The league expanded for the second time since the inaugural season before the 2003/04 season.

16 teams from Slovenia, Croatia, Bosnia and Herzegovina, Serbia and Montenegro participated in Goodyear League in its fourth season: Union Olimpija, Helios, Pivovarna Laško, Geoplin Slovan, Cibona VIP, Zadar, Zagreb, Split Croatia Osiguranje, Šibenka Dalmare, Široki Hercegtisak, Bosna ASA BH TELECOM, Crvena zvezda, Partizan Pivara MB, Hemofarm, Reflex, Budućnost.

In this season the league also decided to change the play-off system. The Final Tournament was expanded and renamed into the Final Eight Tournament. There were 30 rounds played in the regular part of the season, best eight teams qualified for the Final Eight Tournament which was played in Belgrade from April 28 until May 1, 2005.

Hemofarm became the 2005 Goodyear League Champion.

Throughout the season, the issue of Partizan's forward Milan Gurović

Milan Gurovic

Milan Gurović is a retired controversial Serbian professional basketball player.Gurović, a regular member of the FR Yugoslavia / Serbia and Montenegro national team, turned out for many clubs all over Europe during his career....

 not being allowed to enter Croatia due to having a tattoo of Draža Mihailović

Draža Mihailovic

Dragoljub "Draža" Mihailović was a Yugoslav Serbian general during World War II...

 on his left shoulder got a lot of play in the media.

Regular season

Team	Pld	W	L	PF	PA	Diff	Pts
1.	Hemofarm KK Hemofarm Košarkaški klub Hemofarm is a professional basketball club from Vršac, Serbia. The club currently participates in the Adriatic League and Serbian League...	30	22	8	2591	2426	+165	52
2.	Partizan Pivara MB KK Partizan Košarkaški klub Partizan is a Serbian professional basketball club. It is part of the multi-sports Belgrade-based club Partizan. The club competes in the Serbian League, Adriatic League and the Euroleague....	30	20	10	2539	2386	+153	50
3.	Crvena zvezda KK Crvena zvezda Košarkaški klub Crvena zvezda is a professional basketball club based in Belgrade, Serbia. Its name Crvena zvezda means Red Star and it's part of the Red Star Belgrade sports society ....	30	20	10	2489	2260	+229	50
4.	Union Olimpija KK Union Olimpija -Depth Chart:-In: Ben Woodside Deon Thompson Aleksandar Ćapin Jaka Blažič Danny Green Ratko Varda Robert Rothbart -Out: Giorgi Shermadini - return from a loan Kenny Gregory Samo Udrih Aloysius Anagonye Vladimir...	30	20	10	2480	2348	+132	50
5.	Reflex KK FMP KK FMP , also known as FMP Železnik, is a defunct Serbian basketball club.Based in the Belgrade's neighborhood of Železnik, the club continually posts notable results every competition it competes in...	30	20	10	2422	2302	+120	50
6.	Cibona VIP KK Cibona Košarkaški klub Cibona is a professional basketball club based in Zagreb, Croatia. It competes in the Croatian League and the Adriatic League.-History:The club was founded in 1946 under the name Sloboda...	30	19	11	2560	2334	+226	49
7.	Zadar KK Zadar KK Zadar is a Croatian professional basketball team from the city of Zadar playing in the A-1 Liga.Zadar is the place where Croatian basketball was born in 1930. Zadar's reputation has been of a basketball hotbed with a team that can capture trophies at any given moment...	30	19	11	2491	2320	+171	49
8.	Bosna ASA BH TELECOM KK Bosna KK Bosna is a basketball club in Sarajevo the capital of Bosnia and Herzegovina. The club is part of the University Sport Society USD Bosna...	30	18	12	2425	2395	+30	48
9.	Pivovarna Laško	30	16	14	2224	2108	+116	46
10.	Geoplin Slovan KD Slovan KK Geoplin Slovan or KD Slovan is a professional basketball team from Slovenia.-History:A beginning of the club is dating back to 1951 when Stane Urek suggested a formation of a basketball club Poljane at one of Ljubljana high schools. The club got its official right to play in April same year...	30	15	15	2352	2356	-4	45
11.	Šibenka Dalmare	30	11	19	2310	2516	-206	41
12.	Zagreb KK Zagreb Košarkaški klub Zagreb is a professional basketball club based in Zagreb, Croatia. It competes in the Croatian League, the Adriatic League and in the 2011/12 season for the first time in ULEB Euroleague...	30	11	19	2404	2547	-143	41
13.	Široki Hercegtisak HKK Široki HKK Široki is a Bosnia-Herzegovinan basketball team from the town of Široki Brijeg, Bosnia and Herzegovina. The club currently plays in the Adriatic League and the Bosnian basketball championship....	30	9	21	2208	2459	-251	39
14.	Budućnost KK Buducnost Podgorica KK Budućnost Podgorica is a professional basketball club from Podgorica, Montenegro. It is a part of Budućnost Podgorica sport society. The team currently competes in First Montenegrin Opportunity League and regional Adriatic League...	30	9	21	2323	2540	-217	39
15.	Split Croatia Osiguranje KK Split KK Split , KK Split CO for sponsorship relations is a basketball club from Split, Croatia. Currently, KK Split competes in the A-1 Liga and Krešimir Ćosić Cup.-History:...	30	6	24	2284	2476	-192	36
16.	Helios	30	5	25	2171	2500	-329	35

	Qualified for Final eight
	Relegated

Pld - Played; W - Won; L - Lost; PF - Points for; PA - Points against; Diff - Difference; Pts - Points.

Final eight

Matches played at Pionir Hall

Pionir Hall

Pionir Hall, or Pionir Arena is a sports arena in Belgrade, Serbia, located in the Belgrade's municipality of Palilula...

, Belgrade

Belgrade

Belgrade is the capital and largest city of Serbia. It is located at the confluence of the Sava and Danube rivers, where the Pannonian Plain meets the Balkans. According to official results of Census 2011, the city has a population of 1,639,121. It is one of the 15 largest cities in Europe...

2004–05 ABA Godyear League Champions
Hemofarm KK Hemofarm Košarkaški klub Hemofarm is a professional basketball club from Vršac, Serbia. The club currently participates in the Adriatic League and Serbian League... 1st Title