Crawford, who broke the news Saturday with a tweeted photo of himself signing the deal, enjoyed his finest season in 2014 by contributing to 33 tackles and recording three sacks.
The tackle has shown the organization "everything we need to see to know that he can be one of the elite tackles in this league," said Cowboys executive vice president Stephen Jones.
Hitchens has been dealing with a right high ankle sprain, while Crawford suffered an allergic reaction, putting his status in doubt Sunday.
The team had nine players listed as probable for the first-round playoff matchup, and all are active, including quarterback
Dallas is a 6-point favorite at home against Detroit.
Crawford was listed as questionable for Sunday's playoff game against the Lions in Friday's injury report, but the defensive tackle is expected to be ready to roll by gametime. He finished the regular season with 33 total tackles, three sacks and one forced fumble in 15 games.
Dallas is a 6 1/2-point home favorite for Sunday's first-round matchup with Detroit.
Crawford played in 15 games for Dallas this season, totaling 33 tackles and three sacks while Hitchens had 75 total tackles and one interception.
The Cowboys have also listed the following players as probable for Sunday: quarterback
The Cowboys are currently 6 1/2-point favorites at home against Detroit.
Romo was fully expected to suit up and play after being listed as probable on the team's final Week 14 injury report Tuesday. The Cowboys' other probables are also active Thursday, including wide receiver
|4||10/4/15||@ NO||8:30 pm|
|Bye: Week 6|
|7||10/25/15||@ NYG||4:25 pm|
|10||11/15/15||@ TB||1:00 pm|
|11||11/22/15||@ MIA||1:00 pm|
|13||12/7/15||@ WAS||8:30 pm|
|14||12/13/15||@ GB||4:25 pm|
|16||12/27/15||@ BUF||1:00 pm|
|Year||Team||G||Fum||Lost||Fum Forced||Own Rec||Opp Rec||Yds||Tot Rec||TD|
Women's Dallas Cowboys Tony Romo Nike Navy Blue Game Jersey Shop Now!