Chester can secure fourth place in National League Two North with victory at Huddersfield.
Dave Craven’s team won for the first time since February at the weekend, overturning a 14 point deficit in the final quarter to defeat Stourbridge 31-28 in a thriller at Hare Lane.
There is still an outside chance Chester could sneak into third, but that requires them to register a bonus point win and Sedgley Park fail to pick up a point at Broadstreet.
Harrogate and Caldy are chasing hard so a defeat in West Yorkshire could see Chester drop to seventh in the final standings.
Fly-half Rhys Hayes starred in the comeback win on Saturday in front of a healthy crowd as Chester found themselves behind early on.
Stourbridge opened the scoring with a try for winger Stefan Crooksammy with Caolan Ryan adding the extras.
Chester responded with a well-worked line-out resulted in John Ketland crossing and Hayes converting to level the game at 7-7.
Hayes then found a gap in the defence to touch down and converted his own score to put the hosts into the lead.
Stourbridge came back with scrum-half Toby Handley crossing and fly-half Ryan slotting the conversion.
Ryan converted his own try before half-time as the visitors led 21-14 and flanker Ejike Uzonige went over early in the second-half with Ryan again on target with the boot to leave Chester in trouble.
Hayes started the recovery with his second try of the game following a fine break and converted to cut the lead to seven points.
Kyle Joseph and Matt Walsh touched down for unconverted tries in the closing stages to the delight of the home fans.
Chester 2nds ended the season in positive fashion with a well-earned 29-20 win at Fylde 2nds in the Bateman BMW Conference.
Helsby suffered a 40-12 reverse at home to Liverpool University in South Lancs & Cheshire Division Three.
