From Roader's Digest: The SABRE Wiki
|To:||Aston Clinton (SP897114)|
|Length:||2.9 miles (4.7 km)|
|Met:||A413, B489, A41|
|Now part of:||B4009|
|Route outline (key)|
Both these places having since been bypassed, the A4011 has been downgraded and now forms part of the eastern end of today's B4009.