Raheem Mostert takes enormous pride in what he’s accomplished. He believes it’s no fluke.

The 49ers have made numerous offseason personnel changes since going to the Super Bowl at the start of this year.

Since the 49ers lost the Super Bowl in early February, they’ve traded away star defensive lineman DeForest Buckner, lost tackle Joe Staley to retirement and allowed veteran wide receiver Emmanuel Sanders to leave in free agency. Under normal circumstances, that would indicate a bad offseason and a reason for worry heading into the 2020 season. Yet that’s not the...

Chris Finke has faced long odds before. He was a walk-on at Notre Dame and had to earn both a roster spot and, eventually, a scholarship while also becoming a team co-captain.

According to the analytic website Pro Football Focus, the Niners have the third-best roster in the NFL, behind Baltimore and New Orleans. But Ben Linsey of Pro Football Focus says the team could have made some moves this offseason to strengthen its cornerback corps.

Jamal Adams ranks as one of the NFL’s best safeties. At just 24 and three years into his pro career, the Jets’ first-round pick out of LSU in 2017 is a two-time Pro Bowler and is coming off a season in which he was selected first-team All-Pro.

When it comes to running backs, appearances can be deceiving. Take Raheem Mostert, for instance. The former Purdue standout who had a breakout season for the 49ers in 2019, is all of 5-foot-10 and 197 pounds. He’s strong and solid, but speed and quickness are his game – not brute strength. He hardly looks like the kind of running back…

First, Deebo Samuel. Now, Richie James. Injuries to the two 49ers wide receivers could open doors for others to step up during San Francisco’s upcoming training camp.

49ers receiver Deebo Samuel is out with a foot injury but vows to return quickly and make an impact in 2020.

There were times early in Dre Greenlaw’s rookie season when he wasn’t a big part of the 49ers defense. Over a six-game span in September and October, the young linebacker played only 51 total snaps on defense and was in on just five tackles. But by the end of the season, Greenlaw was a high-impact starter. Beginning in Week 9…