Question: What role did Slim Dunlap take when he joined the Minnesota band the Replacements in 1987?

Context:
The Replacements (band)
The Replacements were an American rock band formed in Minneapolis, Minnesota, in 1979.
 Initially a punk rock band, they are considered pioneers of alternative rock.
 The band was composed of the guitarist and vocalist Paul Westerberg, guitarist Bob Stinson, bass guitarist Tommy Stinson and drummer Chris Mars for most of its career.
 Following several acclaimed albums, including "Let It Be" and "Tim", Bob Stinson left the band in 1986, and Slim Dunlap joined as lead guitarist.
 Steve Foley replaced Mars in 1990.
 Towards the end of the band's career, Westerberg exerted more control over the creative output.
 The group disbanded in 1991, with the members eventually pursuing various projects.
 A reunion was announced on October 3, 2012.
 The Replacements never had significant commercial success, except for "I'll Be You", which hit number 1 on the "Billboard" Alt Rock chart, but they influenced numerous alternative rock acts.
Billy's Live Bait
Billy's Live Bait was the second album recorded by Austin, Minnesota band the Gear Daddies.
 It was their first release for a major label.
Martyr A.D.
Martyr A.D. is a metalcore band formed in late 1999 from former members of the band Disembodied.
 Joel Johnson (guitar), Tara Johnson (bass) and Justin Kane (drums) joined with newcomers Charlie Johnson (guitar) and Mike Fisketti (vocals).
 After the departures of Kane and Fisketti in 2002, Andrew Hart and Karl Hensel from Minneapolis, Minnesota band Holding On took over on vocal and drum duties, respectively.
Static Taxi
Static Taxi was a post-punk band formed in the late 1980s by Bob Stinson, former lead guitarist of The Replacements, and members of Uptown from Minneapolis, Minnesota.
 Static Taxi officially formed on June 1, 1988.
 John Reipas (drums) and Ray Reigstad (vocals) had been playing with Bob Stinson since the spring/summer of 1986, when Bob was still the lead guitarist for the band The Replacements.
 Bob was subsequently kicked out of The Replacements in 1986.
Long Division (Low album)
Long Division is the second full-length album by Duluth, Minnesota band Low, released in 1995.
Can't Have Nothin' Nice
Can't Have Nothin' Nice is the third and final album recorded by Austin, Minnesota band the Gear Daddies.
 It is a collection of new and live versions of previously released songs as well as new songs that had never been released on an album (though many had been played in concert).
 It was released in 1992 on Crackpot Records.
Songs for Slim
Songs for Slim is an EP by the band The Replacements.
 The EP was recorded and sold to benefit former bandmate Slim Dunlap, who had suffered a stroke.
 Chris Mars, former drummer for The Replacements, contributed to one song ("Radio Hook Word Hit") and designed the album art.
Slim Dunlap
Bob "Slim" Dunlap (born August 14, 1951) is an American rock musician.
 He is a Minnesota-based guitarist and singer-songwriter who is best known for replacing The Replacements' original lead guitarist, Bob Stinson in 1987.
 Dunlap also recorded two solo albums in the mid-1990s.
The Knew
The Knew is an American rock and roll band from Denver, CO consisting of Jacob Hansen (guitars, vocals), Tim Rynders (bass), Tyler Breuer (guitars), and Andy Thomas (drums).
 The group takes influences from such acts as The Rolling Stones, The Clash, Dillinger Four, The Replacements, and My Morning Jacket.
 The Knew has shared the stage with numerous national acts such as Cold War Kids, Deer Tick, Titus Andronicus, Afghan Whigs, Fake Problems, Manchester Orchestra, Slim Cessna's Auto Club and has appeared at such festivals as South by Southwest, CMJ Music Marathon, Mile High Music Festival and the Monolith Festival.
 The band is renowned for their high energy performances and being front row boys.
Let's Go Scare Al
Let's Go Scare Al was the first album recorded by the Austin, Minnesota band the Gear Daddies.
 The album was released in 1988 on the Gark record label, and re-released in 1989 on Polygram Records.

Answer: guitarist