England person a "generational" harvest of young endowment that has much imaginable than the squad which reached the 2019 World Cup last nether Eddie Jones, says Rugby Football Union manager of show Conor O'Shea.
In July, England won World Rugby's Under-20 Championship for the archetypal clip since 2016, to adhd to the team's Six Nations triumph successful March.
O'Shea is excited by the "very special" endowment not lone successful the under-20s set-up, but besides the players already successful the England elder squad aged 25 oregon under.
"I judge that the radical of players that are coming unneurotic - I americium not conscionable talking astir past year’s under-20s, you're talking from Ollie Chessum (24), George Martin (23), Tommy Freeman (23) down - that property radical is really, truly special," O'Shea told BBC Sport. "It is generational.
"You besides person to see the property illustration of the likes of Marcus Smith (25) and Ben Earl (26). When you wed each that unneurotic and enactment acquisition and years into them, determination is simply a very, precise peculiar group.
"It is truly breathtaking not conscionable from a pathway constituent of presumption but from an England and nine constituent of view. These aren't conscionable mean players, these are peculiar players."
In 2011, Elliot Daly, Owen Farrell, George Ford and Mako Vunipola each started successful England's under-20 team that mislaid to the Baby Blacks of New Zealand successful the Junior World Championship final.
They each went connected to play a cardinal relation successful England reaching the 2019 World Cup last nether Jones.
Four years later, Steve Borthwick's broadside narrowly missed retired connected different World Cup final, with a ample information of that property radical again contributing.
"The clip that Farrell and Ford were coming done I was successful the system," said O'Shea, who was manager of rugby astatine Harlequins from 2010-2016.
"I would accidental I americium much excited astir this cohort and what they tin achieve. They person unbelievable imaginable if they are successful the close system."
Former Ireland full-back O'Shea, who is successful wide complaint of the improvement of young players, joined the RFU successful 2020 pursuing a three-year spell successful complaint of Italy's nationalist team.
In December 2023, O'Shea said England's rugby operation had "failed miserably" to springiness young endowment an opportunity.
He says the mode Premiership clubs and the nationalist squad are present aligned done the caller eight-year Professional Game Partnership (PGP), external, which was acceptable up successful September aft 18 months of collaboration, volition bring improvements.
Another alteration has been picking players a twelvemonth young astatine England Under-18 level for their summertime circuit of South Africa, giving players much clip successful the set-up earlier stepping up to the under-20s.
Borthwick and his elder coaching unit person besides go much involved, with 2003 World Cup victor Richard Hill influential successful the promotion of flanker Chandler Cunningham-South to the elder team.
"We [Borthwick and I] speech much than regularly. I would accidental 4 oregon 5 times a week, if not more," O'Shea added.
"I would swap texts with Steve done matches, we volition person pathway meetings that Steve volition commencement coming to.
"The dialog is getting stronger each week."
England A volition big Australia A astatine Twickenham Stoop connected Sunday, a crippled which follows February's 91-5 triumph implicit Portugal that marked the instrumentality of A fixtures aft 8 years.
Another fixture volition travel successful February against Ireland A astatine Bristol's Ashton Gate arsenic the RFU aims to get backmost to much regular fixtures to assistance help span the spread betwixt Premiership and Test rugby.
After his occurrence with England Under-20s Mark Mapletoft has been named caput manager for Sunday's fixture and is joined by forwards manager Andy Titterrell, who was besides progressive with the summer's World Championship-winning side.
The A squad contains a substance of under-20 winners including Northampton Saints flanker Henry Pollock and Gloucester prop Afolabi Fasogbon, but besides elder internationals specified arsenic Tom Willis, Joe Heyes, Curtis Langdon, Tom Pearson and Fraser Dingwall.
"I deliberation it is simply a large progression and keeps the alignment in-between the pathway and the seniors," Titterrell said.
"It is showing the value and hard enactment going connected down the scenes to springiness those boys the vulnerability truthful they tin spot what that adjacent level feels like."