical ensemble which performed until the year 2000.
 In 2000 James went on to form the rock and roll band "DQ and The Sharks" featuring actor/musician Dennis Quaid.
 In 1993 James had also released a solo LP on Schoolkids Records titled "Cruel World".
 In 2000 he released his latest solo LP on Oglio Records, titled "Crossroads".
 Oglio also released a two-album CD issue of the Kingbees first and second LPs.
 James resides in Los Angeles, where he just formed a new record label with friend and business partner Fred Wehba.
 We Jam Music was created by James and Wehba to produce and release new albums including James' newest release Love Attack.
City Route 85 is a solo EP by John K. Samson of The Weakerthans, released October 30, 2009 on Grand Hotel van Cleef in Europe, and November 3, 2009 on ANTI-/Epitaph in North America.
 Samson's first solo release since the EP "Little Pictures" in 1995, it was the first in a planned series of three or four-song singles inspired by roads in his home province of Manitoba.
The Stryder was a band hailing from Long Island, NY.
 The Band was formed by Peter Toh and Scottie Redix in 1999 after their previous project, Yearly, disbanded following the departure of bassist Eben D'amico who left to join Saves the Day.
 They added a vocalist and bassist, John Johansen and Nick Wendel (Respectively).
 They released a 7" on Elkion Records titled "The Hits Just Keep on Comin" and shortly after signed a deal to Equal Vision Records and released their debut album "Masquerade in the Key of Crime" in the summer 2000.
 The band toured extensively and began writing new material in 2001.
 They added former Glassjaw drummer Durijah Lang, and moved Scottie Redix up to Guitar and backing vocals.
 In the summer of 2001 the band parted ways with vocalist John Johansen.
 2002 saw the release of "Jungle City Twitch".
 Debuting a new sound, The Stryder continued to tour the country in support of the new release.
 In 2003/2004, Elkion Records released "Savor The Danger" which contained a collection of old demos and the 2 songs from the 7" previously released on the label.
 Peter released his first solo EP "Cleopatra" in 2004 on Elkion Records.
 Durijah moved on to become the drummer of Classic Case and in 2007, became Pete Parada's replacement in Saves The Day.
 In 2006, Peter then went on to start an Internet TV/New Media Company, Hidden Track TV with Adam Schleichkorn, and released a solo EP titled "Shoes of a Beast".
 Peter is currently working on his first full-length album, titled "Wildlife".
 Scottie Redix now plays under the moniker 'Cassonova Brown' and is currently working on his first full-length.
 The Working title for the album is"On the Wall" and there are 2demos available on Soundcloud.com.
 Scottie is also a member of the musical collective Teachers, who also have a full-length album titled "Anesthesia" slated for an early 2013 release.
 Teachers contributed to Kanye West's "Monster".
Grant Vernon Hart (March 18, 1961 – September 13, 2017) was an American musician, best known as the drummer and co-songwriter for the alternative rock and hardcore punk band Hüsker Dü.
 After the band's breakup in 1988, he formed the alternative rock trio Nova Mob, where he moved to vocals and guitar.
 His solo career became his main focus after the dissolution of Nova Mob in 1997.
Keiko Komuro (小室 桂子 , Komuro Keiko , née Yamada (山田) born August 18, 1972) is the lead vocalist of the pop group Globe.
 Since 2001 she has had a solo career, starting with the single "A Song Is Born" in collaboration with Ayumi Hamasaki.
 In late 2003, she released her first solo EP called "KCO".
 Keiko, under the name KCO, released her first solo album "O-Crazy Luv" on Universal in 2008.
 The album contains a total of 11 tracks, including her first single under the new name, "Haru no Yuki" ("Spring Snow").
2541 is the first solo EP from Grant Hart, formerly of the band Hüsker Dü.
 It was Hart’s first solo release after the breakup of Hüsker Dü in January 1988 and was released as a 3-inch mini CD single and as 12-inch, 45 rpm vinyl single.