Vehicle Code Designations: J-Series, Pre 1968.
J-Series Service Manual SM-1019-R2, 1966

Wagons/Panels:
Serial Prefix Model Series  Drive Body Style
1312 - J-100 - 2wd Station Wag, 2dr
1312C - J-100 - 2wd Sta Wag, 2dr, Custom
1314 - J-100 - 2wd Sta Wag, 4dr
1314C - J-100 - 2wd Sta Wag, 4dr, Custom
1313 - J-100 - 2wd Panel Delivery
1412 - J-100 - 4wd Sta Wag, 2dr
1412C - J-100 - 4wd Sta Wag, 2dr, Custom
1414 - J-100 - 4wd Sta Wag, 4dr
1414C - J-100 - 4wd Sta Wag, 4dr, Custom
1414D - J-100 - 4wd Super Wagoneer
1413 - J-100 - 4wd Panel Delivery

J-Trucks:
Serial Prefix Model GVW Drive
2306F - J-200 4000 gvw - 2wd
2306A - J-200 5600 gvw - 2wd
2306B - J-200 6600 gvw - 2wd
2306D - J-200 8600 gvw - 2wd w/dual rear wheels

2406F - J-200 4000 gvw - 4wd
2406A - J-200 5600 gvw - 4wd
2406B - J-200 6600 gvw - 4wd
2406D - J-200 8800 gvw - 4wd w/dual rear wheels

3306E - J-300 5000 gvw - 2wd
3306B - J-300 6600 gvw - 2wd
3306C - J-300 7600 gvw - 2wd
3306D - J-300 8600 gvw - 2wd w/dual rear wheels

3406E - J-300 5000 gvw - 4wd
3406B - J-300 6600 gvw - 4wd
3406C - J-300 7600 gvw - 4wd
3406D - J-300 8600 gvw - 4wd w/dual rear wheels

2306W - J-2500 gvw - 5000 gvw - 2wd
2306X - J-2600 gvw - 6000 gvw - 2wd
2306X - J-2700 gvw - 7000 gvw - 2wd
2306Z - J-2800 gvw - 8600 gvw - 2wd w/dual rear wheels

2406W - J-2500 gvw - 5000 gvw - 4wd
2406X - J-2600 gvw - 6000 gvw - 4wd
2406Y - J-2700 gvw - 7000 gvw - 4wd
2406Z - J-2800 gvw - 8600 gvw - 4wd w/dual rear wheels

3306W - J-3500 gvw - 5000 gvw - 2wd
3306X - J-3600 gvw - 6000 gvw - 2wd
3306Y - J-3700 gvw - 7000 gvw - 2wd
3306Z - J-3800 gvw - 8600 gvw - 2wd w/dual rear wheels

3406W - J-3500 gvw - 5000 gvw - 4wd
3406X - J-3600 gvw - 6000 gvw - 4wd
3406Y - J-3700 gvw - 7000 gvw - 4wd
3406Z - J-3800 gvw - 8600 gvw - 4wd w/dual rear wheels