The Las Vegas Raiders (4-4) are headed back to the Bay Area for a regular-season game for the first time since relocating from Oakland.

They aren’t likely to get a welcome reception from a 49ers team (6-1) still reeling from its first loss two weeks ago and a fanbase that still remembers the bitter local rivalry.

Game information

■ Who: Raiders at 49ers

■ When: 1:25 p.m. Sunday

■ Where: Levi’s Stadium; Santa Clara, Calif.

■ TV: Fox (Kevin Kugler, play-by-play; Daryl Johnston, analyst; Allison Williams, sideline)

■ Radio: KRLV-AM (920), KOMP-FM (92.3) (Jason Horowitz, play-by-play; Kirk Morrison, analyst)

■ Line: 49ers -9½, total 52

Series history

The 49ers have won the past two meetings to take an 8-7 lead in the all-time series.

It’s a rivalry that dates to 1970 when the 49ers rolled to a 38-7 victory only to see the Raiders bounce back and take control with five wins in the next six meetings.

Three of the 15 meetings have gone to overtime, though the 49ers have outscored the Raiders 362-277…