In 1968, LEGO released 3 Classic Vehicle sets, all of these sets have been retired. For that year, the total price of all retail sets cost $19, today those sets are valued around $4,907, a growth of 25460%.
Most valuable 1968 LEGO Classic Vehicle set
330-3 Jeep $3,052.13
Largest 1968 LEGO Classic Vehicle set
343 Train Ferry 147 pieces
Most owned 1968 Classic Vehicle set
336 Fire Engine
3 sets

330-3 Jeep

Theme / Subtheme Classic / Vehicle
Year 1968
Pieces 91
Availability Retired
330-3 LEGO Jeep
Retail $3.75
Value $3,052.13
Growth  +81290.1%
Annual growth 12.3%

336 Fire Engine

Theme / Subtheme Classic / Vehicle
Year 1968
Pieces 76
Availability Retired
336 LEGO Fire Engine
Retail $4.50
Value $847.47
Growth  +18732.7%
Annual growth 9.5%

343 Train Ferry

Theme / Subtheme Classic / Vehicle
Year 1968
Pieces 147
Availability Retired
343 LEGO Train Ferry
Retail $10.95
Value $1,007.88
Growth  +9104.4%
Annual growth 8.1%