|Venue: Franklin's Gardens Date:Friday, 29th April Kick-off: 19:45 BST|
|Live commentary on BBC Sport website and BBC Local radio|
Courtney Lawes, who has made a rapid recovery from a thumb injuries, will return to Northampton Saints for Friday's Premiership match against Harlequins.
Doubts were raised about his fitness to travel to Australia in July for England's tour.
Harlequins remain unchanged with Wilco Louw (Simon Kerrod), Tom Lawday (Tom Lawday) joining the pack in the fight between play-off rivals.
Northampton is fourth in the standings, having won nine of the 10 home league games played between the teams. against Bath last weekend.
Matt Proctor, a utility back from New Zealand, will be playing his 50th game on the wing. Fraser Dingwall, who has returned to fitness after an injury, will start at the outside centre in one the six changes to the side.
Other switches feature James Grayson as fly-half with a front row featuring props Emmanuel Iyogun, Conor Carey and Mike Haywood.
Kerrod and Louw of South Africa for Quins were added to who? Last week Joe Marler did not make it into the squad. Will Collier, flanker Luke Wallace, and Will Collier are both on the bench.
Northampton: Furbank; Proctor, Dingwall, Hutchinson, Freeman; Grayson, Mitchell; Iyogun, Haywood, Carey, Coles, Ratuniyarawa, Lawes, Ludlam (capt), Augustus.
Replacements: Fish, Waller, Hill, Moon, Hinkley, James, Francis, Sleightholme.
Harlequins: Jones; Lynagh, Marchant, Esterhuizen, Murley; Smith, Care; Kerrod, Walker, Louw, Symons, Tizard; Lewies, Lawday, Dombrandt.
Replacements: Musk, Garcia Botta, Collier, Chisholm, Wallace, Gjaltema, Allan, David.
Matthew Carley is the referee