Autostrèda A4

A4 Motorway
Autostrèda A4
Autostrèda Prima
Route information
Length	420 km (260 mi)
Existed	1967–present
West end	S4 in Pèrzen
East end	S4 in San Laurënz
Location
Regions	Provinzia Passeier
Highway system
Autostrèdes of Tirol ← A 3 → A 5

The Autostrèda A4, nicknamed Autostrèda Prima ("First Motorway"), was the first motorway constructed in Tirol. The motorway links the cities of San Laurënz and Maran with Innsbruck.