The Detroit Lions won a franchise-record 15 games this season but lost their playoff opener to the Washington Commanders.

ALLEN PARK -- The Detroit Lions have 21 unrestricted free agents this offseason as they try and get back to business and deliver on their sky-high expectations.

It’s no secret at this point that the Detroit Lions sported one of the best offensive lines in the NFL during the 2024 season. Right tackle Penei Sewell was originally selected to go to the Pro Bowl, left tackle Taylor Decker is replacing Sewell due to injury and center Frank Ragnow is also heading to Orlando.

The Detroit Lions' offensive line is the engine that makes the muscle-car offense zip, which means an offseason of rebuilding that line is key.

With the Detroit Lions' 2025 season getting further into the rearview mirror, it's time to evaluate the season that was with final position grades.

The Detroit Lions ' offense played at a historic level in 2024. Led by coordinator Ben Johnson, the group lead the league in scoring and finished second in yards. Johnson has since departed to become the head coach of the Chicago Bears, and the Lions will have new leadership for the group under head coach Dan Campbell this season.

In leading the Lions’ offense as their coordinator for the last three years, new Bears head coach Ben Johnson enjoyed success in large part due to Detroit’s stout offensive line.

TRENDING: Lions fans should say their prayers because backup QB situation isn't promising Running back (4): Jahmyr Gibbs, David Montgomery ... (10): Penei Sewell, Kevin Zeitler, Frank Ragnow ...

Coming off a 15-2 season, the Lions know they have a championship window. Keeping key free agents could help keep that window open a little bit longer. Here are a few free agents the Lions need to consider keeping in 2025.

Having a strong offensive line is part of the Detroit Lions' identity, and maintaining that is always a priority for GM Brad Holmes.

After withdrawing due to injury, left tackle Taylor Decker will step in and travel to Orlando, Florida for this year's annual competition. It will be the veteran's first appearance. This year, Brain Branch and Jahmyr Gibbs earned their first Pro Bowl nominations.

Tim Twentyman takes a look at five things to know about new Detroit Lions defensive coordinator Kelvin Sheppard.