The 26-year-old played in only six games last season before tearing his ACL in October. He ran for 340 yards and two touchdowns in those six games.
In 2012, Ridley ran for a career-high 1,263 yards and 12 touchdowns for the Patriots. He's a former third-round draft pick by New England in 2011.
The Jets went 4-12 last season and finished in fourth in the AFC East.
- Molly Geary