The data tags are often missing or covered over. Other features can help ID it.

Frame tag is located on the left front frame rail, just behind the bumper.

• Early 2As on the inside
• Later 2As on the outside

• Willys data tags were in the upper corner of the passenger side.
• ACM number stamped on the drivers toeboard gusset
• Oval cutout for column shift up to serial no. 38221. After that it was round hole.

Heaters were optional. If a heater was never installed, you'll still have knockouts filling the holes.

• Early drivers side heater (Green) used up to serial no. 51228
• Late drivers side heater (Orange) used from 51228 up to 181174. The firewall mount horn was discontinued at 51228.
• Passenger side Harrison heater (Violet) was used from 181175 to end of production.