A handful of club members reformed a rump side called FSV Bayreuth to carry on the activities of the original association.

This team was made up largely of soldiers stationed locally, which resulted in a constantly changing lineup as they were transferred in and out of the area.

Oberliga Süd, where it had to overcome VfR Pforzheim 2–1 after extra time in a narrow decider for promotion to the second division.

[3] The club spent three seasons in the second tier of Southern German football, achieving a remarkable fifth place in its first year.

It proved a short stay and SpVgg was narrowly relegated, losing a decider to ESV Ingolstadt 5–2 after finishing on equal points.

[5] Back in the Bayernliga, the club won an undisputed championship, losing only two out of their 34 games, 15 points clear of the second-placed Wacker München.

Although relegated to Amateur Oberliga Bayern (III) in 1988 and 1989, the team was spared further demotion when clubs that had finished ahead of them were denied licences due to their financial problems.

The club won the Bayernliga title for a seventh time, building up a convincing margin to the second placed team, and fulfilling the on-the-field qualification to the Regionalliga.

They also expanded the club's name to Spielvereinigung Oberfranken Bayreuth von 1921 e.V., including the Bavarian administrative district of Upper Franconia.

Following the separation, the club retained 60% ownership of the operational company, while the remaining 40% was divided between construction entrepreneur Alois Dechant and steel tube chair manufacturer Franz Stegner.

[11] After Franz Stegner's death, Erwin Stechert, alongside Alois Dechant, held 20% ownership of the operational company.

This loss meant that SpVgg Bayreuth mathematically secured the first-place position and clinched the championship of the Regionalliga Bayern, thus earning promotion to the unified 3.

This strategic move was made in close collaboration with the fan community and underwent a meticulous planning process spanning several months.

Luke Hemmerich netted the opening goal for Bayreuth in the 16th minute from a deflected free-kick, while Ransford-Yeboah Königsdörffer equalised for HSV shortly before the end of regular time.

Liga side two consecutive seasons, and they suffered relegation finishing bottom of the league on 13 May 2023, after a 4–1 loss to Viktoria Köln.