England's front-row resources were severely stretched duringthe autumn Tests, with Bath's David Wilson and Duncan Bell and Wasps' Tim Payne filling in for the absent Vickery and Andrew Sheridan, while the inexperienced Paul Doran-Jones was called on to cover the bench.
Former Great Britain rugby league captain Farrell will miss the match after picking up a calf strain, while he has been joined on the sidelines by Barkley after theBath man picked up a dead leg during training.
The lead-up to the final has been overshadowed by disciplinary issues, with Tigers coach Richard Cockerill also under the spotlight after an outburst during Leicester's semi-final win against Bath nine days ago.
Duringthe course of his ban he has seen younger props like Leicester's Dan Cole and Bath's David Wilson come through to establish themselves in the England squad and he was cautious about his international future.
Two Butch James penalties stretched Bath's lead, and Leicester, who failed to get into Bath's 22 during a woeful first-half effort, had their job made all the harder when Ayoola Erinle was sin-binned for a professional foul at the breakdown.