:X-class Melbourne tram

{{Short description|Trams imported to Melbourne, Australia}}

{{Use dmy dates|date=November 2019}}

{{Infobox tram

| name = X-class

| image =

| caption =

| manufacturer = JG Brill Company
St Louis Car Company

| assembly =

| constructed = 1923

| numberbuilt = 2

| numberservice =

| fleetnumbers = 217-218

| depots =

| designer =

| predecessor =

| successor =

| carlength = {{cvt|8.53|metres|ftin}}

| width = {{cvt|2.55|metres}}

| height = {{cvt|3.05|metres|ftin}}

| wheeldiameter = {{cvt|673|mm}}

| wheelbase = {{cvt|3.05|metres|ftin}}

| weight = {{cvt|8.4|tonnes|lb}}

| capacity = 33

| acceleration =

| deceleration =

| doors =

| lowfloor =

| traction motors =

| axleload =

| powersupply =

| collectionmethod = Trolley pole

| electricsystem =

| wheels driven =

| steep gradient =

| bogies = JG Brill Company 79E (217)
St Louis Car Company No 7 (218)

| minimum curve =

| gauge = {{RailGauge|1435mm}}

}}

The X-class was a class of two Birney trams imported from United States manufacturers JG Brill Company and St Louis Car Company by the Melbourne & Metropolitan Tramways Board. In June 1924 both entered service from Hawthorn depot on the Power Street to Hawthorn Bridge service. In 1928 both were transferred to Glenhuntly depot to operate the Point Ormond route."The Birney Car in Australia" Trolley Wire issue 152 June 1974 pages 6-8{{cite book|last1=Cross|first1=Norman|last2=Budd|first2=Dale|last3=Wilson|first3=Randall|title=Destination City Melbourne's Electric Trams|date=1993|publisher=Transit Publishing Australia|location=Sydney|isbn=0 909459 18 5|page=22|edition=5}}[https://vicsig.net/trams/class/X X Class] Vicsig

In 1956, 217 was transferred to the isolated Footscray network. They also operated night services taking them as far as Brighton East, Malvern East and Coburg North. With the cessation of these services in 1957, both were withdrawn.