The M32 is a short motorway in South Gloucestershire and Bristol, England. It provides a fast link from Bristol city centre to the M4 and is part of the Bristol Parkway. At about 4.6 miles (7.4 km), it is one of Britain's shortest motorways. Most of the road has four lanes, though there is a climbing lane for 440 yards (400 m) north of Junction 2, and the short section between Junction 1 and the M4 has six lanes.